Esperite and Erythrite Physical Properties

Esperite

Erythrite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

4.28-4.42

Conchoidal

Distinct on [010] and [100] poor on [101]

5-5.5

PbCa 3Zn 4(SiO 4) 4Anthony et al , Handbook of mineralogy (2001)

Sectile

3.06

Sectile

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

-9999

Co3(AsO4)2•8(H2O)

Esperite and Erythrite Chemical Formula

While comparing Esperite 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 Esperite and Erythrite chemical formula.

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Esperite and Erythrite Specific Gravity

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