Augelite and Hauyne Physical Properties

Augelite

Hauyne

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Gelatinises in acids

1.3 Durability

Not Available

1.4 Specific Gravity

2.70-2.752.4-2.5

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

Uneven, Conchoidal, Brittle

1.6 Cleavage

From the Greek for luster, for its pearly luster on the cleavage.

Distinct on {110}

1.7 Mohs Hardness

4.5-55-6

2 10

1.8 Chemical Composition

Al 2(PO 4)(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)

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

Augelite and Hauyne Chemical Formula

While comparing Augelite 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 Augelite and Hauyne chemical formula.

Chemical formula of Augelite- Al 2(PO 4)(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Hauyne- (Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2

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Augelite and Hauyne Specific Gravity

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