释义 |
bou·lan·ger·ite \büˈlanjəˌrīt\ noun (-s) Etymology: German boulangerit, from C.L. Boulanger died 1849 French mining engineer + German -it -ite : a bluish gray metallic-looking mineral Pb5Sb4S11 consisting of antimony lead sulfide occurring usually in plumose masses (hardness 2.5-3, specific gravity 5.75-6.0) |