Scheelite and Sugilite Physical Properties
Specific Gravity
5.9-6.3
2.69-2.79
Fracture
Conchoidal, Uneven
Conchoidal
Cleavage
On {101}, distinct; on {112}, interrupted; on {001}, indistinct
Poor on {0001}
Mohs Hardness
4.5-5
5.5-6.5
Chemical Composition
CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Scheelite and Sugilite Chemical Formula
While comparing Scheelite and Sugilite 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 Scheelite and Sugilite chemical formula.
- Chemical formula of Scheelite- CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Sugilite- KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Scheelite and Sugilite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Scheelite and Sugilite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Scheelite and Sugilite Optical Properties during the identification of gemstone. Specific gravity of Scheelite is 2.69-2.79 whereas that of Sugilite is 2.69-2.79.