Apophyllite and Papagoite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.30-2.50
3.25
Fracture
Uneven, UnevenArthur Thomas, Gemstones (2009)
Brittle, Metallic
Cleavage
Perfect on (001)
Imperfect in one direction
Mohs Hardness
4.5-5
5-5.5
Chemical Composition
KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.
CaCuAlSi 2O 6(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)
Apophyllite and Papagoite Chemical Formula
While comparing Apophyllite and Papagoite 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 Apophyllite and Papagoite chemical formula.
- Chemical formula of Apophyllite- KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.
- Chemical formula of Papagoite- CaCuAlSi 2O 6(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)
Apophyllite and Papagoite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Apophyllite and Papagoite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Apophyllite and Papagoite Optical Properties during the identification of gemstone. Specific gravity of Apophyllite is 3.25 whereas that of Papagoite is 3.25.