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Gadolinite

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SHS20195

Gadolinite

Ex Dr F Krantz (Bonn, Germany)

Description Tabs

Description
Locality: 
Landsverk Quarries, Evje og Hornnes, Agder, Norway
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.8 × 4.5 × 3.1 cm
Largest Crystal: 
5.80cm
Description

Very big massive black gadolinite.

Mineral Data
What's on the rock

Gadolinite

Synonym Of: 

Gadolinite-(Ce)

Formula: 
(Ce,La,Nd,Y)2Fe2+Be2Si2O10
Strunz: 
9.AJ.20
Hardness: 
6.5 - 7.0

Gadolinite-(Y)

Formula: 
Y2Fe2+Be2Si2O10
Strunz: 
9.AJ.20
Hardness: 
6.5 - 7.0