单词 | bismuthinite |
释义 | Word Frequency bismuthinite(bɪzˈmʌθɪˌnaɪt) or bismuth glance noun a grey mineral consisting of bismuth sulphide in orthorhombic crystalline form. It occurs in veins associated with tin, copper, silver, lead, etc, and is a source of bismuth. Formula: Bi2S3 |
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