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Otavite

Cadmium carbonate mineral

Field	Value
name	Otavite
image	Otavite-89481.jpg
caption	Otavite, Tsumeb, Oshikoto Region, Namibia
category	Carbonate minerals
formula	CdCO3
IMAsymbol	Ota
strunz	5.AB.05
system	Trigonal
class	Hexagonal scalenohedral (m)
H-M symbol: ( 2/m)
symmetry	Rc

H-M symbol: ( 2/m) | length fast/slow =

Otavite is a rare cadmium carbonate mineral with the formula CdCO3. Otavite crystallizes in the trigonal system and forms encrustations and small scalenohedral crystals that have a pearly to adamantine luster. The color is white to reddish to yellow brown. Its Mohs hardness is 3.5 to 4 and the specific gravity is 5.04. Associated minerals include azurite, calcite, malachite, and smithsonite.

It was first described in 1906 from the Tsumeb district near Otavi, Namibia.

References

Warr, L.N.. (2021). "IMA–CNMNC approved mineral symbols". Mineralogical Magazine.

Info: Wikipedia Source

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cadmium-minerals carbonate-minerals calcite-group trigonal-minerals minerals-in-space-group-167 minerals-described-in-1906

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