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Efremovite

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SHS501569

Efremovite

Description Tabs

Description
Locality: 
Kladno District, Central Bohemian Region, Czech Republic
Class: 
Massive/Crystalline
Size Range: 
Thumbnail (1-3cm)
Size: 
2.8 × 1.5 × 1.3 cm
Description

Nice efremovite

Mineral Data
What's on the rock

Efremovite

Formula: 
(NH4)2Mg2(SO4)3
Strunz: 
7.AC.10
Crystal System: 
Isometric
Hardness: 
2.0
Type Locality: 
Coal mine No. 43, Kopeisk, Chelyabinsk coal basin, Chelyabinsk Oblast', Southern Urals, Urals Region, Russia...