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Purpurite
Purpurite

Nuummite
Nuummite



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Purpurite and Nuummite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.2-3.4
3.18-3.37
1.5 Fracture
Uneven, UnevenArthur Thomas, Gemstones (2009), Brittle
Conchoidal
1.6 Cleavage
[100] [001] perfect
Perfect on 210
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
Not Available

Purpurite and Nuummite Chemical Formula

While comparing Purpurite and Nuummite 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 Nuummite chemical formula.

  • Chemical formula of Purpurite- MnPO 4Walter Schumann , Gemstones of the world (2001) More from other references
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Purpurite and Nuummite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Purpurite and Nuummite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Purpurite and Nuummite Optical Properties during the identification of gemstone. Specific gravity of Purpurite is 3.18-3.37 whereas that of Nuummite is 3.18-3.37.