Epidote and Apophyllite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.25-3.50
2.30-2.50
Fracture
Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references, Fibrous
Uneven, UnevenArthur Thomas, Gemstones (2009)
Cleavage
{001} perfect and {100} imperfect
Perfect on (001)
Chemical Composition
CaAl 2(Fe3+ ,Al)Si 3O 12(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.
Epidote and Apophyllite Chemical Formula
While comparing Epidote and Apophyllite 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 Epidote and Apophyllite chemical formula.
- Chemical formula of Epidote- CaAl 2(Fe3+ ,Al)Si 3O 12(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Apophyllite- KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.
Epidote and Apophyllite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Epidote and Apophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Epidote and Apophyllite Optical Properties during the identification of gemstone. Specific gravity of Epidote is 2.30-2.50 whereas that of Apophyllite is 2.30-2.50.