Hauyne and Andradite Physical Properties

Hauyne

Andradite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

Brittle

Gelatinises in acids

2.4-2.5

Uneven, Conchoidal

Distinct on {110}

5-6

(Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2

Brittle

3.70-4.10

Conchoidal, Uneven

none

6.5-7

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

Hauyne and Andradite Chemical Formula

While comparing Hauyne 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 Hauyne and Andradite chemical formula.

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Hauyne and Andradite Specific Gravity

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