Opal Australia and Watermelon Tourmaline Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
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Not Available
  
Durability
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Not Available
  
Specific Gravity
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2.90-3.40
  
Fracture
Not Available
  
Uneven, Conchoidal, Uneven, Irregular, Conchoidal, Management Team (2012)
  
Cleavage
Not Available
  
Not Available
  
Mohs Hardness
5.5-6.5
  
7-7.5
  
Chemical Composition
Not Available
  
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.
  
Opal Australia and Watermelon Tourmaline Chemical Formula
While comparing Opal Australia 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 Opal Australia and Watermelon Tourmaline 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.
Opal Australia and Watermelon Tourmaline Specific Gravity
Another important criteria for qualitative analysis of gemstones is Opal Australia and Watermelon Tourmaline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Opal Australia and Watermelon Tourmaline Optical Properties during the identification of gemstone. Specific gravity of Opal Australia is 2.90-3.40 whereas that of Watermelon Tourmaline is 2.90-3.40.