Sphalerite with Pyrite from Casapalca District, Huarochiri Province, Peru

From Casapalca District, Huarochiri Province, Peru Large lustrous striated cubic yellow-metallic pyrite crystals with black-metallic sphalerite crystals. Weight: 15 lbs, Dimensions: 10 x 4 x 7 inches

This unique Pyrite Concretion from Dongchuan District, Yunnan Province, China features sparkling, sharp, modified metallic crystals arranged in concentric "rings" on a spherical shale base.

 

Weight: 470.7 grams, Dimensions: 3 x 2 x 3 inches