Augelite and Gahnospinel Physical Properties

Augelite

Gahnospinel

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.70-2.753.65-4.55

1 7.18

1.5 Fracture

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

ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

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

None, but may exhibit slight parting

1.7 Mohs Hardness

4.5-57.5-8

2 10

1.8 Chemical Composition

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

(Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)

Augelite and Gahnospinel Chemical Formula

While comparing Augelite and Gahnospinel 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 Gahnospinel chemical formula.

Chemical formula of Augelite- Al 2(PO 4)(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Gahnospinel- (Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)

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Augelite and Gahnospinel Specific Gravity

Another important criteria for qualitative analysis of gemstones is Augelite and Gahnospinel Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Augelite and Gahnospinel Optical Properties during the identification of gemstone. Specific gravity of Augelite is 3.65-4.55 whereas that of Gahnospinel is 3.65-4.55.