Smithsonite and Scheelite Physical Properties
Specific Gravity
4.00-4.65
5.9-6.3
Fracture
Uneven, Sub-Conchoidal
Conchoidal, Uneven
Cleavage
Perfect on [1011]
On {101}, distinct; on {112}, interrupted; on {001}, indistinct
Mohs Hardness
5-5.5
4.5-5
Chemical Composition
ZnCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Smithsonite and Scheelite Chemical Formula
While comparing Smithsonite and Scheelite 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 Smithsonite and Scheelite chemical formula.
- Chemical formula of Smithsonite- ZnCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Scheelite- CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Smithsonite and Scheelite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Smithsonite and Scheelite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Smithsonite and Scheelite Optical Properties during the identification of gemstone. Specific gravity of Smithsonite is 5.9-6.3 whereas that of Scheelite is 5.9-6.3.