Watermelon Tourmaline and Ajoite Physical Properties

Watermelon Tourmaline

Ajoite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Decomposed by acids

1.3 Durability

Not Available

1.4 Specific Gravity

2.90-3.402.96

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

Not Available

Perfect on {010}

1.7 Mohs Hardness

7-7.55

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.

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

Watermelon Tourmaline and Ajoite Chemical Formula

While comparing Watermelon Tourmaline and Ajoite 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 Ajoite 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.
Chemical formula of Ajoite- (K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

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Watermelon Tourmaline and Ajoite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Watermelon Tourmaline and Ajoite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Watermelon Tourmaline and Ajoite Optical Properties during the identification of gemstone. Specific gravity of Watermelon Tourmaline is 2.96 whereas that of Ajoite is 2.96.