From Gilgit District, Gilgit-Baltistan, Pakistan Lustrous transparent green terminated elbaite tourmaline crystal in gray quartz with a few tabular...

From Caverna de Santo Domingo, Achiles Serdan, Chihuahua, Mexico Beautiful cluster of water-clear colorless gypsum (variety selenite) crystals with...

An aesthetic specimen of a 6" gem transparent gypsum var. selenite crystal on druzy matrix. The specimen has top quality transparency with a glassy...

An aesthetic specimen of a 7" gem transparent gypsum var. selenite crystal on druzy matrix. The specimen has top quality transparency with a glassy...

An aesthetic specimen of a 15" gem transparent gypsum var. selenite crystal on druzy matrix. The specimen has top quality transparency with a glass...

An aesthetic specimen of a 15" 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 12" gem transparent gypsum var. selenite crystal on druzy matrix. The specimen has top quality transparency with a glass...

An aesthetic specimen of a 10" gem transparent gypsum var. selenite crystal on druzy matrix. The specimen has top quality transparency with a glass...

An aesthetic specimen of a 19" gem transparent gypsum var. selenite crystal on druzy matrix. The specimen has top quality transparency with a glass...

An aesthetic specimen of a 9" gem transparent gypsum var. selenite crystal on druzy matrix. The specimen has top quality transparency with a glassy...

An aesthetic specimen of a 8" gem transparent gypsum var. selenite crystal on druzy matrix. The specimen has top quality transparency with a glassy...

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 5" gem transparent gypsum var. selenite crystal on druzy matrix. The specimen has top quality transparency with a glassy...

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 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 gem transparent gypsum var. selenite crystal on druzy quartz amethyst matrix. The specime...

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 ...

From Fengjiashan Mine, Edong Mining District, Daye Co., Hubei Province, China   Large cluster of sharp scalenohedral crystals of calcite with red h...