Tinaksite and Andradite Physical Properties

Tinaksite

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

2.823.70-4.10

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Perfect in one direction, indistinct in one direction

none

1.7 Mohs Hardness

66.5-7

2 10

1.8 Chemical Composition

Not Available

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

Tinaksite and Andradite Chemical Formula

While comparing Tinaksite 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 Tinaksite and Andradite chemical formula.

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

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Tinaksite and Andradite Specific Gravity

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