Falcons Eye and Esperite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.58-2.64
4.28-4.42
Fracture
Gemstones of the world (2001)
Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Metallic
Cleavage
Not Available
Distinct on [010] and [100] poor on [101]
Chemical Composition
SiO 2Walter Schumann , Gemstones of the world (2001)
PbCa 3Zn 4(SiO 4) 4Anthony et al , Handbook of mineralogy (2001)
Falcons Eye and Esperite Chemical Formula
While comparing Falcons Eye and Esperite 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 Falcons Eye and Esperite chemical formula.
- Chemical formula of Falcons Eye- SiO 2Walter Schumann , Gemstones of the world (2001)
- Chemical formula of Esperite- PbCa 3Zn 4(SiO 4) 4Anthony et al , Handbook of mineralogy (2001)
Falcons Eye and Esperite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Falcons Eye and Esperite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Falcons Eye and Esperite Optical Properties during the identification of gemstone. Specific gravity of Falcons Eye is 4.28-4.42 whereas that of Esperite is 4.28-4.42.