Simpsonite and Atacamite Physical Properties

Simpsonite and Atacamite Chemical Formula

While comparing Simpsonite and Atacamite 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 Simpsonite and Atacamite chemical formula.

• Chemical formula of Simpsonite- Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.
• Chemical formula of Atacamite- Cu2Cl(OH)3

Simpsonite and Atacamite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Simpsonite and Atacamite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Simpsonite and Atacamite Optical Properties during the identification of gemstone. Specific gravity of Simpsonite is 3.745-3.776 whereas that of Atacamite is 3.745-3.776.