Ceylonite and Purpurite Physical Properties

Ceylonite

Purpurite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

none

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.63-3.93.2-3.4

1 7.18

1.5 Fracture

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

Uneven, UnevenArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

Indistinct

[100] [001] perfect

1.7 Mohs Hardness

7.5-84-4.5

2 10

1.8 Chemical Composition

(Mg,Fe2+ )Al 2O 4Gemdat.org , Management Team (2012) More from other references

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

Ceylonite and Purpurite Chemical Formula

While comparing Ceylonite 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 Ceylonite and Purpurite chemical formula.

Chemical formula of Ceylonite- (Mg,Fe2+ )Al 2O 4Gemdat.org , Management Team (2012) More from other references
Chemical formula of Purpurite- MnPO 4Walter Schumann , Gemstones of the world (2001) More from other references

Compare Blue Gemstones

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Ceylonite and Purpurite Specific Gravity

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