Aegirine and Dumortierite Physical Properties

Aegirine

Dumortierite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.50-3.603.26-3.41

1 7.18

1.5 Fracture

Uneven, Brittle, Metallic, Brittle, Metallic, Brittle, Metallic

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

1.6 Cleavage

Good on {110}, (110) ^ (1 1 0) ≈87°; parting on {100}

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

1.7 Mohs Hardness

67-8.5

2 10

1.8 Chemical Composition

(Na,Fe,Ca)Si 2O 6Ulrich Henn and Claudio C.

AlAl₆O₃BSi₃O₁₈

Aegirine and Dumortierite Chemical Formula

While comparing Aegirine 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 Aegirine and Dumortierite chemical formula.

Chemical formula of Aegirine- (Na,Fe,Ca)Si 2O 6Ulrich Henn and Claudio C.
Chemical formula of Dumortierite- AlAl₆O₃BSi₃O₁₈

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Aegirine and Dumortierite Specific Gravity

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