Gahnospinel and Spinel Physical Properties

Gahnospinel

Spinel

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

none

1.3 Durability

Not Available

1.4 Specific Gravity

3.65-4.553.64-3.66

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009)

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

None, but may exhibit slight parting

1.7 Mohs Hardness

7.5-88

2 10

1.8 Chemical Composition

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

MgAl₂O₄

Gahnospinel and Spinel Chemical Formula

While comparing Gahnospinel 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 Gahnospinel and Spinel chemical formula.

Chemical formula of Gahnospinel- (Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)
Chemical formula of Spinel- MgAl₂O₄

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Gahnospinel Vs Jeremejevite

Gahnospinel and Spinel Specific Gravity

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