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Tetraferriannite

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Tetraferriannite

ex. dealer stock Peter Bosse (Kassel/Germany)

Description Tabs

Description
Locality: 
Hastings County, Ontario, Canada
Class: 
Massive/Crystalline
Size Range: 
Micromount (under 1cm)
Size: 
0.7 × 0.3 × 0.1 cm
Description

Tetraferriannite sheet

Mineral Data
What's on the rock

Tetraferriannite

Formula: 
KFe2+3((Fe3+,Al)Si3O10)(OH)2
Strunz: 
9.EC.20
Crystal System: 
Monoclinic
Hardness: 
2.5 - 3.0
Type Locality: 
Dales Gorge member Fe-formation, Wittenoom (Wittenoom Gorge), Ashburton Shire, Western Australia, Australia