Gahnospinel and Pyroxmangite Physical Properties

Gahnospinel

Pyroxmangite

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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

3.65-4.553.76-3.77

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009)

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)

1.6 Cleavage

None, but may exhibit slight parting

{110} Perfect, {110} Perfect

1.7 Mohs Hardness

7.5-85-6

2 10

1.8 Chemical Composition

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

(Fe,Mn) 7Si 7O 21Ulrich Henn and Claudio C.

Gahnospinel and Pyroxmangite Chemical Formula

While comparing Gahnospinel and Pyroxmangite 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 Pyroxmangite chemical formula.

Chemical formula of Gahnospinel- (Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)
Chemical formula of Pyroxmangite- (Fe,Mn) 7Si 7O 21Ulrich Henn and Claudio C.

Compare Blue Gemstones

Gahnospinel Vs Jeremejevite

Gahnospinel Vs Indicolite Blue Tourmaline

Gahnospinel Vs Hydrogrossular

Gahnospinel and Pyroxmangite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gahnospinel and Pyroxmangite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gahnospinel and Pyroxmangite Optical Properties during the identification of gemstone. Specific gravity of Gahnospinel is 3.76-3.77 whereas that of Pyroxmangite is 3.76-3.77.