Astrophyllite and Moss Agate Physical Properties

Astrophyllite and Moss Agate Chemical Formula

While comparing Astrophyllite and Moss Agate 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 Moss Agate 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 Moss Agate- SiO 2Walter Schumann , Gemstones of the world (2001)

Astrophyllite and Moss Agate Specific Gravity

Another important criteria for qualitative analysis of gemstones is Astrophyllite and Moss Agate Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Astrophyllite and Moss Agate Optical Properties during the identification of gemstone. Specific gravity of Astrophyllite is 2.58-2.64 whereas that of Moss Agate is 2.58-2.64.