Augite and Chrysoberyl Physical Properties

Augite

Chrysoberyl

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.19-3.563.69-3.81

1 7.18

1.5 Fracture

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

Uneven, Conchoidal to uneven, Brittle, Metallic, Uneven, ConchoidalWalter Schumann, Brittle, Metallic

1.6 Cleavage

{110} Perfect, {010} Indistinct

Distinct on {110}, imperfect on {010}, poor on {001}

1.7 Mohs Hardness

5.5-68.5

2 10

1.8 Chemical Composition

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

BeAl ₂ O ₄

Augite and Chrysoberyl Chemical Formula

While comparing Augite and Chrysoberyl 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 Chrysoberyl 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 Chrysoberyl- BeAl ₂ O ₄

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Augite and Chrysoberyl Specific Gravity

Another important criteria for qualitative analysis of gemstones is Augite and Chrysoberyl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Augite and Chrysoberyl Optical Properties during the identification of gemstone. Specific gravity of Augite is 3.69-3.81 whereas that of Chrysoberyl is 3.69-3.81.