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Zoisite
Zoisite

Sylvite
Sylvite



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Zoisite
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Sylvite

Zoisite and Sylvite Physical Properties

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1 Physical Properties
1.1 Tenacity
Not Available
Brittle
1.2 Solubility
Not Available
Soluble
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.20-3.501.993
Amber
1 7.18
1.5 Fracture
Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Even
Uneven, Brittle
1.6 Cleavage
Perfect {010} imperfect {100}
Perfect on [100], [010], [001]
1.7 Mohs Hardness
6-72.5
Amber
2 10
1.8 Chemical Composition
Ca2Al3(SiO4)3(OH)
Not Available

Zoisite and Sylvite Chemical Formula

While comparing Zoisite and Sylvite 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 Zoisite and Sylvite chemical formula.

  • Chemical formula of Zoisite- Ca2Al3(SiO4)3(OH)
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Zoisite and Sylvite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Zoisite and Sylvite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Zoisite and Sylvite Optical Properties during the identification of gemstone. Specific gravity of Zoisite is 1.993 whereas that of Sylvite is 1.993.