Cobaltoan Calcite

Big Photo

Spain
6.44 carats
© Rarestone.com

A pink to purple cobalt-bearing variety of Calcite.

Also known as Aphrodite Stone.

Cuttable material comes from Spain.

Cobaltoan Calcite Gemstones by Colour

This table shows the variety of hues this gemstone can be found in. Click on a photo for more information.
 
 
 

Cobaltoan Calcite Gemstones by Size

This table shows distribution of Cobaltoan Calcite gemstone sizes that are listed on this site. This can give a good indication as to the general availability of this gemstone in different sizes.
Contributed photos
Lightest:0.32 cts
Heaviest:33.65 cts
Average:6.29 cts
Total photos:9
Do you have a larger Cobaltoan Calcite? Why not upload a photo?
0.32ct to 3.65ct3.65ct to 6.99ct6.99ct to 10.32ct10.32ct to 13.65ct13.65ct to 16.99ct16.99ct to 20.32ct20.32ct to 23.65ct23.65ct to 26.98ct26.98ct to 30.32ct30.32ct to 33.65ct
General Information
A variety or type of:Calcite
Chemical Formula
(Ca,Co)CO
 
3
Gemdat.org, Management Team (2012)
Colour
Colour (General)Pink to purple
Gemdat.org, Management Team (2012)
Causes of ColourCo2+ partial replacement for calcium in calcite structure.
Gemdat.org, Management Team (2012)
Further Information
Mineral information:Cobaltoan Calcite information at mindat.org
Significant Gem Localities
DR Congo
 
  • Lualaba
    • Kolwezi mining district
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