Astrophyllite and Flint Physical Properties

Astrophyllite and Flint Chemical Formula

While comparing Astrophyllite and Flint 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 Astrophyllite and Flint chemical formula.

• Chemical formula of Astrophyllite- (K,Na) 3(Fe2+ ,Mn) 7Ti 2Si 8O 24(O,OH) 7Anthony et al , Handbook of mineralogy (2001)
• Chemical formula of Flint- SiO2

Astrophyllite and Flint Specific Gravity

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