Papagoite and Legrandite Physical Properties

Papagoite

Legrandite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.253.98-4.04

1 7.18

1.5 Fracture

Brittle, Metallic

Conchoidal, UnevenArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

Imperfect in one direction

Imperfect, poor one {100}

1.7 Mohs Hardness

5-5.54.5-5

2 10

1.8 Chemical Composition

CaCuAlSi 2O 6(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)

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

Papagoite and Legrandite Chemical Formula

While comparing Papagoite 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 Papagoite and Legrandite chemical formula.

Chemical formula of Papagoite- CaCuAlSi 2O 6(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Legrandite- Zn 2(AsO 4)(OH) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Papagoite and Legrandite Specific Gravity

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