Cobaltite and Gahnospinel Physical Properties

Cobaltite

Gahnospinel

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

6.33.65-4.55

1 7.18

1.5 Fracture

UnevenAnthony et al, Handbook of mineralogy (2001) More from other references, UnevenAnthony et al, Handbook of mineralogy (2001) More from other references, Brittle, Metallic

ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

{100} Good, {010} Good, {001} Good

None, but may exhibit slight parting

1.7 Mohs Hardness

5.57.5-8

2 10

1.8 Chemical Composition

CoAsSAnthony et al , Handbook of mineralogy (2001)

(Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)

Cobaltite and Gahnospinel Chemical Formula

While comparing Cobaltite and Gahnospinel physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Cobaltite and Gahnospinel chemical formula.

Chemical formula of Cobaltite- CoAsSAnthony et al , Handbook of mineralogy (2001)
Chemical formula of Gahnospinel- (Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)

Compare Gems Found in America

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Cobaltite Vs Datolite

Cobaltite and Gahnospinel Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cobaltite and Gahnospinel Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cobaltite and Gahnospinel Optical Properties during the identification of gemstone. Specific gravity of Cobaltite is 3.65-4.55 whereas that of Gahnospinel is 3.65-4.55.