Almandine and Calcite Satin Spar Physical Properties

Almandine

Calcite Satin Spar

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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

3.95-4.302.67-2.73

1 7.18

1.5 Fracture

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

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

none

Not Available

1.7 Mohs Hardness

7-7.5Not Available

2 10

1.8 Chemical Composition

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

CaCO 3Ulrich Henn and Claudio C.

Almandine and Calcite Satin Spar Chemical Formula

While comparing Almandine and Calcite Satin Spar 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 Almandine and Calcite Satin Spar chemical formula.

Chemical formula of Almandine- Fe 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Chemical formula of Calcite Satin Spar- CaCO 3Ulrich Henn and Claudio C.

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Almandine and Calcite Satin Spar Specific Gravity

Another important criteria for qualitative analysis of gemstones is Almandine and Calcite Satin Spar Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Almandine and Calcite Satin Spar Optical Properties during the identification of gemstone. Specific gravity of Almandine is 2.67-2.73 whereas that of Calcite Satin Spar is 2.67-2.73.