Padparadscha and Afghanite Physical Properties

Padparadscha

Afghanite

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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

3.95-4.102.55-2.65

1 7.18

1.5 Fracture

Not Available

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle, Conchoidal, Brittle

1.6 Cleavage

Not Available

Perfect {10 1 0}

1.7 Mohs Hardness

95.5-6

2 10

1.8 Chemical Composition

Al 2O 3Ulrich Henn and Claudio C.

(Na,Ca,K) 8(Si,Al) 12O 24(SO 4,Cl,CO 3) 3(H 2O)Arthur Thomas , Gemstones (2009)

Padparadscha and Afghanite Chemical Formula

While comparing Padparadscha and Afghanite 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 Padparadscha and Afghanite chemical formula.

Chemical formula of Padparadscha- Al 2O 3Ulrich Henn and Claudio C.
Chemical formula of Afghanite- (Na,Ca,K) 8(Si,Al) 12O 24(SO 4,Cl,CO 3) 3(H 2O)Arthur Thomas , Gemstones (2009)

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Padparadscha and Afghanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Padparadscha and Afghanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Padparadscha and Afghanite Optical Properties during the identification of gemstone. Specific gravity of Padparadscha is 2.55-2.65 whereas that of Afghanite is 2.55-2.65.