Phosphophyllite and Cat s Eye Physical Properties

Phosphophyllite and Cat s Eye Chemical Formula

While comparing Phosphophyllite 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 Phosphophyllite and Cat s Eye chemical formula.

• Chemical formula of Phosphophyllite- Zn 2(Fe2+ ,Mn2+ )(PO 4) 2 · 4H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
• Chemical formula of Cat s Eye- BeAl ₂ O ₄

Phosphophyllite and Cat s Eye Specific Gravity

Another important criteria for qualitative analysis of gemstones is Phosphophyllite and Cat s Eye Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Phosphophyllite and Cat s Eye Optical Properties during the identification of gemstone. Specific gravity of Phosphophyllite is 3.5-3.8 whereas that of Cat s Eye is 3.5-3.8.