Andradite and Padparadscha Physical Properties

Andradite

Padparadscha

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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

3.70-4.103.95-4.10

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

6.5-79

2 10

1.8 Chemical Composition

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

Al 2O 3Ulrich Henn and Claudio C.

Andradite and Padparadscha Chemical Formula

While comparing Andradite and Padparadscha 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 Padparadscha chemical formula.

Chemical formula of Andradite- Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Chemical formula of Padparadscha- Al 2O 3Ulrich Henn and Claudio C.

Compare Green Gemstones

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Andradite and Padparadscha Specific Gravity

Another important criteria for qualitative analysis of gemstones is Andradite and Padparadscha Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Andradite and Padparadscha Optical Properties during the identification of gemstone. Specific gravity of Andradite is 3.95-4.10 whereas that of Padparadscha is 3.95-4.10.