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Purpurite
Purpurite

Lawsonite
Lawsonite



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Purpurite
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Lawsonite

Purpurite and Lawsonite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Brittle
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.2-3.43.09
Amber
1 7.18
1.5 Fracture
Uneven, UnevenArthur Thomas, Gemstones (2009), Brittle
White, Yellow, Pale blue, Brittle, Uneven
1.6 Cleavage
[100] [001] perfect
Perfect on {100} and {010}, imperfect on {101}
1.7 Mohs Hardness
4-4.58
Amber
2 10
1.8 Chemical Composition
MnPO 4Walter Schumann , Gemstones of the world (2001) More from other references
Not Available

Purpurite and Lawsonite Chemical Formula

While comparing Purpurite and Lawsonite 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 Lawsonite chemical formula.

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

Another important criteria for qualitative analysis of gemstones is Purpurite and Lawsonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Purpurite and Lawsonite Optical Properties during the identification of gemstone. Specific gravity of Purpurite is 3.09 whereas that of Lawsonite is 3.09.