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CN113325486A - Method, system and device for surveying tectonic altered rock type minerals under coverage area - Google Patents

Method, system and device for surveying tectonic altered rock type minerals under coverage area Download PDF

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Publication number
CN113325486A
CN113325486A CN202110621205.1A CN202110621205A CN113325486A CN 113325486 A CN113325486 A CN 113325486A CN 202110621205 A CN202110621205 A CN 202110621205A CN 113325486 A CN113325486 A CN 113325486A
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ore
metallogenic
point
resistance
rock
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Inventor
谢海林
王斌
李鹏
陈苏龙
赵呈祥
马永久
赵宗骁
李斐斐
刘锦文
罗岐慧
李玉莲
邢利娟
乎格吉勒
祁栋
徐汉宾
杜生鹏
韩玉
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First Geological Exploration Institute Of Qinghai Province
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First Geological Exploration Institute Of Qinghai Province
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V11/00—Prospecting or detecting by methods combining techniques covered by two or more of main groups G01V1/00 - G01V9/00

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  • General Life Sciences & Earth Sciences (AREA)
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Abstract

The invention discloses a tectonic altered rock type mineral exploration method, a system and a device under a coverage area, which comprises the following steps of establishing an ore exploration prediction model integrating three aspects of an ore geologic body, an ore formation structure surface and an ore formation effect characteristic for exploring ores; performing high-precision magnetic measurement on the coverage area to determine a contact zone of the rock mass and the stratum; determining the distribution range of metal sulfide and carbon by an induced gradient profile; performing mechanical rock drilling deep part verification on the obtained position of the ore deposit or ore body, the contact zone of the rock body and the stratum, the distribution range of metal sulfides and carbon, the spatial position of the structural alteration zone and the distribution range of the metal sulfides; and determining the ore body or the ore deposit according to the verification result. The invention can reduce the blind investment of the gold mine prospecting work, reduce the cost, accurately position the space distribution form and scale of the gold mine belt and finally realize the breakthrough of prospecting.

Description

Method, system and device for surveying tectonic altered rock type minerals under coverage area
Technical Field
The invention relates to the field of mineral exploration, in particular to a method, a system and a device for exploring tectonic altered rock type minerals under a coverage area.
Background
Gold is not only a special currency for storage and investment, but also an important material for the departments of jewelry industry, electronic industry, modern communication, aerospace industry and the like. The effective prospecting work of gold mine is the precondition of guaranteeing the resource reservation, and the prospecting work of gold mine is highly emphasized all over the world. The deep side and the coverage area of the existing mine are the key directions for future gold mine exploration, but the coverage area has the shielding and shielding effects, so that the gold mine exploration difficulty is high, and a plurality of hidden gold deposits are not discovered.
The tectonic altered rock type gold ore is an extremely important one of gold ore types, and the ore searching effect is good in bedrock exposed areas through working methods such as geology, geophysical prospecting and chemical prospecting. However, the geological conditions of the coverage area of the fourth system are different from those of the bedrock exposed area, firstly, the bedrock structure under the coverage area cannot be visually seen through the conventional geological working means, secondly, the high-value section of the element cannot be obtained through the conventional chemical exploration means due to the shielding of the covering layer, and finally, the conventional geophysical exploration work is interfered due to the large geological structure and thickness of the covering layer. Resulting in prolonging the exploration period, low efficiency and unobvious effect of finding the mine.
Disclosure of Invention
The invention aims to provide a method, a system and a device for surveying tectonic altered rock type minerals under a coverage area, and aims to solve the problems of low mining efficiency and unobvious mining effect.
The embodiment of the invention provides a tectonic altered rock type mineral exploration method under a coverage area, which comprises the following steps: the method comprises the following steps:
s1, determining an ore-forming geologic body, judging the spatial position of an ore deposit or an ore body through an ore-forming structure and an ore-forming structural plane, judging the possible position of a deep ore body or the ore deposit through an ore-forming action characteristic, and establishing an ore-finding prediction model integrating the ore geologic body, the ore-forming structure, the ore-forming structural plane and the ore-forming action characteristic for finding ores;
s2, carrying out high-precision magnetic measurement on the coverage area, delineating a positive abnormal contact zone and a negative abnormal contact zone, and determining the contact zone of the rock mass and the stratum according to the positive abnormal contact zone and the negative abnormal contact zone;
s3, circling a low-resistance high-polarization abnormal band through an induced gradient section, and determining the distribution range of metal sulfides and carbon through the low-resistance high-polarization abnormal band;
s4, determining a low-resistance and high-resistance transition interface through wide-area electromagnetic measurement, and determining a contact zone of a rock body and a stratum through the low-resistance and high-resistance transition interface;
s5 CH for gas Earth4、H2S、SO2、CO2Go on to the process of transformationChemical measurement, delineation of CH4、H2S、SO2、CO2High value section of four gases, wherein, CH4And CO2Indicating the spatial position of the structural altered zone, H2S、SO2Indicating the distribution range of the metal sulfide;
s6, carrying out mechanical rock drilling deep part verification on the position of the ore deposit or the ore body obtained at S1, the contact zone of the rock body and the stratum obtained at S2 and S4, the distribution range of the metal sulfide and the carbon obtained at S3, the spatial position of the structural alteration zone obtained at S5 and the distribution range of the metal sulfide;
and S7, determining the ore body or the ore deposit according to the verification result.
The embodiment of the invention also provides a tectonic altered rock type mineral exploration system under the coverage area, which comprises:
a three-in-one module: the mining prediction model is used for determining an ore formation geologic body, judging the spatial position of an ore deposit or an ore body through an ore formation structure and an ore formation structural plane, judging the possible position of a deep ore body or the ore deposit through an ore formation effect characteristic, and establishing an ore finding prediction model integrating the ore formation geologic body, the ore formation structure, the ore formation structural plane and the ore formation effect characteristic for finding ores;
high accuracy magnetism surveys module: the device is used for carrying out high-precision magnetic measurement on the coverage area, delineating a positive abnormal contact zone and a negative abnormal contact zone, and determining a contact zone of a rock body and a stratum according to the positive abnormal contact zone and the negative abnormal contact zone;
step section module in exciting electricity: the method is used for determining a low-resistance high-polarization abnormal zone through an induced gradient section, and determining the distribution range and the intensity of metal sulfide and carbon through the low-resistance high-polarization abnormal zone;
wide-area electromagnetic measurement module: the method is used for determining a low-resistance and high-resistance transition interface through wide-area electromagnetic measurement, and determining a contact zone of a rock body and a stratum through the low-resistance and high-resistance transition interface;
gas geochemical measurement module: for CH to gas earth4、H2S、SO2、CO2Performing chemical measurement to define CH4、H2S、SO2、CO2High value section of four gases, wherein, CH4And CO2Indicating the spatial position of the structural altered zone, H2S、SO2Indicating the distribution range of the metal sulfide;
a verification module: performing mechanical rock drilling deep part verification on the position of an ore deposit or an ore body obtained by the three-in-one module, the contact zone of a rock body and a stratum obtained by the high-precision magnetic measurement module and the wide-area electromagnetic measurement module, the distribution range of metal sulfides and carbon obtained by the induced gradient profile module, and the spatial position of a structural alteration zone and the distribution range of the metal sulfides obtained by the gas geochemistry measurement module;
a determination module: and determining the ore body or the ore deposit according to the verification result.
