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Helvine

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BCK720286

Helvine

Martin Jensen collection
Rare Mineral

Description Tabs

Description
Locality: 
Casa la Plata Mine, Cerro Uritorco, Punilla Department, Córdoba, Argentina
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.1 × 2.9 × 2.8 cm
Description

You are bidding on a fantastic thumbnail from the Martin Jensen collection with sharp tetrahedra of helvine in a large vug on matrix. Rich and very aesthetic!

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

Seller Information

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