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Chalcopyrite & Tetrahedrite
Herodsfoot Mine, Lanreath
,
Cornwall
,
United Kingdom
Tweet
Size:
Longest Edge:
14mm
Minerals
Chalcopyrite
Formula:
CuFeS
2
Tetrahedrite
Formula:
Cu
6
[Cu
4
(Fe,Zn)
2
]Sb
4
S
13
