Sogdianite and Watermelon Tourmaline Physical Properties

Sogdianite

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

2.77-2.902.90-3.40

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

{0001} Perfect

Not Available

1.7 Mohs Hardness

77-7.5

2 10

1.8 Chemical Composition

(K,Na) 2(Li,Fe) 3(Zr,Ti,Fe)Si 12O 30Ulrich Henn and Claudio C.

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.

Sogdianite and Watermelon Tourmaline Chemical Formula

While comparing Sogdianite 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 Sogdianite and Watermelon Tourmaline chemical formula.

Chemical formula of Sogdianite- (K,Na) 2(Li,Fe) 3(Zr,Ti,Fe)Si 12O 30Ulrich Henn and Claudio C.
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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Sogdianite and Watermelon Tourmaline Specific Gravity

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