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Prehnite Epidote & Quartz

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ESM736783

Prehnite Epidote & Quartz

Description Tabs

Description
Locality: 
Djebel Melh, Bou Arfa, Figuig Province, Oriental Region, Morocco
Class: 
Combination
Size Range: 
Cabinet (10-18 cm)
Size: 
14 × 5.5 × 4.5 cm
Description

Botryoidal and curved cluster cluster of green prehnite crystals with green epidote crystals and quartz crystals

Mineral Data
What's on the rock

Prehnite

Formula: 
Ca2Al2Si3O10(OH)2
Strunz: 
9.DP.20
Hardness: 
6.0 - 6.5
Streak: 
White
Type Locality: 
Karoo dolerites, Cradock, Chris Hani District, Eastern Cape Province, South Africa

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...

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White