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cupreine; cyprite | |||
chalcocite | |||
chalcocite (Cu2S); copper glance (Cu2S) | |||
chalcosine | |||
beta chalcocite; chalcopyrite; copper glance; glance copper; redruthite; vitreous copper | |||
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beta-chalcocite |
辉 铜 矿 : 25 phrases in 6 subjects |
Earth sciences | 1 |
General | 10 |
Geology | 1 |
Metallurgy | 1 |
Oil / petroleum | 2 |
Technology | 10 |