Andradite and Ekanite Physical Properties

Andradite

Ekanite

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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

3.70-4.103.28-3.32

1 7.18

1.5 Fracture

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

Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Uneven

1.6 Cleavage

none

{101} Distinct

1.7 Mohs Hardness

6.5-76-6.5

2 10

1.8 Chemical Composition

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

ThCa 2Si 8O 20Walter Schumann , Gemstones of the world (2001) More from other references

Andradite and Ekanite Chemical Formula

While comparing Andradite and Ekanite 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 Ekanite chemical formula.

Chemical formula of Andradite- Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Chemical formula of Ekanite- ThCa 2Si 8O 20Walter Schumann , Gemstones of the world (2001) More from other references

Compare Green Gemstones

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Andradite and Ekanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Andradite and Ekanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Andradite and Ekanite Optical Properties during the identification of gemstone. Specific gravity of Andradite is 3.28-3.32 whereas that of Ekanite is 3.28-3.32.