Garnet and Common Opal Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.55-4.33
1.98-2.50
Fracture
Conchoidal, Uneven
Conchoidal, Conchoidal, Gemstones of the world (2001)
Cleavage
Indistinct
Not Available
Mohs Hardness
6.5-7.5
5.5-6.5
Chemical Composition
Garnet is a series of several different minerals with unique chemical formulas.
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
Garnet and Common Opal Chemical Formula
While comparing Garnet and Common Opal 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 Garnet and Common Opal chemical formula.
- Chemical formula of Garnet- Garnet is a series of several different minerals with unique chemical formulas.
- Chemical formula of Common Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
Garnet and Common Opal Specific Gravity
Another important criteria for qualitative analysis of gemstones is Garnet and Common Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Garnet and Common Opal Optical Properties during the identification of gemstone. Specific gravity of Garnet is 1.98-2.50 whereas that of Common Opal is 1.98-2.50.