Riesling Beryl and Apophyllite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.66-2.86
2.30-2.50
Fracture
ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)
Uneven, UnevenArthur Thomas, Gemstones (2009)
Cleavage
Not Available
Perfect on (001)
Mohs Hardness
7.5-8
4.5-5
Chemical Composition
Al 2Be 3Si 6O 18Martin H.
KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.
Riesling Beryl and Apophyllite Chemical Formula
While comparing Riesling Beryl 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 Riesling Beryl and Apophyllite chemical formula.
- Chemical formula of Riesling Beryl- Al 2Be 3Si 6O 18Martin H.
- Chemical formula of Apophyllite- KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.
Riesling Beryl and Apophyllite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Riesling Beryl and Apophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Riesling Beryl and Apophyllite Optical Properties during the identification of gemstone. Specific gravity of Riesling Beryl is 2.30-2.50 whereas that of Apophyllite is 2.30-2.50.