 | 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) | | metacinnabar and hypercinnabar (the wurtzite and sphalerite isomorphs of HgS, respectively). Hg2+ minerals...systems of west-central California. This important mining district, including the New Almadén mine in Santa...Santa Clara County and the New Idria mine in San Benito County (two of the world’s largest mercury producers)...producers), represents a single mineralized province with ages restricted to the last 5.3 million years (Bailey...(Szumigala 1996), central Arizona (Eastoe et al. 1990), west Texas (Thompson 1954; Henry et al. 1997), and southwest |  | | Book (edition) | | hedenbergite), b) its meaning may shift over time - sphalerite, for instance, was dumped by early miners, while...Polymorphism as, for instance, found in the ZnS system (sphalerite/wurtzite), is often difficult to discern: Changes...replaced by sphalerite. Only under XPL it stands out from the lighter coronal sphalerite overgrowth by...to the next). Left: Galena (lighter grey) and Sphalerite (darker grey). When minimum/maximum values are...brown internal reflections) in a massive Fe-poor sphalerite (orange internal reflections), jordanite (dark |  | | Book | | long (Marty, 2004 ). AFRICA widely in Litchfield County, where good crystals were taken from quartz veins...region (Brunet, I 977b ). NEW YORK Amity, Orange County. At many isolated collected sites between the towns...2013). MALAWI Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series...Litchfield County. Ilmenite masses and crystals from somewhere near Washington, Litchfield County, were described...Lake Road occurrence, Faraday Township, Hastings County. In fall 1994, Dan and Shelley Lambert extracted |
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