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Chromian Clinochlore

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PDM865862

Chromian Clinochlore

Description Tabs

Description
Locality: 
Kop Krom Mine, Kop Daglari, Erzurum Province, Turkey
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.9 × 1.4 × 1.4 cm
Largest Crystal: 
0.40cm
Description

Deep magenta-coloured crystals of chromian clinochlore (kämmererite), up to 4 mm, from the Kop Krom mine (Turkey) on a chromite matrix. Under magnification they are very gemmy, particularly if backlighted.

Ex Roger Gnat specimen.

Mineral Data
What's on the rock

Chromian Clinochlore

Variety Of: 

Clinochlore

Formula: 
(Mg,Fe2+)5Al(AlSi3O10)(OH)8
Strunz: 
9.EC.55
Hardness: 
2.0 - 2.5
Formula: 
Mg5(Al,Cr)2Si3O10(OH)8
Hardness: 
0.0

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