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出典:Wiktionary
出典:『Wiktionary』 (2017/01/24 08:18 UTC 版)
bismuth + -ite
bismuthinite (countable かつ uncountable, 複数形 bismuthinites)
出典:Wikipedia
出典:『Wikipedia』 (2011/01/26 14:19 UTC 版)
Bismuthinite is a mineral consisting of bismuth sulfide (Bi2S3). It is an important ore for bismuth. The crystals are steel-grey to off-white with a metallic luster. It is soft enough to be scratched with a fingernail and rather dense.
bismuthinite