Amethyst and Cerussite Physical Properties
Tenacity
Not Available
Not Available
Solubility
insoluble in common solvents
insoluble
Durability
Not Available
Not Available
Specific Gravity
2.65
6.46-6.57
Fracture
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Conchoidal
Cleavage
Indiscernible
Good [110] and [021]
Chemical Composition
SiO2
PbCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Amethyst and Cerussite Chemical Formula
While comparing Amethyst and Cerussite 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 Amethyst and Cerussite chemical formula.
- Chemical formula of Amethyst- SiO2
- Chemical formula of Cerussite- PbCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Amethyst and Cerussite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Amethyst and Cerussite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amethyst and Cerussite Optical Properties during the identification of gemstone. Specific gravity of Amethyst is 6.46-6.57 whereas that of Cerussite is 6.46-6.57.