Sellaite and Heliodor Physical Properties

Sellaite and Heliodor Chemical Formula

While comparing Sellaite and Heliodor 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 Sellaite and Heliodor chemical formula.

• Chemical formula of Sellaite- MgF 2Ulrich Henn and Claudio C.
• Chemical formula of Heliodor- Be₃Al₂Si₆O₁₈

Sellaite and Heliodor Specific Gravity

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