Ajoite and Erythrite Physical Properties

Ajoite

Erythrite

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1 Physical Properties

1.1 Tenacity

Not Available

Sectile

1.2 Solubility

Decomposed by acids

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.963.06

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Perfect on {010}

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

1.7 Mohs Hardness

5Not Available

2 10

1.8 Chemical Composition

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

Co3(AsO4)2•8(H2O)

Ajoite and Erythrite Chemical Formula

While comparing Ajoite 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 Ajoite and Erythrite chemical formula.

Chemical formula of Ajoite- (K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)
Chemical formula of Erythrite- Co3(AsO4)2•8(H2O)

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Ajoite and Erythrite Specific Gravity

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