Fibrolite and Afghanite Physical Properties

Fibrolite

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

3.14-3.252.55-2.65

1 7.18

1.5 Fracture

Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)

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

1.6 Cleavage

Not Available

Perfect {10 1 0}

1.7 Mohs Hardness

6-75.5-6

2 10

1.8 Chemical Composition

Al 2SiO 5Arthur Thomas , Gemstones (2009)

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

Fibrolite and Afghanite Chemical Formula

While comparing Fibrolite 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 Fibrolite and Afghanite chemical formula.

Chemical formula of Fibrolite- Al 2SiO 5Arthur Thomas , Gemstones (2009)
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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Fibrolite and Afghanite Specific Gravity

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