Clinozoisite and Erythrite Physical Properties

Clinozoisite

Erythrite

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1 Physical Properties

1.1 Tenacity

Brittle

Sectile

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.21-3.383.06

1 7.18

1.5 Fracture

Irregular/uneven, Uneven

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

1.6 Cleavage

Perfect on {001}

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

1.7 Mohs Hardness

6-7Not Available

2 10

1.8 Chemical Composition

Ca 2Al 3(SiO 4) 3(OH)Walter Schumann , Gemstones of the world (2001) More from other references

Co3(AsO4)2•8(H2O)

Clinozoisite and Erythrite Chemical Formula

While comparing Clinozoisite 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 Clinozoisite and Erythrite chemical formula.

Chemical formula of Clinozoisite- Ca 2Al 3(SiO 4) 3(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Erythrite- Co3(AsO4)2•8(H2O)

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Clinozoisite and Erythrite Specific Gravity

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