Pumpellyite and Grossular Garnet Physical Properties

Pumpellyite and Grossular Garnet Chemical Formula

While comparing Pumpellyite and Grossular Garnet 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 Pumpellyite and Grossular Garnet 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.
• Chemical formula of Grossular Garnet- Ca₃Al₂Si₃O₁₂

Pumpellyite and Grossular Garnet Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pumpellyite and Grossular Garnet Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pumpellyite and Grossular Garnet Optical Properties during the identification of gemstone. Specific gravity of Pumpellyite is 3.6 whereas that of Grossular Garnet is 3.6.