Bloodstone Heliotrope and Tourmaline Physical Properties

Bloodstone Heliotrope and Tourmaline Chemical Formula

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

• Chemical formula of Bloodstone Heliotrope- SiO 2Arthur Thomas , Gemstones (2009)
• Chemical formula of Tourmaline- Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.

Bloodstone Heliotrope and Tourmaline Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bloodstone Heliotrope and Tourmaline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bloodstone Heliotrope and Tourmaline Optical Properties during the identification of gemstone. Specific gravity of Bloodstone Heliotrope is 2.85-3.35 whereas that of Tourmaline is 2.85-3.35.