Anglesite and Nepheline Physical Properties

Anglesite

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

6.30-6.392.55-2.65

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

[001] good, [210] distinct

[1010] Poor

1.7 Mohs Hardness

3-3.55-6

2 10

1.8 Chemical Composition

PbSO 4Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

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

Anglesite and Nepheline Chemical Formula

While comparing Anglesite 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 Anglesite and Nepheline chemical formula.

Chemical formula of Anglesite- PbSO 4Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
Chemical formula of Nepheline- Na 3(Na,K)Al 4Si 4O 16Ulrich Henn and Claudio C.

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Anglesite and Nepheline Specific Gravity

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