Bornite and Watermelon Tourmaline Physical Properties
Tenacity
Brittle
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
5.06-5.08
2.90-3.40
Fracture
Uneven, Subconchoidal, Conchoidal, Brittle
Uneven, Conchoidal, Uneven, Irregular, Conchoidal, Management Team (2012)
Cleavage
Poor on [111].
Not Available
Mohs Hardness
3-3.25
7-7.5
Chemical Composition
Cu5FeS4
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.
Bornite and Watermelon Tourmaline Chemical Formula
While comparing Bornite 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 Bornite and Watermelon Tourmaline chemical formula.
- Chemical formula of Bornite- Cu5FeS4
- 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.
Bornite and Watermelon Tourmaline Specific Gravity
Another important criteria for qualitative analysis of gemstones is Bornite and Watermelon Tourmaline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bornite and Watermelon Tourmaline Optical Properties during the identification of gemstone. Specific gravity of Bornite is 2.90-3.40 whereas that of Watermelon Tourmaline is 2.90-3.40.