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Epidote & Quartz

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MGR653657

Epidote & Quartz

Description Tabs

Description
Locality: 
Green Monster Mine, Prince of Wales Island, Alaska, United States of America
Class: 
Combination
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.6 × 1.9 × 1 cm
Description

Classis stuff from this famous locality! The epidote crystals are well developed and also complete backside - faces are partly glossy. Set in teh center of frontside you can see a milky, double terminated quartz crystal. Very aesthetic and remarkable with this quartz in the center. No significant damages to report, bottom of epidote was extracted from the rock, quartz is complete even at the bottom.

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...

Quartz

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