Sogdianite and Staurolite Physical Properties

Sogdianite

Staurolite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

2.77-2.90

{0001} Perfect

(K,Na) 2(Li,Fe) 3(Zr,Ti,Fe)Si 12O 30Ulrich Henn and Claudio C.

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.

Sogdianite and Staurolite Chemical Formula

While comparing Sogdianite and Staurolite 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 Sogdianite and Staurolite chemical formula.

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Sogdianite and Staurolite Specific Gravity

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