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Bytownite & Epidote

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SHS1096915

Bytownite & Epidote

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Description
Locality: 
Capranica, Vico Lake, Viterbo Province, Lazio, Italy
Class: 
Massive/Crystalline
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 2.7 × 2.2 cm
Description

Bywtonite and pistazite on matrix

Mineral Data
What's on the rock

Bytownite

Variety Of: 

Anorthite

Formula: 
CaAl2Si2O8
Strunz: 
9.FA.35
Hardness: 
6.0 - 6.5
Formula: 
(Ca,Na)[Al(Al,Si)Si2O8]
Strunz: 
9.FA.35
Crystal System: 
Triclinic - Pinacoidal
Hardness: 
6.0 - 6.5
Streak: 
White

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...

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$6
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Start 20 Apr 18:00
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