Stichtite and Serpentine
Mg6Cr3+2(OH)16[CO3] · 4H2O & D3[Si2O5](OH)4
 
Locality: Mpumalanga Province, South Africa
 
Size: 60 mm x 55 mm, 80 grams
 
Stichtite is a rare carbonate of chromium and magnesium with a lovely pinkish to rich purple colour. It is formed as an alteration product of chromite containing serpentine and is associated with the later. A beautiful polished piece displaying these two minerals very well.
 
Known only from a few localities. Stichtite is a rare carbonate of chromium and magnesium with a lovely pinkish to rich purple colour. It is formed as an alteration product of chromite containing serpentine and is associated with the later.