Ajoite and Cuprite Physical Properties

Ajoite

Cuprite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Decomposed by acids

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.965.85-6.15

1 7.18

1.5 Fracture

Not Available

Conchoidal, Metallic, UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal

1.6 Cleavage

Perfect on {010}

Fair in four directions forming octahedrons

1.7 Mohs Hardness

53.5-4

2 10

1.8 Chemical Composition

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Ajoite and Cuprite Chemical Formula

While comparing Ajoite and Cuprite 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 Cuprite chemical formula.

Chemical formula of Ajoite- (K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)
Chemical formula of Cuprite- Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Ajoite and Cuprite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ajoite and Cuprite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ajoite and Cuprite Optical Properties during the identification of gemstone. Specific gravity of Ajoite is 5.85-6.15 whereas that of Cuprite is 5.85-6.15.