Anorthite and Hauyne Physical Properties

Anorthite

Hauyne

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

Gelatinises in acids

1.3 Durability

Not Available

1.4 Specific Gravity

2.772.4-2.5

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

Uneven, Conchoidal, Brittle

1.6 Cleavage

Perfect [001] good [010] poor [110]

Distinct on {110}

1.7 Mohs Hardness

6-6.55-6

2 10

1.8 Chemical Composition

CaAl 2Si 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

(Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2

Anorthite and Hauyne Chemical Formula

While comparing Anorthite and Hauyne 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 Anorthite and Hauyne chemical formula.

Chemical formula of Anorthite- CaAl 2Si 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Hauyne- (Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2

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Anorthite and Hauyne Specific Gravity

Another important criteria for qualitative analysis of gemstones is Anorthite and Hauyne Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Anorthite and Hauyne Optical Properties during the identification of gemstone. Specific gravity of Anorthite is 2.4-2.5 whereas that of Hauyne is 2.4-2.5.