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Hummerite

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Hummerite

Rare Mineral

Description Tabs

Description
Locality: 
Lichtenberg Absetzer Dump, Ronneburg Uranium Deposit, Gera, Thuringia, Germany
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
1.6 × 3 × 2.2 cm
Largest Crystal: 
0.10cm
Description

orange-yellow tabular crystals up to 1 mm very rich on a thin fracture zone on pale matrix

Mineral Data
What's on the rock

Hummerite

Formula: 
K2Mg2(V10O28)·16H2O
Strunz: 
4.HC.10
Hardness: 
0.0
Type Locality: 
Hummer Mine, Jo Dandy Mine (Paradox D; Hummer; C; Blackburn; Yellow Bird No. 1; Oversight; Broker), Paradox Valley, Uravan District, Montrose Co., Colorado, USA