Halite and Gahnospinel Physical Properties

Halite

Gahnospinel

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Water-soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.173.65-4.55

1 7.18

1.5 Fracture

Conchoidal, Brittle, Metallic

ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Perfect {001}, three directions cubic

None, but may exhibit slight parting

1.7 Mohs Hardness

2.0-2.57.5-8

2 10

1.8 Chemical Composition

NaCl

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

Halite and Gahnospinel Chemical Formula

While comparing Halite 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 Halite and Gahnospinel chemical formula.

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

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Halite and Gahnospinel Specific Gravity

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