Baryte and Legrandite Physical Properties

Baryte

Legrandite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.3-5

3.98-4.04

1.5 Fracture

Irregular/uneven

Conchoidal, UnevenArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

Perfect cleavage parallel to base and prism faces: {001} Perfect, {210} Perfect, {010} Imperfect

Imperfect, poor one {100}

1.7 Mohs Hardness

3-3.5

4.5-5

1.8 Chemical Composition

Not Available

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

Baryte and Legrandite Chemical Formula

While comparing Baryte 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 Baryte and Legrandite chemical formula.

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

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Baryte and Legrandite Specific Gravity

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