The embodiment of the invention also provides a tectonic altered rock type mineral exploration device under the coverage area, which comprises: a memory, a processor and a computer program stored on the memory and executable on the processor, the computer program implementing the steps of the above method when executed by the processor.
The embodiment of the invention also provides a computer readable storage medium, wherein an implementation program for information transmission is stored on the computer readable storage medium, and the implementation program realizes the steps of the method when being executed by a processor.
By adopting the embodiment of the invention, the blind investment of the gold mine prospecting work can be reduced, the cost is reduced, the space distribution form and scale of the gold mine zone are accurately positioned, and the breakthrough of prospecting is finally realized.
The foregoing description is only an overview of the technical solutions of the present invention, and the embodiments of the present invention are described below in order to make the technical means of the present invention more clearly understood and to make the above and other objects, features, and advantages of the present invention more clearly understandable.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a flow chart of a method of tectonic altered rock type mineral exploration under the footprint of an embodiment of the present invention;
FIG. 2 is a schematic diagram of a combination of the investigation technique of tectonic altered rock type gold mine under the coverage area of the embodiment of the present invention;
FIG. 3 is a schematic diagram of a high-precision magnetic survey (Delta T) section plane and inference of a firewood-cutting ditch area of a tectonic altered rock type mineral exploration method under a coverage area of an embodiment of the invention;
FIG. 4 is a schematic drawing of a cross-section plane and inference of an excitation ladder measurement in a firewood-cutting ditch area of a tectonic altered rock type mineral exploration method under a coverage area of an embodiment of the invention;
FIG. 5 is a schematic view of a wide-area electromagnetic survey cross-section and inference of a firewood trench area of a tectonic altered rock type mineral exploration method under a coverage area of an embodiment of the invention;
FIG. 6 is a schematic view of a gas geochemical survey anomaly and inference in a firewood trench area of a tectonic altered rock type mineral exploration method under a coverage area of an embodiment of the present invention;
FIG. 7 is a schematic cross-sectional view of a survey line of a firewood pit area QT3 of a tectonic altered rock type mineral exploration method under the footprint of an embodiment of the present invention;
FIG. 8 is a block schematic diagram of a formation alteration rock type mineral exploration system under the footprint of an embodiment of the present invention;
figure 9 is a schematic view of a tectonic altered rock type mineral exploration apparatus under the footprint of an embodiment of the present invention.
Description of reference numerals:
810: a three-in-one module; 820: a high-precision magnetic measurement module; 830: an exciting power elevator section module; 840: a wide area electromagnetic measurement module; 850: a gas geochemical measurement module; 860: a verification module; 870: and determining a module.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Method embodiment
According to an embodiment of the present invention, there is provided a method for surveying a tectonic altered rock type mineral under a coverage area, fig. 1 is a flowchart of the method for surveying the tectonic altered rock type mineral under the coverage area, as shown in fig. 1, specifically including:
s1, determining an ore-forming geologic body, judging the spatial position of an ore deposit or an ore body through an ore-forming structure and an ore-forming structural plane, judging the possible position of a deep ore body or the ore deposit through an ore-forming action characteristic, and establishing an ore-finding prediction model integrating the ore geologic body, the ore-forming structure, the ore-forming structural plane and the ore-forming action characteristic for finding ores;
s1 specifically includes: according to the output space-time characteristics of the covered area structure altered rock type mineral deposit, combining with geological background, obtaining an ore formation geologic body, an ore formation structure surface and an ore formation action characteristic, determining the ore formation geologic body, judging the spatial position of the mineral deposit or the mineral body through the ore formation structure and the ore formation structure surface, judging the possible position of a deep mineral body or the mineral deposit through the ore formation action characteristic, and establishing an ore finding prediction model integrating the ore formation geologic body, the ore formation structure surface and the ore formation action characteristic for finding ore.
S2, carrying out high-precision magnetic measurement on the coverage area, delineating a positive abnormal contact zone and a negative abnormal contact zone, and determining the contact zone of the rock mass and the stratum according to the positive abnormal contact zone and the negative abnormal contact zone;
s2 specifically includes:
the method comprises the steps of calculating theoretical coordinates of all measuring points of each measuring line according to a working layout by adopting a rule network, positioning by utilizing a carrier phase differential technology, marking a starting point and a terminal point by using a timber pile and marking a point line number, marking the measuring points by using a spray painting bamboo pole at intervals, storing the point line number, the coordinate, the elevation and magnetic measurement data together, performing arrangement analysis on the magnetic measurement data at the later stage, delineating a positive and negative abnormity and a transition zone, performing inference and explanation by combining experimental profile results and geological characteristics, and determining a contact zone of a rock body and a stratum.
S3, circling a low-resistance high-polarization abnormal band through an induced gradient section, and determining the distribution range of metal sulfides and carbon through the low-resistance high-polarization abnormal band;
s3 specifically includes:
the method comprises the steps of calculating theoretical coordinates of all measuring points of each measuring line according to a work layout by adopting a regular network, positioning by utilizing a carrier phase differential technology, marking a starting point and a terminal point by using a wooden pile and marking a point line number, marking by using a spray painting bamboo pole at intervals, storing the point line number, the coordinate, the elevation and excitation measurement data together for each measuring point, performing arrangement analysis on the excitation measurement data at the later stage, determining a low-resistance high-polarization abnormal zone, performing inference and explanation by combining experimental section results and geological features, and determining the distribution range and the strength of metal sulfides and carbon.
