Chalcanthite formed from a stalactite, which stands out for its intense blue color. A layer of fine acicular crystals of pickeringite appear on the sample.
Aesthetics Druze sample of chalcedony which stands out for its intense brightness. This sample is much more aesthetic than what you can see in the photos.
Chrysocolla perfect sample of coated Druze well developed crystals of chalcedony. It stands out because chalcedony and chrysocolla are accompanied by crystals Atacamite exceeding 1,8 centimeters long.
Adorable sample of Smithsonite covered by a druse of chalcedony, which is highlighted by perfect botroidal nodules of intense brightness. The sample is much more beautiful than in the photos.
Group of very well formed crystals of chalcocite. In some sectors of the sample, tennantita crystals are also seen on a matrix of crystals of calcite and asbesto.
Group of very well formed crystals of chalcocite. In some sectors of the sample, tennantita crystals are also seen on a matrix of crystals of calcite and asbesto.
Riveting, sharp, iridescent golden-metallic chalcopyrite sphenoids with fabulous iridescent magenta and peacock-blue highlights comprise this sulfide plate from the San Martin Mine
Riveting, sharp, iridescent golden-metallic chalcopyrite sphenoids with fabulous iridescent magenta and peacock-blue highlights comprise this sulfide plat, accompanied with dolmite, from the San Martin Mine