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Demantoid & Asbestos

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SER777876

Demantoid & Asbestos

Description Tabs

Description
Locality: 
Malenco Valley, Sondrio Province, Lombardy, Italy
Class: 
Crystal Group/Cluster
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.1 × 1.9 × 1.1 cm
Description

a typical aggregate of white fibers of asbestos contains dozens of green demantoid crystals

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