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Gadolinite-(Y)

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JYJ757330

Gadolinite-(Y)

Description Tabs

Description
Locality: 
Frikstad #7 Feldspar Quarry, Frikstad, Iveland, Agder, Norway
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.5 × 6.5 × 4 cm
Description

Very large and good gadolinite-Y specimen from the Frikstad no. 7 quarry (Slobrekka) in felspar.  The crystals measure up to 5cm, the best one measure approx. 4cm. 

Very good historic specimen. 

Mineral Data
What's on the rock

Gadolinite-(Y)

Formula: 
Y2Fe2+Be2Si2O10
Strunz: 
9.AJ.20
Crystal System: 
Monoclinic
Hardness: 
6.5 - 7.0
Type Locality: 
Ytterby, Resarö, Vaxholm, Uppland, Sweden