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Calcite (Cobalt-rich), Malachite - Mashamba West Mine, Lualaba, DR Congo

Photo by Jeffrey A. Scovil

Calcite (Cobalt-rich), Malachite

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Calcite (cobalt-rich) with malachite, 11 cm, from the Mashamba West mine, Kolwezi District, Katanga, Democratic Republic of the Congo. Collection of Brian Thurston; Jeff Scovil photo.

Product details

SpeciesCobalt, Malachite, Calcite

SizeCabinet

Dimensions11.0 cm

Added on02/13/2026

LocalityDR Congo, Lualaba, Mashamba West Mine

Publications

Mineralogical Record Mineral Collections In California page 74

Current owner

The Crystal Gazers

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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

Locality guide

Mashamba West Mine

A collector's guide to Mashamba West Mine, DR Congo: its geology, mining history and notable minerals, illustrated with the 432 specimens documented from this locality on EarthWonders.

Cobalt

$8,500Median

2Sold (12 mo)

$4,500Last sale

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