AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Colorado > Sphalerite var. Marmatite with Pyrite

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Sphalerite var. Marmatite with Pyrite from Camp Bird Mine, 285 E Stope, Ouray County, Colorado

 
Sphalerite var. Marmatite with Pyrite from Camp Bird Mine, 285 E Stope, Ouray County, Colorado

Sphalerite var. Marmatite with Pyrite from Camp Bird Mine, 285 E Stope, Ouray County, Colorado

Sphalerite var. Marmatite with Pyrite from Camp Bird Mine, 285 E Stope, Ouray County, Colorado

DESCRIPTION:No. 76471
Mineral:Sphalerite var. Marmatite with Pyrite
Locality:Camp Bird Mine, 285 E Stope, Ouray County, Colorado
Description:Lustrous black marmatite crystals, the iron-rich black variety of the mineral species sphalerite, to 7 mm with a few cubic yellow-metallic pyrite crystals to 5 mm. The sphalerite crystals are triangular tetrahedral form with striated faces. Collected ca. 1990; ex. John Davis (Montrose, Colorado)
Overall Size:4.5x2.5x2 cm
Crystals:micro to 7 mm
Archived: For reference only

 

 

 

 

 

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