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Västmanlandite-(Ce) Ferriallanite & Fluorbritholite-(Ce)

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BCK207236

Västmanlandite-(Ce) Ferriallanite & Fluorbritholite-(Ce)

Type Locality

Description Tabs

Description
Locality: 
Malmkärra Mine, Norberg, Västmanland County, Sweden
Size Range: 
Thumbnail (1-3cm)
Size: 
1.4 × 1 × 0.5 cm
Description

You are bidding on a small specimen with very rare black vastmanlandite-Ce in matrix with pinkish fluorbritholite-Ce and tiny striated prisms of ferriallanite-Ce.

Mineral Data
What's on the rock

Västmanlandite-(Ce)

Formula: 
Ca(Ce,La)3Al2Mg2(Si2O7)(SiO4)3(OH)2F
Strunz: 
9.BG.55
Hardness: 
6.0 - 0.0
Type Locality: 
Malmkärra Mine, Norberg, Västmanland, Sweden

Ferriallanite

Synonym Of: 

Ferriallanite-(Ce)

Formula: 
{CaCe}{Fe3+AlFe2+}(Si2O7)(SiO4)O(OH)
Strunz: 
9.BG.05b
Hardness: 
6.0 - 0.0

Ferriallanite-(La)

Formula: 
{CaLa}{Fe3+AlFe2+}(Si2O7)(SiO4)O(OH)
Strunz: 
9.BG.05b
Hardness: 
6.0 - 0.0

Fluorbritholite-(Ce)

Formula: 
Ca2(Ce,Ca)3(SiO4,PO4)3(F,OH)
Strunz: 
9.AH.25
Crystal System: 
Hexagonal
Hardness: 
5.0
Type Locality: 
Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry; Carrière Mont Saint-Hilaire), Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada

Seller Information

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