Agate Opal and Villiaumite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
1.98-2.50
  
2.79
  
Fracture
Conchoidal, Conchoidal, Gemstones of the world (2001)
  
Brittle, Metallic
  
Cleavage
Not Available
  
{100} Perfect, {010} Perfect, {001} Perfect
  
Mohs Hardness
5.5-6.5
  
2
  
Chemical Composition
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
  
NaFUlrich Henn and Claudio C.
  
Agate Opal and Villiaumite Chemical Formula
While comparing Agate Opal and Villiaumite 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 Agate Opal and Villiaumite chemical formula.
- Chemical formula of Agate Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
- Chemical formula of Villiaumite- NaFUlrich Henn and Claudio C.
Agate Opal and Villiaumite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Agate Opal and Villiaumite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Agate Opal and Villiaumite Optical Properties during the identification of gemstone. Specific gravity of Agate Opal is 2.79 whereas that of Villiaumite is 2.79.