Sanidine and Purpurite Physical Properties

Sanidine

Purpurite

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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

2.54-2.613.2-3.4

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

Uneven, UnevenArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

{001} Perfect, {010} Good

[100] [001] perfect

1.7 Mohs Hardness

64-4.5

2 10

1.8 Chemical Composition

KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

MnPO 4Walter Schumann , Gemstones of the world (2001) More from other references

Sanidine and Purpurite Chemical Formula

While comparing Sanidine and Purpurite 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 Sanidine and Purpurite chemical formula.

Chemical formula of Sanidine- KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Purpurite- MnPO 4Walter Schumann , Gemstones of the world (2001) More from other references

Compare Blue Gemstones

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Sanidine and Purpurite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sanidine and Purpurite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sanidine and Purpurite Optical Properties during the identification of gemstone. Specific gravity of Sanidine is 3.2-3.4 whereas that of Purpurite is 3.2-3.4.