Gaspeite and Afghanite Physical Properties

Gaspeite

Afghanite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

HCl soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.712.55-2.65

1 7.18

1.5 Fracture

Uneven

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

1.6 Cleavage

{10 1 1} Good

Perfect {10 1 0}

1.7 Mohs Hardness

4.5-55.5-6

2 10

1.8 Chemical Composition

(Ni,Mg,Fe++)CO3

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

Gaspeite and Afghanite Chemical Formula

While comparing Gaspeite 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 Gaspeite and Afghanite chemical formula.

Chemical formula of Gaspeite- (Ni,Mg,Fe++)CO3
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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Gaspeite and Afghanite Specific Gravity

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