Amazonite and Rock Crystal Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.55-2.57
2.65
Fracture
Uneven, Uneven, Gems, Sixth Edition (2006)
ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)
Cleavage
2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal
Not Available
Chemical Composition
KAlSi3O8
SiO 2Walter Schumann , Gemstones of the world (2001)
Amazonite and Rock Crystal Chemical Formula
While comparing Amazonite and Rock Crystal 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 Amazonite and Rock Crystal chemical formula.
- Chemical formula of Amazonite- KAlSi3O8
- Chemical formula of Rock Crystal- SiO 2Walter Schumann , Gemstones of the world (2001)
Amazonite and Rock Crystal Specific Gravity
Another important criteria for qualitative analysis of gemstones is Amazonite and Rock Crystal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amazonite and Rock Crystal Optical Properties during the identification of gemstone. Specific gravity of Amazonite is 2.65 whereas that of Rock Crystal is 2.65.