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Orthoclase Var Adularia

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CR11112

Orthoclase Var Adularia

With Antique Label

Description Tabs

Description
Locality: 
Adula Mountains, St Gotthard, Ticino, Switzerland
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.7 × 5 × 3.8 cm
Largest Crystal: 
5.70cm
Description

Super sharp cluster of adularia crystals to 5.7 cm in length perfect formed with greenish chlorite on the surface.

Very good specimen from an old collection

Mineral Data
What's on the rock

Orthoclase

Formula: 
KAlSi3O8
Strunz: 
9.FA.30
Hardness: 
6.0
Streak: 
White

Adularia

Formula: 
KAlSi3O8
Strunz: 
9.FA.30
Crystal System: 
Monoclinic
Hardness: 
6 Ortho - clase