Staurolite and Lavrovite Physical Properties

Staurolite

Lavrovite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

Brittle

3.7-3.8

Subconchoidal, Conchoidal

Distinct on {010}

7-7.5

(Fe,Mg,Zn) 2Al 9(Si,Al) 4O 22(OH) 2Ulrich Henn and Claudio C.

-9999

None

-9999

NaCa2(Fe2+,Mg)4Si7AlO22(OH)2

Staurolite and Lavrovite Chemical Formula

While comparing Staurolite and Lavrovite 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 Lavrovite chemical formula.

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Staurolite and Lavrovite Specific Gravity

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