Scheelite and Astrophyllite Physical Properties
Specific Gravity
5.9-6.3
3.2-3.4
Fracture
Conchoidal, Uneven
Uneven
Cleavage
On {101}, distinct; on {112}, interrupted; on {001}, indistinct
Perfect on [001] imperfect on [100]
Chemical Composition
CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(K,Na) 3(Fe2+ ,Mn) 7Ti 2Si 8O 24(O,OH) 7Anthony et al , Handbook of mineralogy (2001)
Scheelite and Astrophyllite Chemical Formula
While comparing Scheelite and Astrophyllite 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 Astrophyllite chemical formula.
- Chemical formula of Scheelite- CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Astrophyllite- (K,Na) 3(Fe2+ ,Mn) 7Ti 2Si 8O 24(O,OH) 7Anthony et al , Handbook of mineralogy (2001)
Scheelite and Astrophyllite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Scheelite and Astrophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Scheelite and Astrophyllite Optical Properties during the identification of gemstone. Specific gravity of Scheelite is 3.2-3.4 whereas that of Astrophyllite is 3.2-3.4.