Watermelon Tourmaline and Wulfenite Physical Properties

Watermelon Tourmaline

Wulfenite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.90-3.406.50-7.00

1 7.18

1.5 Fracture

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

Irregular, Brittle, Conchoidal

1.6 Cleavage

Not Available

On {011}, distinct; on {001}, {013}, indistinct

1.7 Mohs Hardness

7-7.53

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.

PbMoO 4Walter Schumann , Gemstones of the world (2001)

Watermelon Tourmaline and Wulfenite Chemical Formula

While comparing Watermelon Tourmaline and Wulfenite 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 Wulfenite 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 Wulfenite- PbMoO 4Walter Schumann , Gemstones of the world (2001)

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Watermelon Tourmaline and Wulfenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Watermelon Tourmaline and Wulfenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Watermelon Tourmaline and Wulfenite Optical Properties during the identification of gemstone. Specific gravity of Watermelon Tourmaline is 6.50-7.00 whereas that of Wulfenite is 6.50-7.00.