Augelite and Ceylonite Physical Properties

Augelite

Ceylonite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

none

1.3 Durability

Not Available

1.4 Specific Gravity

2.70-2.753.63-3.9

1 7.18

1.5 Fracture

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

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

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

Indistinct

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,Fe2+ )Al 2O 4Gemdat.org , Management Team (2012) More from other references

Augelite and Ceylonite Chemical Formula

While comparing Augelite and Ceylonite 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 Ceylonite chemical formula.

Chemical formula of Augelite- Al 2(PO 4)(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Ceylonite- (Mg,Fe2+ )Al 2O 4Gemdat.org , Management Team (2012) More from other references

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Augelite and Ceylonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Augelite and Ceylonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Augelite and Ceylonite Optical Properties during the identification of gemstone. Specific gravity of Augelite is 3.63-3.9 whereas that of Ceylonite is 3.63-3.9.