Andradite and Akoya pearl Physical Properties

Andradite

Akoya pearl

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.70-4.10Not Available

1 7.18

1.5 Fracture

Conchoidal, Uneven, Conchoidal, Brittle, ConchoidalArthur Thomas, Gemstones (2009)

Not Available

1.6 Cleavage

none

Not Available

1.7 Mohs Hardness

6.5-7Not Available

2 10

1.8 Chemical Composition

Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Not Available

Andradite and Akoya pearl Chemical Formula

While comparing Andradite 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 Andradite and Akoya pearl chemical formula.

Chemical formula of Andradite- Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

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Andradite Vs Aragonite

Andradite Vs Augite

Andradite Vs Astrophyllite

Andradite and Akoya pearl Specific Gravity

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