Wood Opal and Uvite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
1.98-2.50
2.97-3.14
Fracture
Not Available
Uneven, Conchoidal, Brittle
Cleavage
Not Available
{1011} Indistinct
Mohs Hardness
5.5-6.5
Not Available
Chemical Composition
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
Ca(Mg 3)MgAl 5(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Wood Opal and Uvite Chemical Formula
While comparing Wood Opal and Uvite 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 Wood Opal and Uvite chemical formula.
- Chemical formula of Wood Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
- Chemical formula of Uvite- Ca(Mg 3)MgAl 5(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Wood Opal and Uvite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Wood Opal and Uvite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Wood Opal and Uvite Optical Properties during the identification of gemstone. Specific gravity of Wood Opal is 2.97-3.14 whereas that of Uvite is 2.97-3.14.