Watermelon Tourmaline and Manganotantalite Physical Properties

Watermelon Tourmaline

Manganotantalite

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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

2.90-3.40Not Available

1 7.18

1.5 Fracture

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

ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Not Available

1.7 Mohs Hardness

7-7.55.5-6.5

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.

MnTa 2O 6Walter Schumann , Gemstones of the world (2001) More from other references

Watermelon Tourmaline and Manganotantalite Chemical Formula

While comparing Watermelon Tourmaline and Manganotantalite 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 Manganotantalite 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 Manganotantalite- MnTa 2O 6Walter Schumann , Gemstones of the world (2001) More from other references

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Watermelon Tourmaline and Manganotantalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Watermelon Tourmaline and Manganotantalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Watermelon Tourmaline and Manganotantalite Optical Properties during the identification of gemstone. Specific gravity of Watermelon Tourmaline is Not Available whereas that of Manganotantalite is Not Available.