Erythrite and Chrysoberyl Physical Properties

Erythrite

Chrysoberyl

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1 Physical Properties

1.1 Tenacity

Sectile

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.06

3.69-3.81

1.5 Fracture

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

Uneven, Conchoidal to uneven, Brittle, Metallic, Uneven, ConchoidalWalter Schumann, Brittle, Metallic

1.6 Cleavage

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

Distinct on {110}, imperfect on {010}, poor on {001}

1.7 Mohs Hardness

Not Available

8.5

1.8 Chemical Composition

Co3(AsO4)2•8(H2O)

BeAl ₂ O ₄

Erythrite and Chrysoberyl Chemical Formula

While comparing Erythrite and Chrysoberyl 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 Chrysoberyl chemical formula.

Chemical formula of Erythrite- Co3(AsO4)2•8(H2O)
Chemical formula of Chrysoberyl- BeAl ₂ O ₄

Compare Red Gemstones

Erythrite Vs Richterite

Erythrite Vs Stolzite

Erythrite Vs Polyhalite

Erythrite and Chrysoberyl Specific Gravity

Another important criteria for qualitative analysis of gemstones is Erythrite and Chrysoberyl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Erythrite and Chrysoberyl Optical Properties during the identification of gemstone. Specific gravity of Erythrite is 3.69-3.81 whereas that of Chrysoberyl is 3.69-3.81.

Red Gemstones

Kainite

Langbeinite

Nickeline

Phlogopite

Polyhalite

Richterite