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Glaucophane

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SHS571061

Glaucophane

Description Tabs

Description
Locality: 
San Benito County, California, United States of America
Class: 
Massive/Crystalline
Size Range: 
Thumbnail (1-3cm)
Size: 
1 × 0.4 × 0.3 cm
Description

Glaucophane in matrix

Mineral Data
What's on the rock

Glaucophane

Formula: 
◻[Na2][Mg3Al2]Si8O22(OH)2
Strunz: 
9.DE.25
Hardness: 
5.0 - 6.0
Type Locality: 
Syros Island (Syra), Cyclade Islands (Cyclades; Kikladhes; Nomos Kikladhon), Kykládes Prefecture, Aegean Islands Department (Aiyaíon), Greece