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Thulite
Thulite

Riebeckite
Riebeckite



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Thulite
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Riebeckite

Thulite and Riebeckite 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
3.1
3.28-3.44
1.5 Fracture
Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)
Uneven, Splintery, Brittle
1.6 Cleavage
Perfect {010} imperfect {100}
Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}
1.7 Mohs Hardness
6-7
5.0-6.0
1.8 Chemical Composition
Ca2Al3(SiO4)3(OH)
Not Available

Thulite and Riebeckite Chemical Formula

While comparing Thulite and Riebeckite 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 Riebeckite chemical formula.

  • Chemical formula of Thulite- Ca2Al3(SiO4)3(OH)
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Thulite and Riebeckite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Thulite and Riebeckite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Thulite and Riebeckite Optical Properties during the identification of gemstone. Specific gravity of Thulite is 3.28-3.44 whereas that of Riebeckite is 3.28-3.44.