Xenotime and Afghanite Physical Properties

Xenotime

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

4.30-5.102.55-2.65

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

4-55.5-6

2 10

1.8 Chemical Composition

YPO 4Ulrich Henn and Claudio C.

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

Xenotime and Afghanite Chemical Formula

While comparing Xenotime 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 Xenotime and Afghanite chemical formula.

Chemical formula of Xenotime- YPO 4Ulrich 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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Xenotime and Afghanite Specific Gravity

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