Spherocobaltite

Sférokobaltit, Sphaerocobaltiet, Sphaerocobaltita, Sphaerocobaltite, Sphérocobaltite, Сферокобальтит


Commonly known      rarer (so called collectors stones)      very rare (rarities)      relatively rare organic material


Formula: Co(CO3)
Only Co(CO3) can be called Spherocobaltite. Not calcite which contains more or less cobalt: Calcite-(Co).
Mineral class: carbonates
Crystal system: trigonal / hexagonal
Mohs scale: 4
Density (g/cm3): 4.13
Refractive index: 1.885 - 1.600
Cleavage: good
Colors: pink, red, brownish
Transparency: transparent - translucent
Luster: vitreous
Fluorescence: ?
Pleochroism: rose / violet
Largest crystal: 1.5 cm?
Deposits: worldwide
Discovery: 1877
1st Description: 1877 (Albin Julius Weisbach, 1833 1901)
Name: A combination of the Greek word σφαίρα (ball) and cobalt.

See also Calcite-(Co)!


Spherocobaltite

Size: 1.22 x 0.96 x 0.47 cm
Weight: 2.25 ct
Origin: Puramer / Lefida / Spain

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Spherocobaltite Mineral

Size: 4 x 3.6 x 1.1 cm

Origin: Kolwezi / Katanga / Zaire

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Spherocobaltite Mineral

Spherocobaltite Mineral

Size: 11.5 x 6.0 x 4.5 cm

Origin: Kolwezi / Katanga / Zaire

Photo by kind permission of © www.irocks.com
Spherocobaltite Mineral

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