Legrandite and Aegirine Physical Properties

Legrandite

Aegirine

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.98-4.04

3.50-3.60

1.5 Fracture

Conchoidal, UnevenArthur Thomas, Gemstones (2009), Brittle

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

1.6 Cleavage

Imperfect, poor one {100}

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

1.7 Mohs Hardness

4.5-5

1.8 Chemical Composition

Zn 2(AsO 4)(OH) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Legrandite and Aegirine Chemical Formula

While comparing Legrandite and Aegirine 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 Legrandite and Aegirine chemical formula.

Chemical formula of Legrandite- Zn 2(AsO 4)(OH) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Aegirine- (Na,Fe,Ca)Si 2O 6Ulrich Henn and Claudio C.

Compare Yellow Gemstones

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Legrandite Vs Mimetite

Legrandite and Aegirine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Legrandite and Aegirine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Legrandite and Aegirine Optical Properties during the identification of gemstone. Specific gravity of Legrandite is 3.50-3.60 whereas that of Aegirine is 3.50-3.60.