Anglesite and Legrandite Physical Properties

Anglesite

Legrandite

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Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

6.30-6.393.98-4.04

1 7.18

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Fracture

Conchoidal

Cleavage

[001] good, [210] distinct

Imperfect, poor one {100}

Mohs Hardness

3-3.54.5-5

2 10

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Chemical Composition

PbSO 4Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

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

Anglesite and Legrandite Chemical Formula

While comparing Anglesite and Legrandite 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 Anglesite and Legrandite chemical formula.

Chemical formula of Anglesite- PbSO 4Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
Chemical formula of Legrandite- Zn 2(AsO 4)(OH) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Anglesite and Legrandite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Anglesite and Legrandite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Anglesite and Legrandite Optical Properties during the identification of gemstone. Specific gravity of Anglesite is 3.98-4.04 whereas that of Legrandite is 3.98-4.04.