chalcopyrite

715

Chalcopyrite

????Massive chalcopyrite (CuFeS2) veins in a quartz and tourmaline matrix from ??Geevor Tin Mine, Cornwall, UK. Primary Commodity:?? ??Tin, copper??

????Massive chalcopyrite (CuFeS2) veins in a quartz and tourmaline matrix from ??Geevor Tin Mine, Cornwall, UK. Primary Commodity:?? ??Tin, copper??

b133572946c5db3eae7807893293fa7ae49ef339

02-02-2016