Onyx and Liddicoatite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.55-2.70
  
3.02
  
Fracture
Not Available
  
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal
  
Cleavage
Indiscernible
  
{0001} Poor
  
Mohs Hardness
6.5-7
  
Not Available
  
Chemical Composition
SiO2
  
Ca(Li 2Al)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
  
Onyx and Liddicoatite Chemical Formula
While comparing Onyx and Liddicoatite 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 Onyx and Liddicoatite chemical formula.
- Chemical formula of Onyx- SiO2
- Chemical formula of Liddicoatite- Ca(Li 2Al)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Onyx and Liddicoatite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Onyx and Liddicoatite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Onyx and Liddicoatite Optical Properties during the identification of gemstone. Specific gravity of Onyx is 3.02 whereas that of Liddicoatite is 3.02.