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Demantoid

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MEX814206

Demantoid

Classic Locality

Description Tabs

Description
Locality: 
Malenco Valley, Sondrio Province, Lombardy, Italy
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.9 × 4 × 2.3 cm
Weight: 
83.00gr
Description

Nearly transparent light green demantoid crystals together with minor asbestos fibres on matrix.

Mineral Data
What's on the rock

Demantoid

Variety Of: 

Andradite

Formula: 
Ca3Fe3+2(SiO4)3
Strunz: 
9.AD.25
Hardness: 
6.5 - 7.0