Sogdianite and Dumortierite Physical Properties

Sogdianite

Dumortierite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.77-2.903.26-3.41

1 7.18

1.5 Fracture

Not Available

Fibrous, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references

1.6 Cleavage

{0001} Perfect

Distinct on {100}, poor on {110}; parting on {001}

1.7 Mohs Hardness

77-8.5

2 10

1.8 Chemical Composition

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

AlAl₆O₃BSi₃O₁₈

Sogdianite and Dumortierite Chemical Formula

While comparing Sogdianite and Dumortierite 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 Dumortierite chemical formula.

Chemical formula of Sogdianite- (K,Na) 2(Li,Fe) 3(Zr,Ti,Fe)Si 12O 30Ulrich Henn and Claudio C.
Chemical formula of Dumortierite- AlAl₆O₃BSi₃O₁₈

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Sogdianite and Dumortierite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sogdianite and Dumortierite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sogdianite and Dumortierite Optical Properties during the identification of gemstone. Specific gravity of Sogdianite is 3.26-3.41 whereas that of Dumortierite is 3.26-3.41.