Watermelon Tourmaline and Sylvite Physical Properties

Watermelon Tourmaline

Sylvite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.90-3.401.993

1 7.18

1.5 Fracture

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

Uneven, Brittle

1.6 Cleavage

Not Available

Perfect on [100], [010], [001]

1.7 Mohs Hardness

7-7.52.5

2 10

1.8 Chemical Composition

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.

Not Available

Watermelon Tourmaline and Sylvite Chemical Formula

While comparing Watermelon Tourmaline and Sylvite 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 Watermelon Tourmaline and Sylvite 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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Watermelon Tourmaline and Sylvite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Watermelon Tourmaline and Sylvite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Watermelon Tourmaline and Sylvite Optical Properties during the identification of gemstone. Specific gravity of Watermelon Tourmaline is 1.993 whereas that of Sylvite is 1.993.