Legrandite and Scheelite Physical Properties
Specific Gravity
3.98-4.04
5.9-6.3
Fracture
Conchoidal
Conchoidal, Uneven
Cleavage
Imperfect, poor one {100}
On {101}, distinct; on {112}, interrupted; on {001}, indistinct
Mohs Hardness
4.5-5
4.5-5
Chemical Composition
Zn 2(AsO 4)(OH) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Legrandite and Scheelite Chemical Formula
While comparing Legrandite 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 Legrandite and Scheelite chemical formula.
- Chemical formula of Legrandite- Zn 2(AsO 4)(OH) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Scheelite- CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Legrandite and Scheelite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Legrandite and Scheelite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Legrandite and Scheelite Optical Properties during the identification of gemstone. Specific gravity of Legrandite is 5.9-6.3 whereas that of Scheelite is 5.9-6.3.