Papagoite and Erythrite Physical Properties

Papagoite

Erythrite

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1 Physical Properties

1.1 Tenacity

Not Available

Sectile

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.253.06

1 7.18

1.5 Fracture

Brittle, Metallic

Sectile Curved shavings or scrapings produced by a knife blade, (e.g. graphite).

1.6 Cleavage

Imperfect in one direction

Perfect on {010}; poor on {100} and { 1 02}.

1.7 Mohs Hardness

5-5.5Not Available

2 10

1.8 Chemical Composition

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

Co3(AsO4)2•8(H2O)

Papagoite and Erythrite Chemical Formula

While comparing Papagoite and Erythrite 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 Erythrite chemical formula.

Chemical formula of Papagoite- CaCuAlSi 2O 6(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Erythrite- Co3(AsO4)2•8(H2O)

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Papagoite and Erythrite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Papagoite and Erythrite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Papagoite and Erythrite Optical Properties during the identification of gemstone. Specific gravity of Papagoite is 3.06 whereas that of Erythrite is 3.06.