Nepouite and Watermelon Tourmaline Physical Properties

Nepouite

Watermelon Tourmaline

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.18-3.242.90-3.40

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

perfect on {001}

Not Available

1.7 Mohs Hardness

27-7.5

2 10

1.8 Chemical Composition

Not Available

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.

Nepouite and Watermelon Tourmaline Chemical Formula

While comparing Nepouite 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 Nepouite and Watermelon Tourmaline 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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Nepouite and Watermelon Tourmaline Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nepouite and Watermelon Tourmaline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nepouite and Watermelon Tourmaline Optical Properties during the identification of gemstone. Specific gravity of Nepouite is 2.90-3.40 whereas that of Watermelon Tourmaline is 2.90-3.40.