{'doi': '10.2113/gsecongeo.26.7.681', 'member_id': '3361', 'member': 'Society of Economic Geologists', 'container-title': 'Economic Geology', 'primary-resource': 'http://pubs.geoscienceworld.org/economicgeology/article/26/7/681/15098/Historical-notes-on-gem-mining', 'tld': 'geoscienceworld.org', 'clearbit-logo': 'https://logo.clearbit.com/geoscienceworld.org', 'coaccess': [], 'multiple-resolution': [{'url': 'http://econgeol.geoscienceworld.org/cgi/doi/10.2113/gsecongeo.26.7.681', 'tld': 'geoscienceworld.org', 'clearbit-logo': 'https://logo.clearbit.com/geoscienceworld.org'}], 'type': 'JOURNAL ARTICLE', 'published_date': '1 November 1931', 'publication': 'Economic Geology', 'supplementary_ids': None, 'title': 'Historical notes on gem mining', 'name': None, 'id': None, 'location': None, 'display_doi': 'https://doi.org/10.2113/gsecongeo.26.7.681', 'grant_info': None, 'editors': None, 'authors': 'Sydney Hobart Ball', 'chairs': None}