Erythrite and Boleite Physical Properties

Erythrite

Boleite

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1 Physical Properties

1.1 Tenacity

Sectile

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.065.05

1 7.18

1.5 Fracture

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

Uneven, UnevenArthur Thomas, Gemstones (2009)

1.6 Cleavage

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

[001] perfect

1.7 Mohs Hardness

Not Available3-3.5

2 10

1.8 Chemical Composition

Co3(AsO4)2•8(H2O)

Pb 26Ag 10Cu 24Cl 62(OH) 48 · 3H 2OWalter Schumann , Gemstones of the world (2001) More from other references

Erythrite and Boleite Chemical Formula

While comparing Erythrite and Boleite 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 Erythrite and Boleite chemical formula.

Chemical formula of Erythrite- Co3(AsO4)2•8(H2O)
Chemical formula of Boleite- Pb 26Ag 10Cu 24Cl 62(OH) 48 · 3H 2OWalter Schumann , Gemstones of the world (2001) More from other references

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Erythrite and Boleite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Erythrite and Boleite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Erythrite and Boleite Optical Properties during the identification of gemstone. Specific gravity of Erythrite is 5.05 whereas that of Boleite is 5.05.