Faustite and Charlesite Physical Properties

Faustite and Charlesite Chemical Formula

While comparing Faustite and Charlesite 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 Faustite and Charlesite chemical formula.

• Chemical formula of Faustite- (Zn,Cu)Al 6(PO 4) 4(OH) 8 · 4H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)
• Chemical formula of Charlesite- Ca6(Al,Si)2(SO4)2B(OH)4(OH,O)12•26(H2O)

Faustite and Charlesite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Faustite and Charlesite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Faustite and Charlesite Optical Properties during the identification of gemstone. Specific gravity of Faustite is 1.79 whereas that of Charlesite is 1.79.