S4, determining a low-resistance and high-resistance transition interface through wide-area electromagnetic measurement, and determining a contact zone of a rock body and a stratum through the low-resistance and high-resistance transition interface;
s4 specifically includes:
the method comprises the steps of calculating theoretical coordinates of all measuring points according to a working layout by adopting a section of distance point distance, positioning by utilizing a carrier phase differential technology, marking a starting point and a terminal point by using a timber pile and noting a point line number, marking by using a spray painting bamboo pole at intervals, storing the point line number, the coordinate, the elevation and wide area electromagnetic data of each measuring point together, performing arrangement analysis on the wide area electromagnetic data at the later stage, delineating a low-resistance and high-resistance transition interface, performing inference and explanation by combining experimental section results and geological characteristics, and determining a contact zone of a rock body and a stratum.
S5 CH for gas Earth4、H2S、SO2、CO2Performing chemical measurement to define CH4、H2S、SO2、CO2High value section of four gases, wherein, CH4And CO2Indicating the spatial position of the structural altered zone, H2S、SO2Indicating the distribution range of the metal sulfide;
s5 specifically includes:
calculating theoretical coordinates of all measuring points of each measuring line according to a work layout by adopting a regular network, positioning according to the theoretical coordinates of each measuring point by utilizing the positioning and navigation functions of a handheld GPS, marking a starting point and an end point by using a wooden pile and marking the number of the point and the line, marking every other section by using a spray painting bamboo pole, storing the number of the point and the line, the coordinate and the elevation of each measuring point and the geochemical measurement data of gas together, and sorting and dividing the geochemical measurement data of gas in the later periodSeparating out and determining CH4、H2S、SO2、CO2And (4) carrying out inference interpretation by combining geological features on the high-value sections of the four gases, and determining the spatial position of the structural alteration zone and the distribution position and content of the metal sulfide.
S6, carrying out mechanical rock drilling deep part verification on the position of the ore deposit or the ore body obtained at S1, the contact zone of the rock body and the stratum obtained at S2 and S4, the distribution range of the metal sulfide and the carbon obtained at S3, the spatial position of the structural alteration zone obtained at S5 and the distribution range of the metal sulfide;
and S7, determining the ore body or the ore deposit according to the verification result.
The above technical solutions of the embodiments of the present invention are described in detail below with reference to examples.
Fig. 2 is a combined schematic diagram of a tectonic altered rock type gold mine exploration technical method under a coverage area according to an embodiment of the invention, as shown in fig. 2:
step 1, according to the output space-time characteristics of a five-dragon-ditch region structure altered rock type gold deposit, combining with the regional geological background of collision mountain making, setting an ore-forming geologic body as acidic invaded rock construction in late three-fold, setting an ore-forming structure as a northwest toughness shear zone and an east-west brittleness fracture zone superposed on the northwest toughness shear zone, setting an ore-forming structure surface as a contact surface (fracture) of the invaded rock and a stratum, setting an ore-forming action characteristic as carbon, silicification, pyrite mineralization and arsenopyrite mineralization and alteration, determining an ore-forming geologic body, judging the spatial position of the deposit or the ore body through the ore-forming structure and the ore-forming structure surface, judging the possible position of a deep ore body or the deposit through the ore-forming action characteristic, and establishing a ' three-in-one ' ore-body ' prospecting prediction model of the gold deposit in the region.
The 'three-in-one' prospecting prediction model in the step one is as follows: on the basis of the existing mineral exploration and development data of an exploration area, an entity model which is established according to three-dimensional multi-element structural characteristics, can fully express all geological characteristics of known and presumed mineral deposits (bodies) of the exploration area and can effectively guide the deployment of exploration engineering is established through special research on contents such as an mineralization geologic body, an mineralization structure, an mineralization structural surface, mineralization action characteristic marks and the like.
On the basis of collecting and researching the existing data of large-scale gold ore deposits of firewood ditches in the Wulong ditch region, the formed mineral geologic body is determined to be constructed by acid invaded rocks in the late Sandi stack of the world, and mainly comprises two-long granite, potassium-long granite, inclined-long granite and granite spanishneedles; the mineralization structure is a northwest direction toughness shearing band (three beams-a bitter spring toughness shearing band) and a east-west direction brittle fracture band superposed on the northwest direction toughness shearing band; the mineralization structural surface is a contact surface (fracture) of the invaded rock and the stratum, most of the gold ore bodies are produced near the contact surface of the rock (acidic invaded rock in the three-fold late world) and the stratum (ancient gold water gap rock mass), and the weak surface of the physical and chemical properties is often produced in a brittle fracture property; the mineralization of the mineral is characterized by carbon, silicification, pyrite mineralization and arsenopyrite mineralization alteration, wherein the carbon has an adsorption effect on gold, the silicification is favorable for the migration and precipitation of minerals during the formation of gold ores, and the pyrite and the arsenopyrite are gold-loaded minerals.
Through the first step, the output characteristics and ore control factors of the structural altered rock type gold ore in the area are fully condensed, and after the restriction is carried out from the aspects, the area range for prospecting prediction is pointed out.
Secondly, delineating a positive abnormal contact zone and a negative abnormal contact zone in a coverage area through high-precision magnetic measurement, and determining a contact zone of a rock body and a stratum; the distribution range and the intensity of metal sulfide and carbon are determined by encircling a low-resistance high-polarization abnormal zone through an induced gradient profile; and (3) determining a contact zone of the rock mass and the stratum by means of wide-area electromagnetic measurement and delineating a low-resistance and high-resistance transition interface.
In the second step, a high-precision magnetic measurement experimental section is developed on the gold-bearing alteration zone IV of the firewood-making ditch gold deposit, and the gold deposit zone and the ore body are shown to be the positive and negative abnormal transition zone positions, the north part is subjected to negative abnormality, the south part is subjected to positive abnormality, the abnormal strength is-36-32 nT, the surface exposed lithology is combined, the north part is built by ancient Jinyuu water gap rock group schist-schist, the south part is built by acid invasion rock in the three-quarter of the world, and the contact zone of the two is east-west brittle fracture (the ore-bearing alteration zone). As shown in FIG. 3, a high-precision magnetic measurement is performed on the coverage area of the fourth series on the west side of the gold mine with the firewood trench, a 20 x 10M rule net is adopted, 3 magnetic anomalies are circled, the numbers of which are M1-M3, and 3 fracture structures are deduced, and the numbers of which are F1-F3. The M1 abnormality is located on the northwest side of the investigation region, the whole abnormality is positive abnormality spreading in a strip shape in the northwest direction, the other regions are negative abnormalities, the abnormality intensity is-10-30 nT, the length is about 500M and the width is about 250M from the abnormality distribution range, and the positive magnetic abnormality is presumed to be the reflection of acid invaded rock in the three-fold late world. The M2 anomaly is located at the male west side of the investigation region, has the length of about 500M and the width of 170M, is in the shape of a strip ellipse in the east-west direction, has the anomaly strength of-24-30 nT, has negative anomaly in the north part and positive anomaly in the south part, is presumed to be constructed by ancient Jinyuou rock cliff-gneiss in the north part, is constructed by acid invaded rock in the three-night-three-fold, and develops a brittle fracture in the east-west direction on a contact zone of the two (F2). The M3 abnormity is positioned at the south-east side of an investigation region, is distributed in a strip shape in the east-west direction, consists of negative abnormity in the north and positive abnormity in the south, has the abnormal strength of-37-20 nT, is presumed to be built by ancient Jinyuu rock group schist-gneiss in the north according to the character of exposed rocks on the surface of the adjacent region, is built by acid invaded rocks in the late Sandset, develops a brittle fracture in the east-west direction (F2) on a contact zone of the two rocks, extends towards the west and is connected with the brittle fracture in the abnormity of M2, and is of the same fracture structure.
