Afghanite and Chrysocolla Physical Properties

Afghanite

Chrysocolla

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.55-2.652.00-2.45

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

Perfect {10 1 0}

none

1.7 Mohs Hardness

5.5-62-4

2 10

1.8 Chemical Composition

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

Cu₂H₂Si₂O₅(OH)₄

Afghanite and Chrysocolla Chemical Formula

While comparing Afghanite and Chrysocolla 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 Afghanite and Chrysocolla 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)
Chemical formula of Chrysocolla- Cu₂H₂Si₂O₅(OH)₄

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Afghanite and Chrysocolla Specific Gravity

Another important criteria for qualitative analysis of gemstones is Afghanite and Chrysocolla Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Afghanite and Chrysocolla Optical Properties during the identification of gemstone. Specific gravity of Afghanite is 2.00-2.45 whereas that of Chrysocolla is 2.00-2.45.