Barite and Nepheline Physical Properties

Barite

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

4.482.55-2.65

1 7.18

1.5 Fracture

Uneven

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

1.6 Cleavage

{010} Perfect, {210} Perfect, {010} Imperfect

[1010] Poor

1.7 Mohs Hardness

3-3.55-6

2 10

1.8 Chemical Composition

BaSO4

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

Barite and Nepheline Chemical Formula

While comparing Barite 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 Barite and Nepheline chemical formula.

Chemical formula of Barite- BaSO4
Chemical formula of Nepheline- Na 3(Na,K)Al 4Si 4O 16Ulrich Henn and Claudio C.

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Barite and Nepheline Specific Gravity

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