Erythrite and Serpentine Physical Properties

Erythrite

Serpentine

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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

3.062.44-2.62

1 7.18

1.5 Fracture

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

Uneven, Uneven, Gemstones of the world (2001) More from other references

1.6 Cleavage

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

Not Available

1.7 Mohs Hardness

Not Available2.5-5.5

2 10

1.8 Chemical Composition

Co3(AsO4)2•8(H2O)

H 4Mg 3Si 2O 9Walter Schumann , Gemstones of the world (2001) More from other references

Erythrite and Serpentine Chemical Formula

While comparing Erythrite and Serpentine 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 Serpentine chemical formula.

Chemical formula of Erythrite- Co3(AsO4)2•8(H2O)
Chemical formula of Serpentine- H 4Mg 3Si 2O 9Walter Schumann , Gemstones of the world (2001) More from other references

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Erythrite and Serpentine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Erythrite and Serpentine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Erythrite and Serpentine Optical Properties during the identification of gemstone. Specific gravity of Erythrite is 2.44-2.62 whereas that of Serpentine is 2.44-2.62.