Gahnospinel and Barite Physical Properties

Gahnospinel

Barite

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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

3.65-4.554.48

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009)

Uneven

1.6 Cleavage

None, but may exhibit slight parting

{010} Perfect, {210} Perfect, {010} Imperfect

1.7 Mohs Hardness

7.5-83-3.5

2 10

1.8 Chemical Composition

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

BaSO4

Gahnospinel and Barite Chemical Formula

While comparing Gahnospinel and Barite 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 Barite chemical formula.

Chemical formula of Gahnospinel- (Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)
Chemical formula of Barite- BaSO4

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Gahnospinel and Barite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gahnospinel and Barite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gahnospinel and Barite Optical Properties during the identification of gemstone. Specific gravity of Gahnospinel is 4.48 whereas that of Barite is 4.48.