An induced gradient measurement experimental section is developed on the gold ore deposit IV number ore-containing alteration zone of the firewood trench, and the gold ore zone and the ore body are obvious in low-resistance high-polarization characteristics, the resistivity is 200 omega-m, and the polarization rate is 7-12% and is caused by carbon and metal sulfides in the gold ore zone. As shown in fig. 4, the excitation escalator measurement is performed on the fourth coverage area of the west side of the gold mine with the firewood trench, a 100 × 20m rule net is adopted to define 1 low-resistance high-polarization excitation anomaly with the number of JD01, the width of 450m and the length of 500m, the excitation anomaly is in a north-west strip-shaped distribution, the resistivity is 100-.
A wide-area electromagnetic measurement experiment section is developed on the gold deposit IV-type ore alteration zone of the firewood trench, and the gold deposit zone and an ore body are shown to be in a contact interface of high resistance and low resistance in the east-west direction, the high resistance is reflected by the construction of acid invaded rocks in the late Sandi Law, the low resistance is reflected by the construction of ancient Jinyuu rock group schist-gneiss, the high resistance resistivity is 5011 omega.m, and the low resistance resistivity is 158 + 398 omega.m. As shown in fig. 5, wide-area electromagnetic measurement is carried out on the fourth coverage area on the west side of the gold deposit with the firewood trench, a section with a point distance of 20m is adopted, an obvious east-west high-resistance and low-resistance contact interface is also displayed, the high-resistance resistivity is 2511-7943 Ω · m, the low-resistance resistivity is 316-1000 Ω · m, the high resistance is presumed to be reflected by construction of acid invaded rocks in the late three-fold world, and the low-resistance is reflected by construction of schist-schist of the ancient gulf rock group, and compared with the section of the surface experiment, the resistivity is slightly increased under the influence of a covering layer, and the contact interface of the two is presumed to be brittle fracture which is the same fracture structure as the known deposit-containing corrosion change zone of the gold deposit with the firewood trench.
Step three, determining CH through gas geochemical measurement4、H2S、SO2、CO2High value section of four gases, where CH4And CO2Indicating the spatial position of the structural altered zone, H2S、SO2Indicating the distribution position and content of the metal sulfide.
The geochemical measurement of the gas in the third step refers to: the gas components of atmosphere or soil gas are measured systematically, and the distribution, distribution and change rules of the atmosphere or soil gas are researched to find out the geochemical anomaly of the gas related to the mine so as to find the mine.
As shown in FIG. 6, a geochemical measurement of gas was performed on the west fourth line of coverage of the firewood trench gold mine, using a 100X 20m regular grid, delineating CH4、H2S、SO2、CO2High value section of four gases, where CH4And CO2Indicating the spatial position of the structural altered zone, H2S、SO2Indicating the location and amount of metal sulfide, CO2、CH4、SO2、H2Background value of S (CO)2＝125×10-6，CH4＝2260×10-6，SO2＝0.8×10-6，H2S＝0.15×10-6) The maximum value (CO) is measured2＝488×10-6，CH4＝3369×10-6，SO2＝2.30×10-6，H2S＝0.47×10-6) In which CO is2、SO2、H2S maximum value is 3 times higher than background value, and the expression is clearShowing structural and sulfide abnormalities. Presume 4 to strike the northwest and nearly east west to break the structure, number F1-F4, wherein F3 and strike the gold mine IV containing ore and change the space position of the area and strike to accord with, it is the west extension of the area of this alteration.
And step four, integrating the superposition effect of the methods, and performing mechanical core drilling deep verification on physical exploration abnormity in the coverage area and the deduced contact zone (fracture) of the rock mass and the stratum.
As shown in figure 7, by combining the superposition effects of the methods, the mechanical core drilling deep verification is carried out on the physical exploration abnormity in the fourth series coverage area on the west side of the firewood ditch gold deposit and the deduced contact zone (fracture) of the rock mass and the stratum, an ore-containing broken altered zone with the thickness of 17.5 meters is seen, the accumulated development thickness in the zone is 6.72 meters, and the gold ore is gold ore with the gold grade of 0.15-1.23 g/t. The altered zone is positioned at the contact zone of the ancient golden nozzle cliff rock group schist-schist construction and the acid invaded rock construction (inclined long granite) in the three-fold late world, the ore deposit type is the altered rock construction type, and the method has huge space for searching the hidden gold ore deposit.
And step five, determining the ore body or the ore deposit according to the verification result.
