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Goldmanite

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MNR32399

Goldmanite

Rare Mineral

Description Tabs

Description
Locality: 
Pezinok, Pezinok County, Bratislava Region, Slovakia (Slovak Republic)
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.1 × 4.3 × 3.2 cm
Description

Superb specimen of extremely rare goldmanite. Nice crystals ("twins") perched in pyrrhotite matrix are nicely visible up to 1.5 mm!

Goldmanite is vanadium and aluminium rich garnet.

Additional photo on http://www.mindat.org/photo-203211.html

Mineral Data
What's on the rock

Goldmanite

Formula: 
Ca3V3+2(SiO4)3
Strunz: 
9.AD.25
Crystal System: 
Isometric
Hardness: 
6.0 - 7.0
Streak: 
White
Type Locality: 
Unnamed prospect pit, Sandy Mine, Laguna District, Cibola Co., New Mexico, USA