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Efremovite

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PLN120820

Efremovite

Description Tabs

Description
Locality: 
Kladno District, Central Bohemian Region, Czech Republic
Size Range: 
Thumbnail (1-3cm)
Size: 
0.6 × 1 × 0.4 cm
Description

Light brown crust and microcrystals on matrix

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...
geo trader

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions
You can buy a lot specimens. I will give you a great combined shipping discount ! I combine the auctions. All packages are priority (7 days)