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Hoelzel Classification

2 SULFIDES

2.B Sulfides (etc) with Me/S > 1/1 (mostly 2/1)

2.BE With Pb,Bi

2.BE.1 Betekhtinite-Furutobeite-Group

Betekhtinite (Cu,Fe)21Pb2S15 orthorhombisch Immm mmm 2.BE.100
Chenguodaite Ag9FeTe2S4 orthorhombisch 2.BE.110
Furutobeite (Cu,Ag)6PbS4 monoklin C2, Cm, C2/m 2, m, 2/m 2.BE.130
Schlemaite (Cu,Ag)6(Pb,Bi)Se4 monoklin P21/m 2/m 2.BE.140
Calvertite Cu5Ge0.5S4 kubisch Fm3m, F432, F43m m3m, 432, 43m 2.BE.150
Arcubisite Ag6CuBiS4 2.BE.180



Mineralsystematik-Übersicht