Gahnospinel and Sanidine Physical Properties

Gahnospinel

Sanidine

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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

3.65-4.552.54-2.61

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009)

Uneven, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

None, but may exhibit slight parting

{001} Perfect, {010} Good

1.7 Mohs Hardness

7.5-86

2 10

1.8 Chemical Composition

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

KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

Gahnospinel and Sanidine Chemical Formula

While comparing Gahnospinel and Sanidine 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 Sanidine chemical formula.

Chemical formula of Gahnospinel- (Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)
Chemical formula of Sanidine- KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Blue Gemstones

Gahnospinel Vs Indicolite Blue Tourmaline

Gahnospinel Vs Jeremejevite

Gahnospinel Vs Hydrogrossular

Gahnospinel and Sanidine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gahnospinel and Sanidine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gahnospinel and Sanidine Optical Properties during the identification of gemstone. Specific gravity of Gahnospinel is 2.54-2.61 whereas that of Sanidine is 2.54-2.61.