Chlorite group and Nepheline Physical Properties

Chlorite group

Nepheline

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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

2.6-3.32.55-2.65

1 7.18

1.5 Fracture

Lamellar

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

1.6 Cleavage

Perfect 001

[1010] Poor

1.7 Mohs Hardness

2-2.55-6

2 10

1.8 Chemical Composition

Not Available

Na 3(Na,K)Al 4Si 4O 16Ulrich Henn and Claudio C.

Chlorite group and Nepheline Chemical Formula

While comparing Chlorite group and Nepheline 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 Chlorite group and Nepheline chemical formula.

Chemical formula of Nepheline- Na 3(Na,K)Al 4Si 4O 16Ulrich Henn and Claudio C.

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Chlorite group and Nepheline Specific Gravity

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