Andradite and Tinaksite Physical Properties

Andradite

Tinaksite

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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

3.70-4.102.82

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

none

Perfect in one direction, indistinct in one direction

1.7 Mohs Hardness

6.5-76

2 10

1.8 Chemical Composition

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

Not Available

Andradite and Tinaksite Chemical Formula

While comparing Andradite and Tinaksite 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 Tinaksite chemical formula.

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

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Andradite and Tinaksite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Andradite and Tinaksite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Andradite and Tinaksite Optical Properties during the identification of gemstone. Specific gravity of Andradite is 2.82 whereas that of Tinaksite is 2.82.