Hibschite and Pyrophyllite Physical Properties

Hibschite

Pyrophyllite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

3.05-3.08

Uneven, Irregular, Conchoidal

None

6.5

Ca 3Al 2(SiO 4) 3-x(OH) 4x (x=0.2 to 1.5)Anthony et al , Handbook of mineralogy (2001)

2.65-2.90

{001} Perfect

-9999

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

Hibschite and Pyrophyllite Chemical Formula

While comparing Hibschite 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 Hibschite and Pyrophyllite chemical formula.

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Hibschite and Pyrophyllite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hibschite and Pyrophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hibschite Vs Pyrophyllite during the identification of gemstone. Specific gravity of Hibschite is whereas that of Pyrophyllite is .