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Ferro-glaucophane

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CHA134088

Ferro-glaucophane

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Description
Locality: 
Size Range: 
Thumbnail (1-3cm)
Size: 
2.4 × 1.8 × 1 cm
Description

many blue crystals in matrix with orange crystal of almandine

Mineral Data
What's on the rock

Ferro-glaucophane

Formula: 
◻[Na2][Fe2+3Al2]Si8O22(
Strunz: 
9.DE.25
Hardness: 
5.0 - 6.0
Type Locality: 
Herin mine, Champdepraz, Aosta Valley, Italy

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