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Roscherite

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CAM139273

Roscherite

Description Tabs

Description
Locality: 
Tip Top Mine, Fourmile, Custer County, South Dakota, United States of America
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.3 × 4.4 × 2.2 cm
Largest Crystal: 
0.30cm
Description

Dark green roscherite crystals in rosette-like aggregates richly covering the matrix.
Very good for this famous locality and beautiful under magnification.

Mineral Data
What's on the rock

Roscherite

Formula: 
Ca2Mn2+5Be4(PO4)6(OH)4·6H2O
Strunz: 
8.DA.10
Crystal System: 
Monoclinic Tabular crystals or platy aggregates
Hardness: 
4.5 - 0.0
Streak: 
White
Type Locality: 
Greifenstein Rocks, Ehrenfriedersdorf, Erzgebirge, Saxony, Germany
Cartils Minerals

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