Wood Opal and Labradorite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
1.98-2.50
2.69-2.72
Fracture
Not Available
Uneven, Conchoidal, Gems, Sixth Edition (2006)
Cleavage
Not Available
Perfect on {001}, less perfect on {010}, intersecting at near 90°; distinct on {110}
Mohs Hardness
5.5-6.5
6-6.5
Chemical Composition
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
(Na,Ca)1-2Si3-2O8
Wood Opal and Labradorite Chemical Formula
While comparing Wood Opal and Labradorite 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 Labradorite chemical formula.
- Chemical formula of Wood Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
- Chemical formula of Labradorite- (Na,Ca)1-2Si3-2O8
Wood Opal and Labradorite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Wood Opal and Labradorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Wood Opal and Labradorite Optical Properties during the identification of gemstone. Specific gravity of Wood Opal is 2.69-2.72 whereas that of Labradorite is 2.69-2.72.