Fire Opal and Spodumene Physical Properties
Tenacity
Not Available
Brittle
Solubility
Not Available
insoluble
Durability
Not Available
Not Available
Specific Gravity
1.97-2.22
3.15-3.21
Fracture
Conchoidal, Conchoidal, Gemstones of the world (2001)
Uneven, Subconchoidal, Gemstones (2009)
Cleavage
Not Available
Perfect prismatic, two directions {110} ∧ {1 1 0} at 87°
Chemical Composition
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001) More from other references
LiAlSi2O6
Fire Opal and Spodumene Chemical Formula
While comparing Fire Opal and Spodumene 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 Fire Opal and Spodumene chemical formula.
- Chemical formula of Fire Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001) More from other references
- Chemical formula of Spodumene- LiAlSi2O6
Fire Opal and Spodumene Specific Gravity
Another important criteria for qualitative analysis of gemstones is Fire Opal and Spodumene Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fire Opal and Spodumene Optical Properties during the identification of gemstone. Specific gravity of Fire Opal is 3.15-3.21 whereas that of Spodumene is 3.15-3.21.