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Purpurite
Purpurite
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Rutile
Rutile
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Purpurite
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Rutile

Purpurite and Rutile Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.2-3.4
Uneven
[100] [001] perfect
4-4.5
MnPO 4Walter Schumann , Gemstones of the world (2001) More from other references
 
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Insoluble in acids
-
4.20-4.30
Uneven, Conchoidal
{110} good, 100 moderate, parting on {092} and {011}
6-6.5
TiO 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Purpurite and Rutile Chemical Formula

While comparing Purpurite and Rutile 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 Rutile chemical formula.

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Purpurite and Rutile Specific Gravity

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