 | Hazen, R. M., Golden, J., Downs, R. T., Hystad, G., Grew, E. S., Azzolini, D., Sverjensky, D. A. (2012) Mercury (Hg) mineral evolution: A mineralogical record of supercontinent assembly, changing ocean geochemistry, and the emerging terrestrial biosphere. American Mineralogist, 97 (7) 1013-1042 doi:10.2138/am.2012.3922 | Journal (article/letter/editorial) | | 2005). The world’s largest Hg deposit, the Almadén district of central Spain, is representative of concentrations...reworking of the mercury-hosting rocks of the Almadén district (primary mineralization 427–380 Ma) led to at...1958], as well as in amalgams with copper, lead, silver, and gold (e.g., Chen et al. 1985). Mercury mineral...west-central California. This important mining district, including the New Almadén mine in Santa Clara...in the literature. For example, the Hg mining district of Pike County, Arkansas, is hosted in Carboniferous |  | | Book (volume) | | representatives are muscovite pegmatites of the Anabar Massif and Dzhugdzhur Range, 3,500 to 2,900-m.y.-old natrolitic...hydrothermal deposits exemplified by the 2,000-m.y.-old silver Cobalt deposits in Canada and by the 1,800-m.y...y. within the Sudbury massif of Canada and 1,770 m.y. within the Pechenga massif of the Kola Peninsula...other metasomatic lead-zinc deposits, gold and silver vein lodes . Young faults cutting the ancient structures...(60-20 m. y . ) volcanogenic deposits of gold, silver, and, locally (for instance , in the Bolivian Belt) |
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