Rubellite and Akoya pearl Physical Properties

Rubellite

Akoya pearl

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.01-3.06Not Available

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

Not Available

1.6 Cleavage

Not Available

1.7 Mohs Hardness

7-7.5Not Available

2 10

1.8 Chemical Composition

Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.

Not Available

Rubellite and Akoya pearl Chemical Formula

While comparing Rubellite 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 Rubellite and Akoya pearl chemical formula.

Chemical formula of Rubellite- Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.

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Rubellite and Akoya pearl Specific Gravity

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