Diaspore and Hibonite Physical Properties

Diaspore

Hibonite

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1 Physical Properties

1.1 Tenacity

Very brittle

Not Available

1.2 Solubility

insoluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.30-3.403.84

1 7.18

1.5 Fracture

Conchoidal, Brittle, Conchoidal

Subconchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle

1.6 Cleavage

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

{0001} good, {10 1 0} parting

1.7 Mohs Hardness

6.5-77.5-8

2 10

1.8 Chemical Composition

AlO(OH)Walter Schumann , Gemstones of the world (2001) More from other references

(Ca,Ce)(Al,Ti,Mg)12O19

Diaspore and Hibonite Chemical Formula

While comparing Diaspore and Hibonite 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 Hibonite chemical formula.

Chemical formula of Diaspore- AlO(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Hibonite- (Ca,Ce)(Al,Ti,Mg)12O19

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Diaspore and Hibonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Diaspore and Hibonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Diaspore and Hibonite Optical Properties during the identification of gemstone. Specific gravity of Diaspore is 3.84 whereas that of Hibonite is 3.84.