Tourmaline and Cat s Eye Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.85-3.35
3.5-3.8
Fracture
Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)
Not Available
Cleavage
Indistinct
1,1 ; 3,2
Chemical Composition
Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.
BeAl 2 O 4
Tourmaline and Cat s Eye Chemical Formula
While comparing Tourmaline and Cat s Eye 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 Tourmaline and Cat s Eye chemical formula.
- Chemical formula of Tourmaline- Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.
- Chemical formula of Cat s Eye- BeAl 2 O 4
Tourmaline and Cat s Eye Specific Gravity
Another important criteria for qualitative analysis of gemstones is Tourmaline and Cat s Eye Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Tourmaline and Cat s Eye Optical Properties during the identification of gemstone. Specific gravity of Tourmaline is 3.5-3.8 whereas that of Cat s Eye is 3.5-3.8.