Watermelon Tourmaline and Sunstone Physical Properties

Watermelon Tourmaline

Sunstone

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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

2.90-3.402.62-2.65

1 7.18

1.5 Fracture

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

Gemstones of the world (2001)

1.6 Cleavage

Not Available

001

1.7 Mohs Hardness

7-7.56

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.

Microcline: KAlSi₃O₈ Oligoclase: (Na,Ca)Al_1-2Si_3-2O₈

Watermelon Tourmaline and Sunstone Chemical Formula

While comparing Watermelon Tourmaline and Sunstone 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 Sunstone 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 Sunstone- Microcline: KAlSi₃O₈ Oligoclase: (Na,Ca)Al_1-2Si_3-2O₈

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Watermelon Tourmaline and Sunstone Specific Gravity

Another important criteria for qualitative analysis of gemstones is Watermelon Tourmaline and Sunstone Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Watermelon Tourmaline and Sunstone Optical Properties during the identification of gemstone. Specific gravity of Watermelon Tourmaline is 2.62-2.65 whereas that of Sunstone is 2.62-2.65.