Vlasovite and Watermelon Tourmaline Physical Properties

Vlasovite

Watermelon Tourmaline

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Nearly insoluble in HCl and HNO₃

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.972.90-3.40

1 7.18

1.5 Fracture

Conchoidal, Brittle

Uneven, Conchoidal, Uneven, Irregular, Conchoidal, Management Team (2012)

1.6 Cleavage

Distinct on {010}

Not Available

1.7 Mohs Hardness

67-7.5

2 10

1.8 Chemical Composition

Not Available

Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.

Vlasovite and Watermelon Tourmaline Chemical Formula

While comparing Vlasovite and Watermelon Tourmaline 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 Vlasovite and Watermelon Tourmaline chemical formula.

Chemical formula of Watermelon Tourmaline- Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.

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Vlasovite and Watermelon Tourmaline Specific Gravity

Another important criteria for qualitative analysis of gemstones is Vlasovite and Watermelon Tourmaline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vlasovite and Watermelon Tourmaline Optical Properties during the identification of gemstone. Specific gravity of Vlasovite is 2.90-3.40 whereas that of Watermelon Tourmaline is 2.90-3.40.