Rhyolite and Pumpellyite Physical Properties

Rhyolite and Pumpellyite Chemical Formula

While comparing Rhyolite and Pumpellyite 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 Rhyolite and Pumpellyite chemical formula.

>
• Chemical formula of Pumpellyite- Ca 2(Mg,Fe,Mn,Al) 2(SiO 4)(Si 2O 7)(OH) 2 · H 2OUlrich Henn and Claudio C.

Rhyolite and Pumpellyite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rhyolite and Pumpellyite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rhyolite and Pumpellyite Optical Properties during the identification of gemstone. Specific gravity of Rhyolite is 3.20-3.30 whereas that of Pumpellyite is 3.20-3.30.