Sardonyx and Tugtupite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.55-2.70
2.30-2.60
Fracture
Not Available
Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009)
Cleavage
Not Available
{111} Imperfect
Mohs Hardness
6.5-7
5.5-6
Chemical Composition
SiO 2Ulrich Henn and Claudio C.
Na 4AlBeSi 4O 12ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Sardonyx and Tugtupite Chemical Formula
While comparing Sardonyx and Tugtupite 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 Sardonyx and Tugtupite chemical formula.
- Chemical formula of Sardonyx- SiO 2Ulrich Henn and Claudio C.
- Chemical formula of Tugtupite- Na 4AlBeSi 4O 12ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Sardonyx and Tugtupite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Sardonyx and Tugtupite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sardonyx and Tugtupite Optical Properties during the identification of gemstone. Specific gravity of Sardonyx is 2.30-2.60 whereas that of Tugtupite is 2.30-2.60.