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Gadolinite-(Y)

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CR29482

Gadolinite-(Y)

Rare mineral
With Antique Label

Description Tabs

Description
Locality: 
Hidra, Flekkefjord, Agder, Norway
Size Range: 
Cabinet (10-18 cm)
Size: 
16 × 6 × 3 cm
Largest Crystal: 
16.00cm
Description

A extremely large, euhedral crystal of this rare earth mineral species, from one of the historic localities for such pieces…but they are rarely seen today!

Ex Naturhistorsika Riksmuseet Stockholm with nice old label.

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