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出典:Wiktionary
出典:『Wiktionary』 (2025/01/08 14:18 UTC 版)
From Calaveras + -ite. Named for Calaveras County, California, USA; where it was first discovered. From Spanish calavera.
calaverite (plural calaverites)
出典:Wikipedia
出典:『Wikipedia』 (2011/06/14 12:33 UTC 版)
Calaverite, or gold telluride, is an uncommon telluride of gold, a metallic mineral with the chemical formula AuTe2, with approximately 3% of the gold replaced by silver. It was first discovered in Calaveras County, California in 1861, and was named for the county in 1868.
Calaverite