Bertrandite and Cobaltite Physical Properties

Bertrandite

Cobaltite

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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

2.59-2.606.3

1 7.18

1.5 Fracture

Brittle, Metallic, Brittle, Metallic

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

{001} Perfect, {110} Distinct, {101} Distinct

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

1.7 Mohs Hardness

6-75.5

2 10

1.8 Chemical Composition

Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)

CoAsSAnthony et al , Handbook of mineralogy (2001)

Bertrandite and Cobaltite Chemical Formula

While comparing Bertrandite 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 Bertrandite and Cobaltite chemical formula.

Chemical formula of Bertrandite- Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Cobaltite- CoAsSAnthony et al , Handbook of mineralogy (2001)

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Bertrandite and Cobaltite Specific Gravity

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