Watermelon Tourmaline and Ulexite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.90-3.40
1.65-1.99
Fracture
Uneven, Conchoidal, Uneven, Irregular, Conchoidal, Management Team (2012)
UnevenAnthony et al, Uneven, UnevenAnthony et al, Uneven, Brittle, Metallic
Cleavage
Not Available
{010} Perfect, {110} Perfect
Mohs Hardness
7-7.5
2-2.5
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.
NaCaB 5O 6(OH) 6 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Watermelon Tourmaline and Ulexite Chemical Formula
While comparing Watermelon Tourmaline and Ulexite 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 Ulexite 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 Ulexite- NaCaB 5O 6(OH) 6 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Watermelon Tourmaline and Ulexite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Watermelon Tourmaline and Ulexite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Watermelon Tourmaline and Ulexite Optical Properties during the identification of gemstone. Specific gravity of Watermelon Tourmaline is 1.65-1.99 whereas that of Ulexite is 1.65-1.99.