Calcite (Cobalt-rich), Kolwezite - image 1

Calcite (Cobalt-rich), Kolwezite

J

Jeff Starr
0 for sale
Calcite (cobalt-rich) with kolwezite, 7.7 cm, from the Mashamba West mine, Democratic Republic of the Congo. Jeff Starr photo.

Product details

Species
Cobalt, Calcite, KolweziteAbout Cobalt →
SizeSmall Cabinet
Dimensions7.7 cm
Added on02/13/2026
Locality
DR Congo, Lualaba, Mashamba West Mine
Publications
  • Mineralogical Record Mineral Collecting In Texas page 245

Learn more

Cobalt
Mineral guide
Learn about Cobalt
native metal prized for rarity and steel-gray luster, with bold contrasts to erythrite or calcite; Bou Azzer and Schneeberg stand out.
Regional guide
Cobalt from Mashamba West Mine
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