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Anhydrite
Anhydrite

Vishnevite
Vishnevite



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Anhydrite
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Vishnevite

Anhydrite and Vishnevite Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.90-2.98
Not Available
1.5 Fracture
Conchoidal, Brittle, Conchoidal, UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal
Brittle, Uneven
1.6 Cleavage
Rare tabular and prismatic crystals. Usually occurs as fibrous, parallel veins that break off into cleavage fragments.
Perfect
1.7 Mohs Hardness
3.5
5-6
1.8 Chemical Composition
CaSO 4Michael O’Donoghue , Gems, Sixth edition (2006) More from other references
Not Available

Anhydrite and Vishnevite Chemical Formula

While comparing Anhydrite and Vishnevite 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 Anhydrite and Vishnevite chemical formula.

  • Chemical formula of Anhydrite- CaSO 4Michael O’Donoghue , Gems, Sixth edition (2006) More from other references
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Anhydrite and Vishnevite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Anhydrite and Vishnevite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Anhydrite and Vishnevite Optical Properties during the identification of gemstone. Specific gravity of Anhydrite is Not Available whereas that of Vishnevite is Not Available.