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Bastnäsite-(Nd) & Åskagenite-(Nd)

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POL806787

Bastnäsite-(Nd) & Åskagenite-(Nd)

Analysed

Description Tabs

Description
Locality: 
Åskagen Quarry, Persberg, Filipstad, Värmland County, Sweden
Class: 
Massive/Crystalline
Size Range: 
Thumbnail (1-3cm)
Size: 
2.1 × 1.1 × 1 cm
Description

Nice specimen of two very rare minerals - Bastnäsite-(Nd) on Åskagenite-(Nd). Analysed.

Mineral Data
What's on the rock

Bastnäsite-(Nd)

Formula: 
Nd(CO3)F
Strunz: 
5.BD.20a
Hardness: 
4.0 - 4.5
Streak: 
White
Type Locality: 
Stetind pegmatite, Tysfjord, Nordland, Norway

Åskagenite-(Nd)

Formula: 
{Mn2+Nd}{Al2Fe3+}(Si2O7)(SiO4)O2
Strunz: 
9.BG.05b
Hardness: 
6.0 - 0.0
Colour: 
Black
Streak: 
Brown
Type Locality: 
Åskagen Quarry (Torskebäcken), Persberg district, Filipstad, Värmland, Sweden

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