An aesthetic specimen of a 7.5" gem transparent gypsum var. selenite crystal on druzy matrix. The specimen has top quality transparency with a glas...

An aesthetic specimen of a 18" gem transparent gypsum var. selenite crystal on druzy matrix. The specimen has top quality transparency with a glass...

An aesthetic specimen of a 23" gem transparent gypsum var. selenite crystal on druzy matrix. The specimen has top quality transparency with a glass...

An aesthetic specimen of a 11" gem transparent gypsum var. selenite crystal on druzy matrix. The specimen has top quality transparency with a glass...

An aesthetic specimen of a 12" gem transparent gypsum var. selenite crystal on druzy matrix. The specimen has top quality transparency with a glass...

An aesthetic specimen of a 13" gem transparent gypsum var. selenite crystal on druzy matrix. The specimen has top quality transparency with a glass...

From Rio Grande do Sul, Brazil An aesthetic specimen of a gem transparent gypsum var. selenite crystal on druzy quartz amethyst matrix. The specime...

From Rio Grande do Sul, Brazil An aesthetic specimen of a 3" gem transparent gypsum var. selenite crystal on druzy quartz amethyst matrix. The spec...

From Rio Grande do Sul, Brazil An aesthetic specimen of a 2" gem transparent gypsum var. selenite crystal on druzy quartz matrix. The specimen has ...

From Rio Grande do Sul, Brazil An aesthetic specimen of a 4" gem transparent gypsum var. selenite crystal on druzy quartz matrix. The specimen has ...

The Campo del Cielo refers to a group of iron meteorites or to the area where they were found situated on the border between the provinces of Chaco...

From Guatomo Mine, near Tham Thalu, south of Hat Yai, Yala Province, Thailand Well defined undamaged specimen of olive yellow-green ball aggregates...

From San Pedro Mine, San Pedro Corralitos, Chihuahua, Mexico Well defined undamaged specimen of olive yellow-green ball aggregates of mimetite crys...

From Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia Rich cluster of many intersecting yellow mimetite crystals. Very lustrous, good color....

Nice old time piece with crystal groupings of white silky okenite, throughout this open pocket with smaller crystals of gyrolite. In very good cond...

From Madan District, Rhodope Mountains, Bulgaria Sculptural formation of lustrous yellow-metallic pyrite crystals with with dark Spinel-law twinned...

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

From Huaron District, Cerro de Pasco Province, Pasco Department, Peru Complex cluster of colorless quartz crystals inter grown with metallic yellow...

From Madan District, Rhodope Mountains, Bulgaria Sculptural formation of lustrous yellow-metallic pyrite crystals with Sphalerite. The pyrite cryst...

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

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