Diaspore and Hibschite Physical Properties

Diaspore

Hibschite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

Very brittle

insoluble

3.30-3.40

Conchoidal

{010} perfect, {110} distinct, {100} in traces

6.5-7

AlO(OH)Walter Schumann , Gemstones of the world (2001) 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)

Diaspore and Hibschite Chemical Formula

While comparing Diaspore 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 Diaspore and Hibschite chemical formula.

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Diaspore and Hibschite Specific Gravity

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