Corundum and Akoya pearl Physical Properties

Corundum

Akoya pearl

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

insoluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.90-4.05Not Available

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Difficult, Fibrous

Not Available

1.6 Cleavage

None – parting in 3 directions

Not Available

1.7 Mohs Hardness

9Not Available

2 10

1.8 Chemical Composition

Al 2O 3Arthur Thomas , Gemstones (2009)

Not Available

Corundum and Akoya pearl Chemical Formula

While comparing Corundum and Akoya pearl 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 Corundum and Akoya pearl chemical formula.

Chemical formula of Corundum- Al 2O 3Arthur Thomas , Gemstones (2009)

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Corundum and Akoya pearl Specific Gravity

Another important criteria for qualitative analysis of gemstones is Corundum and Akoya pearl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Corundum and Akoya pearl Optical Properties during the identification of gemstone. Specific gravity of Corundum is Not Available whereas that of Akoya pearl is Not Available.