Idocrase and Demantoid Physical Properties

Idocrase and Demantoid Chemical Formula

While comparing Idocrase and Demantoid 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 Idocrase and Demantoid chemical formula.

• Chemical formula of Idocrase- Ca10(Mg,Fe)2(Si2O7)2(SiO4)2O(OH)2
• Chemical formula of Demantoid- Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.

Idocrase and Demantoid Specific Gravity

Another important criteria for qualitative analysis of gemstones is Idocrase and Demantoid Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Idocrase and Demantoid Optical Properties during the identification of gemstone. Specific gravity of Idocrase is 3.77-3.95 whereas that of Demantoid is 3.77-3.95.