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Sugilite
Sugilite

Watermelon Tourmaline
Watermelon Tourmaline



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Sugilite
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Watermelon Tourmaline

Sugilite and Watermelon Tourmaline Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.69-2.792.90-3.40
Amber
1 7.18
1.5 Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Uneven, Conchoidal, Uneven, Irregular, Conchoidal, Management Team (2012)
1.6 Cleavage
Poor on {0001}
Not Available
1.7 Mohs Hardness
5.5-6.57-7.5
Amber
2 10
1.8 Chemical Composition
KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
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.

Sugilite and Watermelon Tourmaline Chemical Formula

While comparing Sugilite 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 Sugilite and Watermelon Tourmaline chemical formula.

  • Chemical formula of Sugilite- KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
  • 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.

Sugilite and Watermelon Tourmaline Specific Gravity

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