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Cerite-(Ce) & Ferriallanite-(Ce) & Lanthanite-(Ce)

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SHS177826

Cerite-(Ce) & Ferriallanite-(Ce) & Lanthanite-(Ce)

Description Tabs

Description
Locality: 
Bastnäs Mines, Riddarhyttan, Skinnskatteberg, Västmanland County, Sweden
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.7 × 5 × 4.1 cm
Description

Cerite ce with much ferriallanite ce and als white lanthanite ce

Mineral Data
What's on the rock

Cerite-(Ce)

Formula: 
(Ce,Ca)9(Mg,Fe)(SiO4)3(HSiO4)4(OH)3
Strunz: 
9.AG.20
Hardness: 
5.5
Type Locality: 
St Görans Mine, Bastnäs mines, Riddarhyttan, Skinnskatteberg, Västmanland, Sweden

Ferriallanite-(Ce)

Formula: 
{CaCe}{Fe3+AlFe2+}(Si2O7)(SiO4)O(OH)
Strunz: 
9.BG.05b
Hardness: 
6.0 - 0.0
Colour: 
black
Streak: 
brown
Type Locality: 
Neprimetnyi pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia

Lanthanite-(Ce)

Formula: 
(Ce,La,Nd)2(CO3)3·8H2O
Strunz: 
5.CC.25
Crystal System: 
Orthorhombic
Hardness: 
2.5
Streak: 
white
Type Locality: 
Britannia Mine (Snowdon Mine), Mt Snowdon, Gwynedd (Caernarvonshire), Wales, UK