Legrandite and Axinite Physical Properties

Legrandite

Axinite

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Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

3.98-4.043.26-3.36

1 7.18

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Fracture

Conchoidal

Cleavage

Imperfect, poor one {100}

Good on {100}

Mohs Hardness

4.5-56.5-7

2 10

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Chemical Composition

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

(Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(OH)Walter Schumann , Gemstones of the world (2001) More from other references

Legrandite and Axinite Chemical Formula

While comparing Legrandite and Axinite 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 Axinite 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 Axinite- (Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(OH)Walter Schumann , Gemstones of the world (2001) More from other references

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Legrandite and Axinite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Legrandite and Axinite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Legrandite and Axinite Optical Properties during the identification of gemstone. Specific gravity of Legrandite is 3.26-3.36 whereas that of Axinite is 3.26-3.36.