Sapphirine and Hibschite Physical Properties

Sapphirine

Hibschite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

3.40-3.58

Conchoidal, Uneven

{010} Perfect

7.5

(Al,Mg) 8(Al,Si) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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)

Sapphirine and Hibschite Chemical Formula

While comparing Sapphirine and Hibschite 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 Sapphirine and Hibschite chemical formula.

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Sapphirine and Hibschite Specific Gravity

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