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Gadolinite-(Y)

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CLB655737

Gadolinite-(Y)

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Description
Locality: 
Bokvasmaak, Kakamas, Mgcawu District, Northern Cape Province, South Africa
Class: 
Massive/Crystalline
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.2 × 5.4 × 1.8 cm
Description

Big sample of massive, black gadolinite. The old label names the localiy as 'border South-West Africa (old name of Namibia), but it could also be Bokvasmaak, Kakamas, ZF Mgcawu District, Northern Cape Province, South Africa - the only localiy in the egion I found which yielded pieces of this size.

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

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Payment options: offline, paypal_wpp, paypal_wps

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