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Yttrofluorite

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ESM534420

Yttrofluorite

Description Tabs

Description
Locality: 
Øvre Lapplægeret Quarry, Lapplægeret, Drag, Tysfjord, Nordland, Norway
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
2.9 × 6.2 × 3.8 cm
Description

Whitish yttrofluorite with black rims of allanite (-ce)

 

Mineral Data
What's on the rock

Yttrofluorite

Variety Of: 

Fluorite

Formula: 
CaF2
Strunz: 
3.AB.25
Hardness: 
4.0
Formula: 
(Ca1-xYx)F2+x where 0.05< x <0.3
Hardness: 
0.0
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