Ajoite and Nephrite Physical Properties

Ajoite

Nephrite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Decomposed by acids

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.962.90-3.10

1 7.18

1.5 Fracture

Not Available

Splintery, Granular, Splintery, Granular, Gemstones (2009)

1.6 Cleavage

Perfect on {010}

Not Available

1.7 Mohs Hardness

56-6.5

2 10

1.8 Chemical Composition

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

Ca 2(Mg,Fe) 5(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references

Ajoite and Nephrite Chemical Formula

While comparing Ajoite and Nephrite 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 Nephrite chemical formula.

Chemical formula of Ajoite- (K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)
Chemical formula of Nephrite- Ca 2(Mg,Fe) 5(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references

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Ajoite and Nephrite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ajoite and Nephrite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ajoite and Nephrite Optical Properties during the identification of gemstone. Specific gravity of Ajoite is 2.90-3.10 whereas that of Nephrite is 2.90-3.10.