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Variscite
Variscite

Allanite
Allanite



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Variscite
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Variscite and Allanite 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
2.42-2.58
3.40-4.20
1.5 Fracture
Conchoidal, Splintery, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Brittle
Not Available
1.6 Cleavage
[010] perfect
Not Available
1.7 Mohs Hardness
4-5
Not Available
1.8 Chemical Composition
AlPO4 · 2(H2O)
Not Available

Variscite and Allanite Chemical Formula

While comparing Variscite and Allanite 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 Variscite and Allanite chemical formula.

  • Chemical formula of Variscite- AlPO4 · 2(H2O)
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Variscite and Allanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Variscite and Allanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Variscite and Allanite Optical Properties during the identification of gemstone. Specific gravity of Variscite is 3.40-4.20 whereas that of Allanite is 3.40-4.20.