From Edong Mining District, Daye, Hubei, China Cluster of sharp scalenohedral calcite crystals partially covered with lustrous iridescent metallic ...

From Casapalca District, Huarochiri Province, Peru Large lustrous striated cubic yellow-metallic pyrite crystals with black-metallic sphalerite cry...

Lustrous yellow-metallic pyrite compound crystal with remnants of tan-colored matrix on the bottom. The pyrite crystal is cubo-octahedral form with...

Lustrous yellow-metallic pyrite compound crystal with remnants of tan-colored matrix on the bottom. The pyrite crystal is cubo-octahedral form with...

From Edong Mining District, Daye, Hubei, China Cluster of sharp scalenohedral calcite crystals partially covered with lustrous iridescent metallic ...

From Deveti Septemvri Mine, Madan District, Rhodope Mountains, Bulgaria Sparkling cluster of lustrous translucent gray quartz crystals overgrown on...

From Edong Mining District, Daye, Hubei, China Cluster of sharp scalenohedral calcite crystals partially covered with lustrous iridescent metallic ...

Dachang Sn-polymetallic ore field, Nandan Co., Hechi Prefecture, Guangxi Zhuang Autonomous Region, ChinaLarge unusual rhombic crystal of translucen...

From Edong Mining District, Daye, Hubei, Chinarict, Kosovo This extraordinary Calcite specimen discovered in China features an impressive, one-of-a...

A world-class cluster of perfectly terminated cubic Pyrite crystals, interlocked on it's natural basalt matrix. This is an extremely large and uniq...

Three large cubic pyrite crystal across inter grown perched on Basalt matrix. The pyrite crystals have smooth faces and sharp edges, stands upright...

 From Dongchuan District, Kunming Prefecture, Yunnan Province, China Unique specimen of a sparkling, sharp, modified, metallic Pyrite crystals in c...

This unique Pyrite Concretion from Dongchuan District, Yunnan Province, China features sparkling, sharp, modified metallic crystals arranged in con...

This unique Pyrite Concretion from Dongchuan District, Yunnan Province, China features sparkling, sharp, modified metallic crystals arranged in con...

This unique Pyrite Concretion from Dongchuan District, Yunnan Province, China features sparkling, sharp, modified metallic crystals arranged in con...

This unique Pyrite Concretion from Dongchuan District, Yunnan Province, China features sparkling, sharp, modified metallic crystals arranged in con...

This unique Pyrite Concretion from Dongchuan District, Yunnan Province, China features sparkling, sharp, modified metallic crystals arranged in con...

This unique Pyrite Concretion from Dongchuan District, Yunnan Province, China features sparkling, sharp, modified metallic crystals arranged in con...

This unique Pyrite Concretion from Dongchuan District, Yunnan Province, China features sparkling, sharp, modified metallic crystals arranged in con...

This unique Pyrite Concretion from Dongchuan District, Yunnan Province, China features sparkling, sharp, modified metallic crystals arranged in con...

This unique Pyrite Concretion from Dongchuan District, Yunnan Province, China features sparkling, sharp, modified metallic crystals arranged in con...

This unique Pyrite Concretion from Dongchuan District, Yunnan Province, China features sparkling, sharp, modified metallic crystals arranged in con...

This unique Pyrite Concretion from Dongchuan District, Yunnan Province, China features sparkling, sharp, modified metallic crystals arranged in con...

This unique Pyrite Concretion from Dongchuan District, Yunnan Province, China features sparkling, sharp, modified metallic crystals arranged in con...