Cobaltite and Pyrophyllite Physical Properties

Cobaltite

Pyrophyllite

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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

6.32.65-2.90

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

Gemstones (2009), Flexible Flexible fragments.

1.6 Cleavage

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

{001} Perfect

1.7 Mohs Hardness

5.5Not Available

2 10

1.8 Chemical Composition

CoAsSAnthony et al , Handbook of mineralogy (2001)

Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Cobaltite and Pyrophyllite Chemical Formula

While comparing Cobaltite and Pyrophyllite 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 Pyrophyllite chemical formula.

Chemical formula of Cobaltite- CoAsSAnthony et al , Handbook of mineralogy (2001)
Chemical formula of Pyrophyllite- Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Gems Found in America

Cobaltite Vs Diamond

Cobaltite Vs Diopside

Cobaltite Vs Datolite

Cobaltite and Pyrophyllite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cobaltite and Pyrophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cobaltite and Pyrophyllite Optical Properties during the identification of gemstone. Specific gravity of Cobaltite is 2.65-2.90 whereas that of Pyrophyllite is 2.65-2.90.