Rutile and Watermelon Tourmaline Physical Properties
Tenacity
Not Available
Not Available
Solubility
Insoluble in acids
Not Available
Durability
Not Available
Not Available
Specific Gravity
4.20-4.30
2.90-3.40
Fracture
Uneven, ConchoidalArthur Thomas, Gemstones (2009)
Uneven, Conchoidal, Uneven, Irregular, Conchoidal, Management Team (2012)
Cleavage
{110} good, 100 moderate, parting on {092} and {011}
Not Available
Mohs Hardness
6-6.5
7-7.5
Chemical Composition
TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)
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.
Rutile and Watermelon Tourmaline Chemical Formula
While comparing Rutile 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 Rutile and Watermelon Tourmaline chemical formula.
- Chemical formula of Rutile- TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)
- 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.
Rutile and Watermelon Tourmaline Specific Gravity
Another important criteria for qualitative analysis of gemstones is Rutile and Watermelon Tourmaline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rutile and Watermelon Tourmaline Optical Properties during the identification of gemstone. Specific gravity of Rutile is 2.90-3.40 whereas that of Watermelon Tourmaline is 2.90-3.40.