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Epistilbite & Stilbite-Ca On Epidote

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TBM1058141

Epistilbite & Stilbite-Ca On Epidote

Classic Locality

Description Tabs

Description
Locality: 
Crevoladossola Quarry, Ossola Valley, Verbano-Cusio-Ossola Province, Piedmont, Italy
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
3.5 × 7 × 5 cm
Largest Crystal: 
0.70cm
Weight: 
163.00gr
Description

Nice white milk Epistilbite and Stilbite-Ca crystals up to 7 mm on Epidote crystals matrix

Mineral Data
What's on the rock

Epistilbite

Formula: 
CaAl2Si6O16·5H2O
Strunz: 
9.GD.45
Hardness: 
4.0
Streak: 
white
Type Locality: 
Breiðdalur- Berufjörður area, Suður-Múlasýsla, Eastern Region, Iceland

Stilbite-Ca

Formula: 
NaCa4[Al9Si27O72]·nH2O
Strunz: 
9.GE.10
Hardness: 
3.5 - 4.0
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...