Prismatine and Almandine Physical Properties

Prismatine

Almandine

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.34

3.95-4.30

1.5 Fracture

Not Available

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

1.6 Cleavage

{110} Perfect

none

1.7 Mohs Hardness

Not Available

7-7.5

1.8 Chemical Composition

Not Available

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

Prismatine and Almandine Chemical Formula

While comparing Prismatine and Almandine 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 Prismatine and Almandine chemical formula.

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

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Prismatine and Almandine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Prismatine and Almandine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Prismatine and Almandine Optical Properties during the identification of gemstone. Specific gravity of Prismatine is 3.95-4.30 whereas that of Almandine is 3.95-4.30.