Fibrolite and Goethite Physical Properties

Fibrolite and Goethite Chemical Formula

While comparing Fibrolite and Goethite 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 Fibrolite and Goethite chemical formula.

• Chemical formula of Fibrolite- Al 2SiO 5Arthur Thomas , Gemstones (2009)
• Chemical formula of Goethite- FeO(OH)Arthur Thomas , Gemstones (2009)

Fibrolite and Goethite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fibrolite and Goethite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fibrolite and Goethite Optical Properties during the identification of gemstone. Specific gravity of Fibrolite is 4.27-4.29 whereas that of Goethite is 4.27-4.29.