Watermelon Tourmaline and Chalcopyrite Physical Properties

Watermelon Tourmaline

Chalcopyrite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.90-3.404.1-4.3

1 7.18

1.5 Fracture

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

Uneven, Brittle, Metallic

1.6 Cleavage

Not Available

Indistinct on {011}

1.7 Mohs Hardness

7-7.53.5-4

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.

CuFeS 2Anthony et al , Handbook of mineralogy (2001)

Watermelon Tourmaline and Chalcopyrite Chemical Formula

While comparing Watermelon Tourmaline and Chalcopyrite 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 Chalcopyrite 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 Chalcopyrite- CuFeS 2Anthony et al , Handbook of mineralogy (2001)

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Watermelon Tourmaline and Chalcopyrite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Watermelon Tourmaline and Chalcopyrite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Watermelon Tourmaline and Chalcopyrite Optical Properties during the identification of gemstone. Specific gravity of Watermelon Tourmaline is 4.1-4.3 whereas that of Chalcopyrite is 4.1-4.3.