Ettringite and Bloodstone Heliotrope Physical Properties

Ettringite and Bloodstone Heliotrope Chemical Formula

While comparing Ettringite and Bloodstone Heliotrope 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 Ettringite and Bloodstone Heliotrope chemical formula.

• Chemical formula of Ettringite- Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)
• Chemical formula of Bloodstone Heliotrope- SiO 2Arthur Thomas , Gemstones (2009)

Ettringite and Bloodstone Heliotrope Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ettringite and Bloodstone Heliotrope Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ettringite and Bloodstone Heliotrope Optical Properties during the identification of gemstone. Specific gravity of Ettringite is 2.55-2.70 whereas that of Bloodstone Heliotrope is 2.55-2.70.