Hackmanite and Watermelon Tourmaline Physical Properties

Hackmanite

Watermelon Tourmaline

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

2.27-2.33

Perfect

5.5-6

Na 8Al 6Si 6O 24Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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.

Hackmanite and Watermelon Tourmaline Chemical Formula

While comparing Hackmanite 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 Hackmanite and Watermelon Tourmaline chemical formula.

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Hackmanite and Watermelon Tourmaline Specific Gravity

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