홈 > Term: black tellurium
black tellurium
A possibly orthorhombic mineral, Pb5Au(Te,Sb)4S5-8; occurs with other tellurides in lamellar, soft, heavy, lead-gray crystals; one perfect cleavage but may form anhedral masses.
- 품사: noun
- 분야/도메인: 광업
- 카테고리: 일반 광산; Mineral mining
- Government Agency: USBM
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- ed.young
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