Ajoite and Gahnospinel Physical Properties

Ajoite

Gahnospinel

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Decomposed by acids

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.963.65-4.55

1 7.18

1.5 Fracture

Not Available

ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Perfect on {010}

None, but may exhibit slight parting

1.7 Mohs Hardness

57.5-8

2 10

1.8 Chemical Composition

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

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

Ajoite and Gahnospinel Chemical Formula

While comparing Ajoite and Gahnospinel 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 Ajoite and Gahnospinel chemical formula.

Chemical formula of Ajoite- (K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)
Chemical formula of Gahnospinel- (Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)

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Ajoite and Gahnospinel Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ajoite and Gahnospinel Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ajoite and Gahnospinel Optical Properties during the identification of gemstone. Specific gravity of Ajoite is 3.65-4.55 whereas that of Gahnospinel is 3.65-4.55.