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Helvine

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CFL687055

Helvine

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Description
Locality: 
Iron Mountain #2 District, Sierra County, New Mexico, United States of America
Class: 
Massive/Crystalline
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.2 × 2 × 1.3 cm
Weight: 
20.00gr
Description

Uncommon specimen of helvine in matrix.

Mineral Data
What's on the rock

Helvine

Formula: 
Mn2+4(Be3Si3O12)S
Strunz: 
9.FB.10
Crystal System: 
Isometric
Hardness: 
6.0 - 6.5
Streak: 
White
Type Locality: 
Friedefürst Mine, Breitenbrunn, Breitenbrunn District, Erzgebirge, Saxony, Germany

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Collection Arkane accept payments by Paypal and direct email messages.