Hematite and Arfvedsonite Physical Properties

Hematite and Arfvedsonite Chemical Formula

While comparing Hematite and Arfvedsonite 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 Hematite and Arfvedsonite chemical formula.

• Chemical formula of Hematite- Fe 2O 3Arthur Thomas , Gemstones (2009)
• Chemical formula of Arfvedsonite- NaNa2(Fe++4Fe+++)Si8O22(OH)2

Hematite and Arfvedsonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hematite and Arfvedsonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hematite and Arfvedsonite Optical Properties during the identification of gemstone. Specific gravity of Hematite is 3.3-3.5 whereas that of Arfvedsonite is 3.3-3.5.