Cobaltoan Calcite
3Hardness (Mohs)
(Co,Ca)CO₃Chemistry
2Known origins & mines
Neon-pink drusy calcite from Congo's copper belt - the sphaerocobaltite specimens of Kolwezi's Musonoi-Dikuluwe mines are collector icons known as cobalt bloom.
Known origins & mines
Bou Azzer Cobalt District · Morocco
Morocco's legendary cobalt-arsenide district - source of crimson erythrite and rosy cobaltoan calcite druses since 1930.…
Kolwezi Cobaltoan Calcite (Musonoi-Dikuluwe) · DR Congo
Katanga Copperbelt mines producing the world's most coveted neon-pink cobaltoan calcite specimens.…