Purpurite and Lizardite Physical Properties

Purpurite

Lizardite

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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

3.2-3.42.55

1 7.18

1.5 Fracture

Uneven, UnevenArthur Thomas, Gemstones (2009), Brittle

Not Available

1.6 Cleavage

[100] [001] perfect

{001} Perfect

1.7 Mohs Hardness

4-4.5Not Available

2 10

1.8 Chemical Composition

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

Mg 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

Purpurite and Lizardite Chemical Formula

While comparing Purpurite and Lizardite 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 Purpurite and Lizardite chemical formula.

Chemical formula of Purpurite- MnPO 4Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Lizardite- Mg 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

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Purpurite and Lizardite Specific Gravity

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