Rossmanite and Vishnevite Physical Properties

Rossmanite

Vishnevite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3Not Available

1 7.18

1.5 Fracture

Brittle, Metallic

Brittle, Uneven

1.6 Cleavage

None

Perfect

1.7 Mohs Hardness

Not Available5-6

2 10

1.8 Chemical Composition

◻(LiAl 2)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

Not Available

Rossmanite and Vishnevite Chemical Formula

While comparing Rossmanite 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 Rossmanite and Vishnevite chemical formula.

Chemical formula of Rossmanite- ◻(LiAl 2)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

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Rossmanite and Vishnevite Specific Gravity

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