Anthophyllite and Benitoite Physical Properties
Solubility
-
Insoluble: HCl
Specific Gravity
2.9-3.5
3.61-3.68
Fracture
Conchoidal
Conchoidal
Cleavage
{110} Perfect, {???} Distinct, {???} Distinct
[10 1 1] poor
Mohs Hardness
5.5-6
6-6.5
Chemical Composition
(Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
BaTiSi 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Anthophyllite and Benitoite Chemical Formula
While comparing Anthophyllite and Benitoite 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 Anthophyllite and Benitoite chemical formula.
- Chemical formula of Anthophyllite- (Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
- Chemical formula of Benitoite- BaTiSi 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Anthophyllite and Benitoite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Anthophyllite and Benitoite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Anthophyllite and Benitoite Optical Properties during the identification of gemstone. Specific gravity of Anthophyllite is 3.61-3.68 whereas that of Benitoite is 3.61-3.68.