According to the technical scheme, the novel technical method combination of ' three-in-one ' ore finding prediction model, high-precision magnetic measurement, induced gradient, wide-area electromagnetism, gas geochemistry and mechanical rock core drilling deep verification ' is utilized, blind investment of ore finding work of gold ores can be reduced, cost is reduced, the space distribution form and scale of a gold ore zone are accurately positioned, and finally ore finding breakthrough is realized
System embodiment
According to an embodiment of the present invention, there is provided a tectonic altered rock type mineral exploration system under a coverage area, fig. 8 is a schematic diagram of a tectonic altered rock type mineral exploration system under a coverage area according to an embodiment of the present invention, as shown in fig. 8, specifically including:
the triune module 810: the mining prediction model is used for determining an ore formation geologic body, judging the spatial position of an ore deposit or an ore body through an ore formation structure and an ore formation structural plane, judging the possible position of a deep ore body or the ore deposit through an ore formation effect characteristic, and establishing an ore finding prediction model integrating the ore formation geologic body, the ore formation structure, the ore formation structural plane and the ore formation effect characteristic for finding ores;
the triune module 810 is specifically configured to: obtaining an ore-forming geologic body, an ore-forming structure, an ore-forming structural surface and an ore-forming action characteristic by combining geological background according to the output space-time characteristic of a covered area structure altered rock type mineral bed, determining the ore-forming geologic body, judging the spatial position of the mineral bed or the mineral body through the ore-forming structure and the ore-forming structural surface, judging the possible position of a deep mineral body or the mineral bed through the ore-forming action characteristic, and establishing an ore-finding prediction model integrating the ore geologic body, the ore-forming structure, the ore-forming structural surface and the ore-forming action characteristic for finding ores;
high-precision magnetic measurement module 820: the method is used for carrying out high-precision magnetic measurement on a coverage area, delineating a positive abnormal contact zone and a negative abnormal contact zone, and determining a contact zone of a rock body and a stratum according to the positive abnormal contact zone and the negative abnormal contact zone
The high-precision magnetic measurement module 820 is specifically configured to:
calculating theoretical coordinates of all measuring points of each measuring line according to a working layout by adopting a rule network, positioning by utilizing a carrier phase differential technology, marking a starting point and a terminal point by using a timber pile and marking a point line number, marking the measuring points by using a spray painting bamboo pole at intervals, storing the point line number, the coordinate, the elevation and magnetic measurement data together, performing arrangement analysis on the magnetic measurement data at the later stage, delineating a positive and negative abnormity and transition zone, performing inference and explanation by combining experimental profile results and geological characteristics, and determining a contact zone of a rock body and a stratum;
energized escalator profile module 830: the method is used for determining a low-resistance high-polarization abnormal zone through an induced gradient section, and determining the distribution range and the intensity of metal sulfide and carbon through the low-resistance high-polarization abnormal zone;
the energized escalator profile module 830 is specifically configured to:
calculating theoretical coordinates of all measuring points of each measuring line according to a work layout by adopting a regular network, positioning by utilizing a carrier phase differential technology, marking a starting point and a terminal point by using a timber pile and marking a point line number, marking by using a spray painting bamboo pole at intervals, storing the point line number, the coordinate, the elevation and excitation measurement data together for each measuring point, performing arrangement and analysis on the excitation measurement data at the later stage, delineating a low-resistance high-polarization abnormal zone, performing inference and explanation by combining experimental profile results and geological characteristics, and determining the distribution range and the intensity of metal sulfides and carbon;
wide area electromagnetic measurement module 840: the method is used for determining a low-resistance and high-resistance transition interface through wide-area electromagnetic measurement, and determining a contact zone of a rock body and a stratum through the low-resistance and high-resistance transition interface;
the wide-area electromagnetic measurement module 840 is specifically configured to:
calculating theoretical coordinates of all measuring points according to a working layout by adopting a section of distance point distance, positioning by utilizing a carrier phase differential technology, marking a starting point and a terminal point by using a timber pile and noting a point line number, marking by using a spray painting bamboo pole at intervals, storing the point line number, the coordinate, the elevation and wide area electromagnetic data of each measuring point together, performing arrangement and analysis on the wide area electromagnetic data at the later stage, delineating a transition interface of low resistance and high resistance, performing inference and explanation by combining experimental section results and geological characteristics, and determining a contact zone of a rock body and a stratum;
gas geochemistry measurement module 850: for CH to gas earth4、H2S、SO2、CO2Performing chemical measurement to define CH4、H2S、SO2、CO2High value section of four gases, wherein, CH4And CO2Indicating the spatial position of the structural altered zone, H2S、SO2Indicating the distribution range of the metal sulfide;
the gas geochemistry measurement module 850 is specifically configured to:
calculating theoretical coordinates of all measuring points of each measuring line according to a work layout by adopting a rule network, and positioning according to the theoretical coordinates of the measuring points by utilizing the positioning and navigation functions of a handheld GPS; marking the starting point and the end point by using a wooden pile, marking the point and the line, marking every other section by using a spray painting bamboo pole, storing the point and the line number, the coordinate, the elevation and the gas geochemistry measurement data at the same time for each measuring point, and entering the gas geochemistry measurement data at the later stageSorting and analyzing, and determining CH4、H2S、SO2、CO2And (4) carrying out inference interpretation by combining geological features on the high-value sections of the four gases, and determining the spatial position of the structural alteration zone and the distribution position and content of the metal sulfide.
The verification module 860: performing mechanical rock drilling deep part verification on the position of an ore deposit or an ore body obtained by the trinity module 810, the contact zone of a rock body and a stratum obtained by the high-precision magnetic measurement module 820 and the wide-area electromagnetic measurement module 830, the distribution range of metal sulfides and carbon obtained by the excitation gradient profile module 840, and the spatial position of a structural alteration zone and the distribution range of the metal sulfides obtained by the gas geochemistry measurement module 850;
the determination module 870: and determining the ore body or the ore deposit according to the verification result.
The embodiment of the present invention is a system embodiment corresponding to the above method embodiment, and specific operations of each module may be understood with reference to the description of the method embodiment, which is not described herein again.
Device embodiment II
An embodiment of the present invention provides a tectonic altered rock type mineral exploration apparatus under a coverage area, as shown in fig. 9, including: a memory 90, a processor 92 and a computer program stored on the memory 90 and executable on the processor 92, the computer program, when executed by the processor, implementing the steps of the above-described method embodiments.
Device embodiment III
The embodiment of the present invention provides a computer-readable storage medium, on which an implementation program for information transmission is stored, and when the program is executed by the processor 92, the steps in the above method embodiments are implemented.
The computer-readable storage medium of this embodiment includes, but is not limited to: ROM, RAM, magnetic or optical disks, and the like.
It will be apparent to those skilled in the art that the modules or steps of the present invention described above may be implemented by a general purpose computing device, they may be centralized on a single computing device or distributed across a network of multiple computing devices, and alternatively, they may be implemented by program code executable by a computing device, such that they may be stored in a storage device and executed by a computing device, and in some cases, the steps shown or described may be performed in an order different than that described herein, or they may be separately fabricated into individual integrated circuit modules, or multiple ones of them may be fabricated into a single integrated circuit module. Thus, the present invention is not limited to any specific combination of hardware and software.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; however, these modifications or alternatives may be made to the embodiments of the present invention without departing from the spirit and scope of the present invention.

