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Epidote Var Tawmawite

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SHS633500

Epidote Var Tawmawite

Description Tabs

Description
Locality: 
Outokumpu, Eastern Finland Region, Finland
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 1 × 1.5 cm
Description

Nice tawmawite crystal on matrix

Mineral Data
What's on the rock

Epidote

Formula: 
{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Strunz: 
9.BG.05a
Crystal System: 
Monoclinic
Hardness: 
6.0
Streak: 
Colorless
Type Locality: 
Bourg d'Oisans, Isère, Rhône-Alpes, France...

Tawmawite

Variety Of: 

Epidote

Formula: 
{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Strunz: 
9.BG.05a
Hardness: 
6.0
Formula: 
{Ca2}{(Al,Fe3+,Cr)3}(Si2O7)(SiO4)O(OH)
Strunz: 
9.BG.05
Hardness: 
0.0
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