Phosphophyllite and Realgar Physical Properties

Phosphophyllite and Realgar Chemical Formula

While comparing Phosphophyllite and Realgar 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 Realgar 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 Realgar- AsSMichael O’Donoghue , Gems, Sixth Edition (2006)

Phosphophyllite and Realgar Specific Gravity

Another important criteria for qualitative analysis of gemstones is Phosphophyllite and Realgar Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Phosphophyllite and Realgar Optical Properties during the identification of gemstone. Specific gravity of Phosphophyllite is 3.56 whereas that of Realgar is 3.56.