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Adamsite-(Y) On Yttrofluorite

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SHS136701

Adamsite-(Y) On Yttrofluorite

Description Tabs

Description
Locality: 
Stetind Pegmatite, Tysfjord, Nordland, Norway
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 3.6 × 2.2 cm
Description

Nice adamsite y crystal in yttrofluorite

Mineral Data
What's on the rock

Adamsite-(Y)

Formula: 
NaY[CO3]2·6H2O
Strunz: 
5.CC.30
Crystal System: 
Triclinic
Hardness: 
3.0
Streak: 
White
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

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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