Sphalerite

Sphalerite on quartz, from the Shuikoushan ore field, China.

Sphalerite is a mineral. Its is a mixed zinc and iron sulfide. The chemical formula is (Zn,Fe)S. It can be brown, yellow, red, green, and black. It is normally found with galena, a lead ore. It is also known as zinc blende. It has a Mohs hardness of 3.5 to 4. It is the main ore of zinc. It has a non-metalic sheen.

Sphalerite Media

The crystal structure of sphalerite
Sphalerite fluorescing under ultraviolet light. (Sternberg Museum of Natural History, Kansas, USA)
Sphalerite and barite from Cumberland Mine, Tennessee, USA
Sphalerite on dolostone, from Millersville Quarry, Ohio, USA
Tan crystal of calcite attached to a cluster of black sphalerite crystals
Sharp, tetrahedral sphalerite crystals with minor associated chalcopyrite from the Idarado Mine, Telluride, Ouray District, Colorado, USA
Sphalerite crystals from Áliva, Camaleño, Cantabria (Spain)
Purple fluorite and sphalerite, from the Elmwood mine, Smith county, Tennessee, US
Sphalerite crystal in geodized brachiopod

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