Gahnospinel and Nuummite Physical Properties

Gahnospinel

Nuummite

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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

3.65-4.553.18-3.37

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009)

Conchoidal

1.6 Cleavage

None, but may exhibit slight parting

Perfect on 210

1.7 Mohs Hardness

7.5-85.5-6

2 10

1.8 Chemical Composition

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

Not Available

Gahnospinel and Nuummite Chemical Formula

While comparing Gahnospinel and Nuummite 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 Gahnospinel and Nuummite chemical formula.

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

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Gahnospinel Vs Hydrogrossular

Gahnospinel Vs Indicolite Blue Tourmaline

Gahnospinel and Nuummite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gahnospinel and Nuummite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gahnospinel and Nuummite Optical Properties during the identification of gemstone. Specific gravity of Gahnospinel is 3.18-3.37 whereas that of Nuummite is 3.18-3.37.