Creedite and Augelite Physical Properties

Creedite and Augelite Chemical Formula

While comparing Creedite and Augelite 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 Creedite and Augelite chemical formula.

• Chemical formula of Creedite- Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.
• Chemical formula of Augelite- Al 2(PO 4)(OH) 3Michael O’Donoghue , Gems, Sixth Edition (2006)

Creedite and Augelite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Creedite and Augelite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Creedite and Augelite Optical Properties during the identification of gemstone. Specific gravity of Creedite is 2.70-2.75 whereas that of Augelite is 2.70-2.75.