Kämmererite

Kämmererite was discovered in 1851 and is named after the A. Kämmer, the mining director at St. Petersburg.

Kämmererite is a chromium-bearing variety of Clinochlore with bright purple to a deep crimson red colour.

Fashioning of Kämmererite is very difficult because the crystals are usually thin, micaceous with a perfect cleavage.
General Information
A variety or type of:Clinochlore
Other Names/Trade Names:
Chemical Formula
(Mg,Al)
 
6
(Al,Cr)(Si,Al)
 
4
O
 
10
(OH)
Gemdat.org, Management Team (2012)
Mohs Hardness
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