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Gadolinite-(Y)

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JYJ722436

Gadolinite-(Y)

Description Tabs

Description
Locality: 
Ytterby, Resarö, Vaxholm, Stockholm County, Sweden
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.4 × 2.4 × 2 cm
Description

Black gadolinite-Y in feldspar from the type locality, Ytterby. 
 

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