Ajoite and Cobaltite Physical Properties

Ajoite

Cobaltite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Decomposed by acids

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.966.3

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Perfect on {010}

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

1.7 Mohs Hardness

55.5

2 10

1.8 Chemical Composition

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

CoAsSAnthony et al , Handbook of mineralogy (2001)

Ajoite and Cobaltite Chemical Formula

While comparing Ajoite and Cobaltite 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 Ajoite and Cobaltite chemical formula.

Chemical formula of Ajoite- (K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)
Chemical formula of Cobaltite- CoAsSAnthony et al , Handbook of mineralogy (2001)

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Ajoite and Cobaltite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ajoite and Cobaltite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ajoite and Cobaltite Optical Properties during the identification of gemstone. Specific gravity of Ajoite is 6.3 whereas that of Cobaltite is 6.3.