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Cervandonite-(Ce) & Fetiasite

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JYJ857544

Cervandonite-(Ce) & Fetiasite

Description Tabs

Description
Locality: 
Gorb, Lärchultini, Binn, Goms, Valais, Switzerland
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.2 × 1.9 × 1.3 cm
Description

Black cervandonite-(Ce) associated with fetiasite and smoky quartz from Gorb, Switzerland. 

 

Mineral Data
What's on the rock

Cervandonite-(Ce)

Formula: 
(Ce,Nd,La)(Fe3+,Fe2+,Ti,Al)3O2(Si2O7)(As3+O3)(OH)
Strunz: 
9.BE.92
Hardness: 
5.0
Type Locality: 
Mt Cervandone (Scherbadung; Cherbadung), Devero Alp, Baceno, Devero Valley, Antigorio Valley, Ossola Valley, Verbano-Cusio-Ossola Province, Piedmont, Italy

Fetiasite

Formula: 
(Fe3+,Fe2+,Ti)3(As2O5)O2
Strunz: 
4.JB.05
Crystal System: 
Monoclinic
Hardness: 
5.0
Type Locality: 
Mt Cervandone (Scherbadung; Cherbadung), Devero Alp, Baceno, Devero Valley, Antigorio Valley, Ossola Valley, Verbano-Cusio-Ossola Province, Piedmont, Italy