Gahnospinel and Narsarsukite Physical Properties

Gahnospinel

Narsarsukite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.65-4.552.72-2.83

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009)

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle

1.6 Cleavage

None, but may exhibit slight parting

Good on {100} and {110}

1.7 Mohs Hardness

7.5-86-7

2 10

1.8 Chemical Composition

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

Na 2(Ti,Fe)Si 4(O,F) 11Ulrich Henn and Claudio C.

Gahnospinel and Narsarsukite Chemical Formula

While comparing Gahnospinel and Narsarsukite 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 Narsarsukite chemical formula.

Chemical formula of Gahnospinel- (Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)
Chemical formula of Narsarsukite- Na 2(Ti,Fe)Si 4(O,F) 11Ulrich Henn and Claudio C.

Compare Blue Gemstones

Gahnospinel Vs Jeremejevite

Gahnospinel Vs Hydrogrossular

Gahnospinel Vs Indicolite Blue Tourmaline

Gahnospinel and Narsarsukite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gahnospinel and Narsarsukite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gahnospinel and Narsarsukite Optical Properties during the identification of gemstone. Specific gravity of Gahnospinel is 2.72-2.83 whereas that of Narsarsukite is 2.72-2.83.