Augite and Beryllonite Physical Properties

Augite

Beryllonite

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Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

3.19-3.562.79-2.87

1 7.18

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Fracture

Uneven, Conchoidal

Conchoidal

Cleavage

{110} Perfect, {010} Indistinct

{010} perfect; {100} good, interrupted; {101} indistinct; {001} in traces

Mohs Hardness

5.5-65.5-6

2 10

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Chemical Composition

(Ca,Na)(Mg,Fe,Al,Ti)(Si,Al) 2O 6Anthony et al , Handbook of mineralogy (2001)

NaBePO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Augite and Beryllonite Chemical Formula

While comparing Augite and Beryllonite 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 Augite and Beryllonite chemical formula.

Chemical formula of Augite- (Ca,Na)(Mg,Fe,Al,Ti)(Si,Al) 2O 6Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Beryllonite- NaBePO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Green Gemstones

Augite Vs Chalcopyrite

Augite Vs Chlorapatite

Augite Vs Chlorastrolite

Augite and Beryllonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Augite and Beryllonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Augite and Beryllonite Optical Properties during the identification of gemstone. Specific gravity of Augite is 2.79-2.87 whereas that of Beryllonite is 2.79-2.87.