Povondraite and Ajoite Physical Properties

Povondraite

Ajoite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Decomposed by acids

1.3 Durability

Not Available

1.4 Specific Gravity

3.262.96

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001)

Not Available

1.6 Cleavage

None

Perfect on {010}

1.7 Mohs Hardness

Not Available5

2 10

1.8 Chemical Composition

NaFe3+3Fe3+6(BO 3) 3Si 6O 18(O,OH) 4Anthony et al , Handbook of Mineralogy (2001)

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

Povondraite and Ajoite Chemical Formula

While comparing Povondraite and Ajoite 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 Povondraite and Ajoite chemical formula.

Chemical formula of Povondraite- NaFe3+3Fe3+6(BO 3) 3Si 6O 18(O,OH) 4Anthony et al , Handbook of Mineralogy (2001)
Chemical formula of Ajoite- (K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

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Povondraite and Ajoite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Povondraite and Ajoite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Povondraite and Ajoite Optical Properties during the identification of gemstone. Specific gravity of Povondraite is 2.96 whereas that of Ajoite is 2.96.