Claims (10)

1.一种覆盖区下的构造蚀变岩型矿物勘查方法，其特征在于，包括如下步骤，1. a structural alteration rock type mineral exploration method under a covering area, is characterized in that, comprises the steps, S1、确定成矿地质体，通过成矿构造和成矿结构面判断矿床或矿体空间位置，通过成矿作用特征判断深部矿体或矿床的可能位置，建立矿地质体、成矿构造和成矿结构面以及成矿作用特征三位一体的找矿预测模型进行找矿；S1. Determine the metallogenic geological body, judge the spatial location of the ore deposit or ore body through the metallogenic structure and metallogenic structure plane, judge the possible location of the deep ore body or ore deposit through the metallogenic characteristics, and establish the ore geological body, metallogenic structure and metallogenic structure. The prospecting prediction model of the trinity of ore structure plane and metallogenic characteristics is used for prospecting; S2、对覆盖区进行高精度磁测，圈定正负异常接触带，根据正负异常接触带确定岩体与地层的接触带；S2. Carry out high-precision magnetic survey on the coverage area, delineate the positive and negative abnormal contact zone, and determine the contact zone between the rock mass and the stratum according to the positive and negative abnormal contact zone; S3、通过激电中梯剖面，圈定低阻高极化异常带，通过低阻高极化异常带确定金属硫化物、碳质的分布范围；S3. Delineate the low-resistance and high-polarization anomalous band through the IP middle-ladder section, and determine the distribution range of metal sulfides and carbonaceous materials through the low-resistance and high-polarization anomaly band; S4、通过广域电磁测量，圈定低阻和高阻的过渡界面，通过低阻和高阻的过渡界面确定岩体与地层的接触带；S4. Delineate the transition interface of low resistance and high resistance through wide-area electromagnetic measurement, and determine the contact zone between the rock mass and the stratum through the transition interface of low resistance and high resistance; S5、对气体地球的CH4、H2S、SO2、CO2进行化学测量，圈定CH4、H2S、SO2、CO2四种气体的高值区段，其中，CH4和CO2指示构造蚀变带的空间位置，H2S、SO2指示金属硫化物的分布范围；S5. Carry out chemical measurement of CH 4 , H 2 S, SO 2 , CO 2 of the gas earth, and delineate the high-value sections of four gases of CH 4 , H 2 S, SO 2 and CO 2 , among which, CH 4 and CO 2 indicates the spatial position of the structural alteration zone, and H 2 S and SO 2 indicate the distribution range of metal sulfides; S6、对S1得到的矿床或矿体位置、S2和S4得到的岩体与地层的接触带、S3得到的金属硫化物和碳质分布范围以及S5得到的构造蚀变带的空间位置和金属硫化物的分布范围进行机械岩钻探深部验证；S6. The position of the ore deposit or ore body obtained by S1, the contact zone between the rock mass and the stratum obtained by S2 and S4, the distribution range of metal sulfide and carbonaceous matter obtained by S3, and the spatial position and metal sulfide of the structural alteration zone obtained by S5. The distribution range of the material is verified by mechanical rock drilling in depth; S7、根据所述验证结果确定矿体或矿床。S7. Determine the ore body or the ore deposit according to the verification result. 2.根据权利要求1所述的一种方法，其特征在于，所述S1具体包括：根据覆盖区构造蚀变岩型矿物床的产出时空特征，结合地质背景，得到成矿地质体、成矿构造和成矿结构面以及成矿作用特征，确定成矿地质体，通过成矿构造和成矿结构面判断矿床或矿体空间位置，通过成矿作用特征判断深部矿体或矿床的可能位置，建立矿地质体、成矿构造和成矿结构面以及成矿作用特征三位一体的找矿预测模型进行找矿。2. A method according to claim 1, wherein the S1 specifically comprises: according to the output spatiotemporal characteristics of the structural altered rock-type mineral deposit in the coverage area, combined with the geological background, to obtain the metallogenic geological body, the formation Metallogenic structure, metallogenic structure plane and metallogenic characteristics, determine the metallogenic geological body, judge the spatial location of the ore deposit or ore body through the metallogenic structure and metallogenic structure plane, and judge the possible location of the deep ore body or ore deposit according to the metallogenic characteristics , establish a ore prospecting prediction model that integrates ore geological bodies, metallogenic structures, metallogenic structural planes, and metallogenic characteristics for ore prospecting. 3.根据权利要求1所述的一种方法，其特征在于，所述S2具体包括：3. A method according to claim 1, wherein the S2 specifically comprises: 采用规则网，先根据工作布置图计算出每条测线所有测点的理论坐标，利用载波相位差分技术定位，然后对起始点和终点用木桩标记并注明点线号，每隔一段距离用喷漆竹竿做标记，对所述测点做了点线号、坐标、高程和磁测数据的一起存储，后期对磁测数据进行整理分析，圈定正负异常及过渡带，结合实验剖面成果和地质特征进行推断解释，确定岩体和地层的接触带。Using the rule network, first calculate the theoretical coordinates of all the measuring points of each survey line according to the work layout diagram, use the carrier phase difference technology to locate, then mark the starting point and the end point with wooden stakes and indicate the point line number, every distance Marked with spray-painted bamboo poles, the point line number, coordinates, elevation and magnetic measurement data are stored together for the measurement points. Later, the magnetic measurement data is sorted and analyzed, and the positive and negative anomalies and transition zones are delineated. Combined with the experimental section results and Geological features are inferred and interpreted to determine the contact zone between rock mass and strata. 4.根据权利要求1所述的一种方法，其特征在于，所述S3具体包括：4. a kind of method according to claim 1, is characterized in that, described S3 specifically comprises: 采用规则网，先根据工作布置图计算出每条测线所有测点的理论坐标，利用载波相位差分技术定位，然后对起始点、终点用木桩标记并注明点线号，每隔一段距离用喷漆竹竿做标记，各测点做了点线号、坐标、高程和激电测量数据的一起存储，后期对激电测量数据进行整理分析，圈定低阻高极化异常带，结合实验剖面成果和地质特征进行推断解释，确定金属硫化物、碳质的分布范围及强度。Using the rule network, first calculate the theoretical coordinates of all the measuring points of each survey line according to the work layout diagram, use the carrier phase difference technology to locate, then mark the starting point and the ending point with wooden stakes and indicate the point line number, every distance Marked with spray-painted bamboo poles, the point line number, coordinates, elevation and IP measurement data of each measuring point are stored together. Later, the IP measurement data is sorted and analyzed to delineate the low-resistance and high-polarization anomaly zone, combined with the experimental section results. Inferring and interpreting geological features to determine the distribution range and intensity of metal sulfides and carbonaceous materials. 