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Kazakhstanite & Fervanite

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UVM822326

Kazakhstanite & Fervanite

Rare Mineral

Description Tabs

Description
Locality: 
Gold Quarry Mine, Maggie Creek, Eureka County, Nevada, United States of America
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4.1 × 3 × 2.2 cm
Description

A superb miniature size specimen of kazakhstanite offset by yellow fervanite from Gold Quarry.   The display surface shows complete coverage with thousands of tiny black botryoids of kazakhstanite.   

Mineral Data
What's on the rock

Kazakhstanite

Formula: 
Fe3+5V4+3V5+12O39(OH)9·9H2O
Strunz: 
8.CB.45
Hardness: 
2.5
Type Locality: 
Balasauskandyk V Deposit, Karatau Range, Southern Kazakhstan Province (Ongtüstik Qazaqstan Oblysy; Yuzhno-Kazakhstanskaya Oblast'), Kazakhstan...

Fervanite

Formula: 
Fe3+4V5+4O16·5H2O
Strunz: 
4.HG.05
Hardness: 
0.0
Type Locality: 
Polar Mesa, Polar Mesa District (Polar Mesa), Grand Co., Utah, USA

Seller Information

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