Transvaal Jade and Andradite Physical Properties

Transvaal Jade

Andradite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.55-3.733.70-4.10

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

Not Available

none

1.7 Mohs Hardness

7-7.56.5-7

2 10

1.8 Chemical Composition

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

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

Transvaal Jade and Andradite Chemical Formula

While comparing Transvaal Jade and Andradite 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 Transvaal Jade and Andradite chemical formula.

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

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Transvaal Jade and Andradite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Transvaal Jade and Andradite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Transvaal Jade and Andradite Optical Properties during the identification of gemstone. Specific gravity of Transvaal Jade is 3.70-4.10 whereas that of Andradite is 3.70-4.10.