Augite and Hexagonite Physical Properties

Augite

Hexagonite

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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

3.19-3.562.98-3.03

1 7.18

1.5 Fracture

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

Uneven

1.6 Cleavage

{110} Perfect, {010} Indistinct

[110] perfect; [010] distinct

1.7 Mohs Hardness

5.5-65-6

2 10

1.8 Chemical Composition

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

Ca 2Mg 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.

Augite and Hexagonite Chemical Formula

While comparing Augite and Hexagonite 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 Hexagonite 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 Hexagonite- Ca 2Mg 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.

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Augite and Hexagonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Augite and Hexagonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Augite and Hexagonite Optical Properties during the identification of gemstone. Specific gravity of Augite is 2.98-3.03 whereas that of Hexagonite is 2.98-3.03.