Taaffeite and Cobaltite Physical Properties

Taaffeite

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

3.60-3.616.3

1 7.18

1.5 Fracture

Conchoidal

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

Imperfect/fair/absent

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

1.7 Mohs Hardness

8-8.55.5

2 10

1.8 Chemical Composition

Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references

CoAsSAnthony et al , Handbook of mineralogy (2001)

Taaffeite and Cobaltite Chemical Formula

While comparing Taaffeite 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 Taaffeite and Cobaltite chemical formula.

Chemical formula of Taaffeite- Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Cobaltite- CoAsSAnthony et al , Handbook of mineralogy (2001)

Compare Colorless Gems

Taaffeite Vs Kashmir sapphire

Taaffeite Vs Swiss blue topaz

Taaffeite Vs Blue quartz

Taaffeite and Cobaltite Specific Gravity

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