5.根据权利要求1所述的一种方法，其特征在于，所述S4具体包括：5. A method according to claim 1, wherein the S4 specifically comprises: 采用一段距离点距的剖面，先根据工作布置图计算出所有测点的理论坐标，利用载波相位差分技术定位，然后对起始点、终点用木桩标记并注明点线号，每隔一段距离用喷漆竹竿做标记，各测点做了点线号、坐标、高程和广域电磁数据的一起存储，后期对广域电磁数据进行整理分析，圈定低阻和高阻的过渡界面，结合实验剖面成果和地质特征进行推断解释，确定岩体和地层的接触带。Using a section of a distance point distance, first calculate the theoretical coordinates of all measuring points according to the work layout, use the carrier phase difference technology to locate, and then mark the start point and end point with wooden stakes and indicate the point line number, every distance Marked with spray-painted bamboo poles, each measuring point is stored with point line number, coordinates, elevation and wide-area electromagnetic data. Later, the wide-area electromagnetic data is sorted and analyzed, and the transition interface between low resistance and high resistance is delineated, combined with the experimental section. The results and geological features are inferred and interpreted, and the contact zone between the rock mass and the stratum is determined. 6.根据权利要求1所述的一种方法，其特征在于，所述S5具体包括：6. A method according to claim 1, wherein the S5 specifically comprises: 采用规则网，先根据工作布置图计算出每条测线所有测点的理论坐标，利用手持GPS定位、导航功能，根据各测点理论坐标实施定位，然后对起始点、终点用木桩标记并注明点线号，每隔一段用喷漆竹竿做标记，各测点做了点线号、坐标、高程和气体地球化学测量数据的一起存储，后期对气体地球化学测量数据进行整理分析，圈定CH4、H2S、SO2、CO2四种气体的高值区段，结合地质特征进行推断解释，确定构造蚀变带的空间位置和金属硫化物的分布位置和含量。Using the rule network, first calculate the theoretical coordinates of all the measuring points of each survey line according to the work layout diagram, and use the handheld GPS positioning and navigation functions to implement positioning according to the theoretical coordinates of each survey point, and then mark the starting point and the end point with wooden stakes. Mark the dotted line number, mark every section with a spray-painted bamboo pole, and store the dotted line number, coordinates, elevation and gas geochemical measurement data for each measuring point. 4. The high-value section of H 2 S, SO 2 and CO 2 gases, combined with geological features to infer and interpret, determine the spatial location of structural alteration zones and the distribution location and content of metal sulfides. 7.一种覆盖区下的构造蚀变岩型矿物勘查系统，其特征在于，包括，7. A structural altered rock type mineral exploration system under a coverage area, characterized in that it comprises, 三位一体模块：用于确定成矿地质体，通过成矿构造和成矿结构面判断矿床或矿体空间位置，通过成矿作用特征判断深部矿体或矿床的可能位置，建立矿地质体、成矿构造和成矿结构面以及成矿作用特征三位一体的找矿预测模型进行找矿；Trinity module: It is used to determine the metallogenic geological body, judge the spatial location of the ore deposit or ore body through the metallogenic structure and metallogenic structure plane, judge the possible location of the deep ore body or ore deposit through the metallogenic characteristics, and establish the ore geological body and metallogenic structure. Prospecting and ore prospecting with a three-in-one prospecting prediction model of tectonic and metallogenic structural planes and metallogenic characteristics; 高精度磁测模块：用于对覆盖区进行高精度磁测，圈定正负异常接触带，根据正负异常接触带确定岩体与地层的接触带；High-precision magnetic measurement module: used to perform high-precision magnetic measurement of the coverage area, delineate the positive and negative abnormal contact zones, and determine the contact zone between the rock mass and the stratum according to the positive and negative abnormal contact zones; 激电中梯剖面模块：用于通过激电中梯剖面，圈定低阻高极化异常带，通过低阻高极化异常带确定金属硫化物、碳质的分布范围及强度；IP middle ladder profile module: It is used to delineate the low-resistance and high-polarization anomalous zone through the IP-electric middle-ladder profile, and determine the distribution range and intensity of metal sulfides and carbonaceous materials through the low-resistance and high-polarization anomaly zone; 广域电磁测量模块：用于通过广域电磁测量，圈定低阻和高阻的过渡界面，通过低阻和高阻的过渡界面确定岩体与地层的接触带；Wide-area electromagnetic measurement module: used to delineate the transition interface between low-resistance and high-resistance through wide-area electromagnetic measurement, and determine the contact zone between rock mass and formation through the transition interface of low-resistance and high-resistance; 气体地球化学测量模块：用于对气体地球的CH4、H2S、SO2、CO2进行化学测量，圈定CH4、H2S、SO2、CO2四种气体的高值区段，其中，CH4和CO2指示构造蚀变带的空间位置，H2S、SO2指示金属硫化物的分布范围；Gas geochemical measurement module: It is used for chemical measurement of CH 4 , H 2 S, SO 2 , CO 2 of the gas earth, and delineates the high-value sections of the four gases of CH 4 , H 2 S, SO 2 and CO 2 , Among them, CH 4 and CO 2 indicate the spatial location of the structural alteration zone, and H 2 S and SO 2 indicate the distribution range of metal sulfides; 验证模块：对三位一体模块得到的矿床或矿体位置、高精度磁测模块和广域电磁测量模块得到的岩体与地层的接触带、激电中梯剖面模块得到的金属硫化物和碳质分布范围以及气体地球化学测量模块得到的构造蚀变带的空间位置和金属硫化物的分布范围进行机械岩钻探深部验证；Verification module: The position of the ore deposit or ore body obtained by the Trinity module, the contact zone between the rock mass and the formation obtained by the high-precision magnetic measurement module and the wide-area electromagnetic measurement module, and the distribution of metal sulfides and carbonaceous materials obtained by the IP middle-ladder profile module The range and the spatial location of the structural alteration zone and the distribution range of metal sulfides obtained by the gas geochemical measurement module are used for deep verification of mechanical rock drilling; 确定模块：根据所述验证结果确定矿体或矿床。Determining module: determine the ore body or deposit according to the verification result. 8.根据权利要求6所述的系统，其特征在于，三位一体模块具体用于：根据覆盖区构造蚀变岩型矿物床的产出时空特征，结合地质背景，得到成矿地质体、成矿构造和成矿结构面以及成矿作用特征，确定成矿地质体，通过成矿构造和成矿结构面判断矿床或矿体空间位置，通过成矿作用特征判断深部矿体或矿床的可能位置，建立矿地质体、成矿构造和成矿结构面以及成矿作用特征三位一体的找矿预测模型进行找矿；8 . The system according to claim 6 , wherein the trinity module is specifically used to: obtain metallogenic geological bodies and metallogenic structures according to the output spatiotemporal characteristics of structural altered rock-type mineral deposits in the coverage area and in combination with geological background. 