Aegirine and Andalusite Physical Properties

Aegirine

Andalusite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

Brittle

3.50-3.60

Uneven

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

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

3.05-3.21

Uneven, Subconchoidal, Splintery

Good on {110}, poor on {100}

7.5

Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

Aegirine and Andalusite Chemical Formula

While comparing Aegirine and Andalusite 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 Andalusite chemical formula.

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Aegirine and Andalusite Specific Gravity

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