Cobaltite and Phenakite Physical Properties

Cobaltite

Phenakite

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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

6.32.90-2.98

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

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001), Brittle

1.6 Cleavage

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

Distinct on {11 2 0}, imperfect on {10 1 1}

1.7 Mohs Hardness

5.57.5-8

2 10

1.8 Chemical Composition

CoAsSAnthony et al , Handbook of mineralogy (2001)

Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Cobaltite and Phenakite Chemical Formula

While comparing Cobaltite and Phenakite 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 Phenakite chemical formula.

Chemical formula of Cobaltite- CoAsSAnthony et al , Handbook of mineralogy (2001)
Chemical formula of Phenakite- Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Gems Found in America

Cobaltite Vs Diamond

Cobaltite Vs Datolite

Cobaltite Vs Diopside

Cobaltite and Phenakite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cobaltite and Phenakite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cobaltite and Phenakite Optical Properties during the identification of gemstone. Specific gravity of Cobaltite is 2.90-2.98 whereas that of Phenakite is 2.90-2.98.