9 . According to the metallogenic structure plane and the metallogenic structure plane, the metallogenic geological body is determined, the spatial location of the ore deposit or ore body is judged by the metallogenic structure and the metallogenic structure plane, and the possible location of the deep ore body or ore deposit is judged by the metallogenic structure plane, and the establishment of The prospecting prediction model of the trinity of ore geological body, metallogenic structure, metallogenic structure plane and metallogenic characteristics is used for prospecting; 所述高精度磁测模块具体用于：The high-precision magnetic measurement module is specifically used for: 采用规则网，先根据工作布置图计算出每条测线所有测点的理论坐标，利用载波相位差分技术定位，然后对起始点和终点用木桩标记并注明点线号，每隔一段距离用喷漆竹竿做标记，对所述测点做了点线号、坐标、高程和磁测数据的一起存储，后期对磁测数据进行整理分析，圈定正负异常及过渡带，结合实验剖面成果和地质特征进行推断解释，确定岩体和地层的接触带；Using the rule network, first calculate the theoretical coordinates of all the measuring points of each survey line according to the work layout diagram, use the carrier phase difference technology to locate, then mark the starting point and the end point with wooden stakes and indicate the point line number, every distance Marked with spray-painted bamboo poles, the point line number, coordinates, elevation and magnetic measurement data are stored together for the measurement points. Later, the magnetic measurement data is sorted and analyzed, and the positive and negative anomalies and transition zones are delineated. Combined with the experimental section results and Inferring and interpreting geological features to determine the contact zone between rock mass and strata; 所述激电中梯剖面模块具体用于：The IP middle elevator profile module is specifically used for: 采用规则网，先根据工作布置图计算出每条测线所有测点的理论坐标，利用载波相位差分技术定位，然后对起始点、终点用木桩标记并注明点线号，每隔一段距离用喷漆竹竿做标记，各测点做了点线号、坐标、高程和激电测量数据的一起存储，后期对激电测量数据进行整理分析，圈定低阻高极化异常带，结合实验剖面成果和地质特征进行推断解释，确定金属硫化物、碳质的分布范围及强度；Using the rule network, first calculate the theoretical coordinates of all the measuring points of each survey line according to the work layout diagram, use the carrier phase difference technology to locate, then mark the starting point and the ending point with wooden stakes and indicate the point line number, every distance Marked with spray-painted bamboo poles, the point line number, coordinates, elevation and IP measurement data of each measuring point are stored together. Later, the IP measurement data is sorted and analyzed to delineate the low-resistance and high-polarization anomaly zone, combined with the experimental section results. Inferring and interpreting geological features to determine the distribution range and intensity of metal sulfides and carbonaceous materials; 所述广域电磁测量模块具体用于：The wide-area electromagnetic measurement module is specifically used for: 采用一段距离点距的剖面，先根据工作布置图计算出所有测点的理论坐标，利用载波相位差分技术定位，然后对起始点、终点用木桩标记并注明点线号，每隔一段距离用喷漆竹竿做标记，各测点做了点线号、坐标、高程和广域电磁数据的一起存储，后期对广域电磁数据进行整理分析，圈定低阻和高阻的过渡界面，结合实验剖面成果和地质特征进行推断解释，确定岩体和地层的接触带；Using a section with a distance point distance, first calculate the theoretical coordinates of all measuring points according to the work layout diagram, use the carrier phase difference technology to locate, and then mark the starting point and the end point with wooden stakes and indicate the point line number, every distance Marked with spray-painted bamboo poles, each measuring point is stored with point line number, coordinates, elevation and wide-area electromagnetic data. Later, the wide-area electromagnetic data is sorted and analyzed, and the transition interface between low resistance and high resistance is delineated, combined with the experimental section. Inferring and interpreting the results and geological features, and determining the contact zone between the rock mass and the stratum; 气体地球化学测量模块具体用于：The gas geochemical measurement module is specifically used for: 采用规则网，先根据工作布置图计算出每条测线所有测点的理论坐标，利用手持GPS定位、导航功能，根据各测点理论坐标实施定位；然后对起始点、终点用木桩标记并注明点线号，每隔一段用喷漆竹竿做标记，各测点做了点线号、坐标、高程和气体地球化学测量数据的一起存储，后期对气体地球化学测量数据进行整理分析，圈定CH4、H2S、SO2、CO2四种气体的高值区段，结合地质特征进行推断解释，确定构造蚀变带的空间位置和金属硫化物的分布位置和含量。Using the rule network, first calculate the theoretical coordinates of all the measuring points of each survey line according to the work layout, and use the handheld GPS positioning and navigation functions to implement positioning according to the theoretical coordinates of each survey point; Mark the dotted line number, mark every section with a spray-painted bamboo pole, and store the dotted line number, coordinates, elevation and gas geochemical measurement data for each measuring point. 4. The high - value section of H2S , SO2, CO2 gas, combined with geological features to infer and interpret, to determine the spatial location of the structural alteration zone and the distribution location and content of metal sulfides. 9.一种覆盖区下的构造蚀变岩型矿物勘查装置，其特征在于，包括：存储器、处理器及存储在所述存储器上并可在所述处理器上运行的计算机程序，所述计算机程序被所述处理器执行时实现如权利要求1至6中任一项所述的覆盖区下的构造蚀变岩型矿物勘查方法的步骤。9. A structure-altered rock type mineral exploration device under a coverage area, characterized in that it comprises: a memory, a processor, and a computer program stored on the memory and running on the processor, the computer A program, when executed by the processor, implements the steps of a method for exploration of structurally altered rock-type minerals under an overburden area as claimed in any one of claims 1 to 6. 10.一种计算机可读存储介质，其特征在于，所述计算机可读存储介质上存储有信息传递的实现程序，所述程序被处理器执行时实现如权利要求1至6中任一项所述的覆盖区下的构造蚀变岩型矿物勘查方法的步骤。10. A computer-readable storage medium, characterized in that, a program for realizing information transmission is stored on the computer-readable storage medium, and when the program is executed by a processor, the program as claimed in any one of claims 1 to 6 is realized. The steps of the tectonic altered rock-type mineral exploration method under the coverage area described above.
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