Dallasite and Gahnospinel Physical Properties

Dallasite

Gahnospinel

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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

2.58-2.913.65-4.55

1 7.18

1.5 Fracture

Not Available

ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Not Available

None, but may exhibit slight parting

1.7 Mohs Hardness

6.5-77.5-8

2 10

1.8 Chemical Composition

Not Available

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

Dallasite and Gahnospinel Chemical Formula

While comparing Dallasite 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 Dallasite and Gahnospinel chemical formula.

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

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Dallasite and Gahnospinel Specific Gravity

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