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Grossular Garnet
Grossular Garnet

Spinel
Spinel



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Grossular Garnet
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Spinel

Grossular Garnet and Spinel Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
none
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.6
3.64-3.66
1.5 Fracture
Not Available
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)
1.6 Cleavage
None
None, but may exhibit slight parting
1.7 Mohs Hardness
6.5-7.5
8
1.8 Chemical Composition
Ca3Al2Si3O12
MgAl2O4

Grossular Garnet and Spinel Chemical Formula

While comparing Grossular Garnet and Spinel 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 Grossular Garnet and Spinel chemical formula.

  • Chemical formula of Grossular Garnet- Ca3Al2Si3O12
  • Chemical formula of Spinel- MgAl2O4

Grossular Garnet and Spinel Specific Gravity

Another important criteria for qualitative analysis of gemstones is Grossular Garnet and Spinel Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Grossular Garnet and Spinel Optical Properties during the identification of gemstone. Specific gravity of Grossular Garnet is 3.64-3.66 whereas that of Spinel is 3.64-3.66.