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Hydroxylclinohumite With Clinochlore

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KRM682915

Hydroxylclinohumite With Clinochlore

Description Tabs

Description
Locality: 
Sar-e Sang, Koksha Valley, Khash & Kuran Wa Munjan Districts, Badakhshan Province, Afghanistan
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.9 × 3.5 × 2.5 cm
Description

Bright gemmy well terminated rare hydroxylclinohumite crystal hosts to clinochlore mixed matrix , no damage, nice specimen, very hard to find in such gemminess These days.

Mineral Data
What's on the rock

Hydroxylclinohumite

Formula: 
Mg9(SiO4)4(OH)2
Strunz: 
9.AF.55
Crystal System: 
Monoclinic
Hardness: 
6.5
Streak: 
White
Type Locality: 
Zelentsovskaya Pit, Kusinsk Fe-Ti-V-deposit, Zlatoust, Chelyabinsk Oblast', Southern Urals, Urals Region, Russia...

Clinochlore

Formula: 
(Mg,Fe2+)5Al(AlSi3O10)(OH)8
Strunz: 
9.EC.55
Crystal System: 
Monoclinic
Hardness: 
2.0 - 2.5
Type Locality: 
Brinton's Quarry, West Chester, Westtown Township, Chester Co., Pennsylvania, USA...