Cobaltite and Brookite Physical Properties

Cobaltite

Brookite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

6.33.87-4.14

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

Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle

1.6 Cleavage

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

Poor on {120}, in traces on {001}

1.7 Mohs Hardness

5.55.5-6

2 10

1.8 Chemical Composition

CoAsSAnthony et al , Handbook of mineralogy (2001)

TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Cobaltite and Brookite Chemical Formula

While comparing Cobaltite and Brookite 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 Brookite chemical formula.

Chemical formula of Cobaltite- CoAsSAnthony et al , Handbook of mineralogy (2001)
Chemical formula of Brookite- TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Gems Found in America

Cobaltite Vs Datolite

Cobaltite Vs Diamond

Cobaltite Vs Diopside

Cobaltite and Brookite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cobaltite and Brookite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cobaltite and Brookite Optical Properties during the identification of gemstone. Specific gravity of Cobaltite is 3.87-4.14 whereas that of Brookite is 3.87-4.14.