Kurnakovite and Andradite Physical Properties

Kurnakovite

Andradite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

1.847-1.8523.70-4.10

1 7.18

1.5 Fracture

Brittle, Conchoidal

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

1.6 Cleavage

Poor to indistinct on {010}

none

1.7 Mohs Hardness

2-36.5-7

2 10

1.8 Chemical Composition

Not Available

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

Kurnakovite and Andradite Chemical Formula

While comparing Kurnakovite 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 Kurnakovite and Andradite chemical formula.

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

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Kurnakovite and Andradite Specific Gravity

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