Almandine Garnet and Gahnospinel Physical Properties

Almandine Garnet

Gahnospinel

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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

4.33.65-4.55

1 7.18

1.5 Fracture

Not Available

ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

None.

None, but may exhibit slight parting

1.7 Mohs Hardness

7.5-8.57.5-8

2 10

1.8 Chemical Composition

Fe₃Al₂Si₃O₁₂

(Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)

Almandine Garnet and Gahnospinel Chemical Formula

While comparing Almandine Garnet and Gahnospinel 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 Garnet and Gahnospinel chemical formula.

Chemical formula of Almandine Garnet- Fe₃Al₂Si₃O₁₂
Chemical formula of Gahnospinel- (Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)

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Almandine Garnet and Gahnospinel Specific Gravity

Another important criteria for qualitative analysis of gemstones is Almandine Garnet and Gahnospinel Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Almandine Garnet and Gahnospinel Optical Properties during the identification of gemstone. Specific gravity of Almandine Garnet is 3.65-4.55 whereas that of Gahnospinel is 3.65-4.55.