Legrandite and Hauyne Physical Properties

Legrandite

Hauyne

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

Gelatinises in acids

1.3 Durability

Not Available

1.4 Specific Gravity

3.98-4.042.4-2.5

1 7.18

1.5 Fracture

Conchoidal, UnevenArthur Thomas, Gemstones (2009), Brittle

Uneven, Conchoidal, Brittle

1.6 Cleavage

Imperfect, poor one {100}

Distinct on {110}

1.7 Mohs Hardness

4.5-55-6

2 10

1.8 Chemical Composition

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

(Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2

Legrandite and Hauyne Chemical Formula

While comparing Legrandite and Hauyne 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 Hauyne 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 Hauyne- (Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2

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Legrandite and Hauyne Specific Gravity

Another important criteria for qualitative analysis of gemstones is Legrandite and Hauyne Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Legrandite and Hauyne Optical Properties during the identification of gemstone. Specific gravity of Legrandite is 2.4-2.5 whereas that of Hauyne is 2.4-2.5.