Variscite and Rossmanite Physical Properties

Variscite

Rossmanite

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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

2.42-2.583

1 7.18

1.5 Fracture

Conchoidal, Splintery, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Brittle

Brittle, Metallic

1.6 Cleavage

[010] perfect

None

1.7 Mohs Hardness

4-5Not Available

2 10

1.8 Chemical Composition

AlPO₄ · 2(H₂O)

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

Variscite and Rossmanite Chemical Formula

While comparing Variscite and Rossmanite 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 Variscite and Rossmanite chemical formula.

Chemical formula of Variscite- AlPO₄ · 2(H₂O)
Chemical formula of Rossmanite- ◻(LiAl 2)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

Compare Gems for Virgo

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Variscite and Rossmanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Variscite and Rossmanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Variscite and Rossmanite Optical Properties during the identification of gemstone. Specific gravity of Variscite is 3 whereas that of Rossmanite is 3.