Chrysoberyl and Apophyllite Physical Properties
Tenacity
Brittle
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.69-3.81
2.30-2.50
Fracture
Uneven, Conchoidal to uneven, Brittle, Metallic, Uneven, ConchoidalWalter Schumann, Brittle, Metallic
Uneven, UnevenArthur Thomas, Gemstones (2009)
Cleavage
Distinct on {110}, imperfect on {010}, poor on {001}
Perfect on (001)
Chemical Composition
BeAl 2 O 4
KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.
Chrysoberyl and Apophyllite Chemical Formula
While comparing Chrysoberyl 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 Chrysoberyl and Apophyllite chemical formula.
- Chemical formula of Chrysoberyl- BeAl 2 O 4
- Chemical formula of Apophyllite- KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.
Chrysoberyl and Apophyllite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Chrysoberyl and Apophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrysoberyl and Apophyllite Optical Properties during the identification of gemstone. Specific gravity of Chrysoberyl is 2.30-2.50 whereas that of Apophyllite is 2.30-2.50.