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Thulite
Thulite

Variscite
Variscite



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Thulite
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Variscite

Thulite and Variscite Physical Properties

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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
3.12.42-2.58
Amber
1 7.18
1.5 Fracture
Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)
Conchoidal, Splintery, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Brittle
1.6 Cleavage
Perfect {010} imperfect {100}
[010] perfect
1.7 Mohs Hardness
6-74-5
Amber
2 10
1.8 Chemical Composition
Ca2Al3(SiO4)3(OH)
AlPO4 · 2(H2O)

Thulite and Variscite Chemical Formula

While comparing Thulite and Variscite 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 Thulite and Variscite chemical formula.

  • Chemical formula of Thulite- Ca2Al3(SiO4)3(OH)
  • Chemical formula of Variscite- AlPO4 · 2(H2O)

Thulite and Variscite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Thulite and Variscite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Thulite and Variscite Optical Properties during the identification of gemstone. Specific gravity of Thulite is 2.42-2.58 whereas that of Variscite is 2.42-2.58.