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Chamosite & Gadolinite-(Y)

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SER758522

Chamosite & Gadolinite-(Y)

Description Tabs

Description
Locality: 
Baveno, Verbano-Cusio-Ossola Province, Piedmont, Italy
Class: 
Crystal Group/Cluster
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.5 × 2.6 × 1.9 cm
Description

some grouops of dark green micaceous chamosite crystals with a little gadolinite-Y crystal on albite

Mineral Data
What's on the rock

Chamosite

Formula: 
(Fe2+,Mg)5Al(AlSi3O10)(OH)8
Strunz: 
9.EC.55
Hardness: 
3.0
Type Locality: 
Haut de Cry, Chamoson, Wallis (Valais), Switzerland

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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