Purpurite and Eosphorite Physical Properties

Purpurite

Eosphorite

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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

3.2-3.43.05-3.08

1 7.18

1.5 Fracture

Uneven, UnevenArthur Thomas, Gemstones (2009), Brittle

Subconchoidal, Uneven, Conchoidal, Uneven

1.6 Cleavage

[100] [001] perfect

Poor on {100}

1.7 Mohs Hardness

4-4.55

2 10

1.8 Chemical Composition

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

Mn2+ Al(PO 4)(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Purpurite and Eosphorite Chemical Formula

While comparing Purpurite and Eosphorite 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 Eosphorite chemical formula.

Chemical formula of Purpurite- MnPO 4Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Eosphorite- Mn2+ Al(PO 4)(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Compare Violet Gemstones

Purpurite Vs Sardonyx

Purpurite Vs Sapphire

Purpurite Vs Sard

Purpurite and Eosphorite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Purpurite and Eosphorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Purpurite and Eosphorite Optical Properties during the identification of gemstone. Specific gravity of Purpurite is 3.05-3.08 whereas that of Eosphorite is 3.05-3.08.