Vishnevite and Prasiolite Physical Properties

Vishnevite

Prasiolite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available2.65

1 7.18

1.5 Fracture

Brittle, Uneven

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

Perfect

3,1

1.7 Mohs Hardness

5-67

2 10

1.8 Chemical Composition

Not Available

SiO 2Ulrich Henn and Claudio C.

Vishnevite and Prasiolite Chemical Formula

While comparing Vishnevite and Prasiolite 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 Vishnevite and Prasiolite chemical formula.

Chemical formula of Prasiolite- SiO 2Ulrich Henn and Claudio C.

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Vishnevite and Prasiolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Vishnevite and Prasiolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vishnevite and Prasiolite Optical Properties during the identification of gemstone. Specific gravity of Vishnevite is 2.65 whereas that of Prasiolite is 2.65.