Staurolite and Larvikite Physical Properties

Staurolite and Larvikite Chemical Formula

While comparing Staurolite 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 Staurolite and Larvikite chemical formula.

• Chemical formula of Staurolite- (Fe,Mg,Zn) 2Al 9(Si,Al) 4O 22(OH) 2Ulrich Henn and Claudio C.
• Chemical formula of Larvikite- (Na,Ca)2(Fe2+,Mg)3Si3O10

Staurolite and Larvikite Specific Gravity

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