Gahnospinel and Vesuvianite Physical Properties

Gahnospinel

Vesuvianite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Vesuvianite is virtually insolouble in acids

1.3 Durability

Not Available

1.4 Specific Gravity

3.65-4.553.32-3.43

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009)

Conchoidal, Brittle

1.6 Cleavage

None, but may exhibit slight parting

Poor on {110} and {100} very poor on {001}

1.7 Mohs Hardness

7.5-86-7

2 10

1.8 Chemical Composition

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

Not Available

Gahnospinel and Vesuvianite Chemical Formula

While comparing Gahnospinel and Vesuvianite 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 Vesuvianite chemical formula.

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

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Gahnospinel and Vesuvianite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gahnospinel and Vesuvianite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gahnospinel and Vesuvianite Optical Properties during the identification of gemstone. Specific gravity of Gahnospinel is 3.32-3.43 whereas that of Vesuvianite is 3.32-3.43.