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Siderite Muscovite & Adularia

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ESM856686

Siderite Muscovite & Adularia

Description Tabs

Description
Locality: 
Mörchnerkar, Finkenberg, Schwaz District, Tyrol, Austria
Class: 
Combination
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.5 × 6 × 3 cm
Description

Brown siderite crystals with green muscovite crystals on blocky adularia crystals

Mineral Data
What's on the rock

Siderite

Formula: 
FeCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.5 - 4.5
Streak: 
White

Muscovite

Formula: 
KAl2(AlSi3O10)(OH)2
Strunz: 
9.EC.15
Hardness: 
2.5
Streak: 
White

Adularia

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