Chlorastrolite and Larvikite Physical Properties

Chlorastrolite and Larvikite Chemical Formula

While comparing Chlorastrolite and Larvikite 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 Chlorastrolite and Larvikite chemical formula.

• Chemical formula of Chlorastrolite- Ca 2(Mg,Fe)Al 2(SiO 4)(Si 2O 7)(OH) 2 · H 2O)Arthur Thomas , Gemstones (2009)
• Chemical formula of Larvikite- (Na,Ca)2(Fe2+,Mg)3Si3O10

Chlorastrolite and Larvikite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chlorastrolite and Larvikite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chlorastrolite and Larvikite Optical Properties during the identification of gemstone. Specific gravity of Chlorastrolite is 2.59 whereas that of Larvikite is 2.59.