Afghanite and Larimar Physical Properties

Afghanite

Larimar

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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

2.55-2.65

2.74-2.90

1.5 Fracture

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

Not Available

1.6 Cleavage

Perfect {10 1 0}

Not Available

1.7 Mohs Hardness

5.5-6

1.8 Chemical Composition

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

Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.

Afghanite and Larimar Chemical Formula

While comparing Afghanite and Larimar 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 Larimar 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 Larimar- Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.

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Afghanite and Larimar Specific Gravity

Another important criteria for qualitative analysis of gemstones is Afghanite and Larimar Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Afghanite and Larimar Optical Properties during the identification of gemstone. Specific gravity of Afghanite is 2.74-2.90 whereas that of Larimar is 2.74-2.90.