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Gadolinite-(Y)

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CR63979

Gadolinite-(Y)

Rare Mineral

Description Tabs

Description
Locality: 
Hidra, Flekkefjord, Agder, Norway
Size Range: 
Thumbnail (1-3cm)
Size: 
2.9 × 2.5 × 1.6 cm
Largest Crystal: 
2.90cm
Description

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

Ex Naturhistoriska Riksmuseet Stockholm with original 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