Watermelon Tourmaline and Brookite Physical Properties

Watermelon Tourmaline

Brookite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

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.

Brittle

3.87-4.14

Subconchoidal, Conchoidal

Poor on {120}, in traces on {001}

5.5-6

TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Watermelon Tourmaline and Brookite Chemical Formula

While comparing Watermelon Tourmaline and Brookite 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 Brookite chemical formula.

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Watermelon Tourmaline and Brookite Specific Gravity

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