Nuummite and Gahnospinel Physical Properties

Nuummite

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

3.18-3.373.65-4.55

1 7.18

1.5 Fracture

Conchoidal

ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Perfect on 210

None, but may exhibit slight parting

1.7 Mohs Hardness

5.5-67.5-8

2 10

1.8 Chemical Composition

Not Available

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

Nuummite and Gahnospinel Chemical Formula

While comparing Nuummite 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 Nuummite and Gahnospinel chemical formula.

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

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Nuummite and Gahnospinel Specific Gravity

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