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Rhodochrosite

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Rhodochrosite

Description Tabs

Description
Locality: 
Sweet Home Mine, Alma District, Park County, Colorado, United States of America
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
4 × 7 × 7 cm
Largest Crystal: 
2.50cm
Description

Sharp rhombohedral crystals of Rhodochrosite on a matrix Consisting of small Quartz and Pyrite crystals with Tetrahedrite. The Rhodochrosite rhombs are translucent, very bright and have a great depth of color.  The large Rhodo measures 25mm on edge whilst the next largest Rhodo measures 16mm. 

Specimens with rhodos of this size are becoming very hard to come by.

Mineral Data
What's on the rock

Rhodochrosite

Formula: 
MnCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.5 - 4.0
Streak: 
White
Type Locality: 
Cavnic Mine (Kapnikbánya), Cavnic (Kapnic; Kapnik), Maramureș Co., Romania