Scorodite and Afghanite Physical Properties

Scorodite

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

Not Available2.55-2.65

1 7.18

1.5 Fracture

Sub-Conchoidal, Splintery

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

1.6 Cleavage

{201} Imperfect, {100} Poor, {001} Poor

Perfect {10 1 0}

1.7 Mohs Hardness

3.5-45.5-6

2 10

1.8 Chemical Composition

Not Available

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

Scorodite and Afghanite Chemical Formula

While comparing Scorodite 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 Scorodite and Afghanite chemical formula.

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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Scorodite and Afghanite Specific Gravity

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