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Ferri-winchite

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PLN196525

Ferri-winchite

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Description
Locality: 
Bayan Obo Deposit, Baotou League, Inner Mongolia, China (Peoples Republic)
Size Range: 
Micromount (under 1cm)
Size: 
0.5 × 0.9 × 0.1 cm
Description

Vitreous, black-blue bladed ferriwinchite micro crystals

Mineral Data
What's on the rock

Ferri-winchite

Formula: 
☐[CaNa][Mg4(Fe3+,Al)]Si8O22(OH)2
Strunz: 
9.DE.20
Hardness: 
5.5
Colour: 
black
Type Locality: 
Ilmenogorsky alkaline complex (Ilmensky), Ilmen Mts, 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)