Purpurite and Anatase Physical Properties

Purpurite

Anatase

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.2-3.4

3.82-3.97

1.5 Fracture

Uneven, UnevenArthur Thomas, Gemstones (2009), Brittle

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

1.6 Cleavage

[100] [001] perfect

Perfect on [001] and [011]

1.7 Mohs Hardness

4-4.5

5.5-6

1.8 Chemical Composition

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

TiO 2Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

Purpurite and Anatase Chemical Formula

While comparing Purpurite and Anatase 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 Anatase chemical formula.

Chemical formula of Purpurite- MnPO 4Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Anatase- TiO 2Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

Compare Violet Gemstones

Purpurite Vs Sapphire

Purpurite Vs Sard

Purpurite Vs Sardonyx

Purpurite and Anatase Specific Gravity

Another important criteria for qualitative analysis of gemstones is Purpurite and Anatase Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Purpurite and Anatase Optical Properties during the identification of gemstone. Specific gravity of Purpurite is 3.82-3.97 whereas that of Anatase is 3.82-3.97.