Sinhalite and Watermelon Tourmaline Physical Properties

Sinhalite

Watermelon Tourmaline

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

3.46-3.50

Conchoidal

Perfect

6-7

MgAlBO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

2.90-3.40

Uneven, Conchoidal, Irregular

Indiscernible

7-7.5

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.

Sinhalite and Watermelon Tourmaline Chemical Formula

While comparing Sinhalite 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 Sinhalite and Watermelon Tourmaline chemical formula.

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Sinhalite and Watermelon Tourmaline Specific Gravity

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