Gahnospinel and Hardystonite Physical Properties

Gahnospinel

Hardystonite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.65-4.553.396-3.443

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009)

Brittle, Metallic

1.6 Cleavage

None, but may exhibit slight parting

[001] good, [100] and [110] fair

1.7 Mohs Hardness

7.5-83-4

2 10

1.8 Chemical Composition

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

Ca 2ZnSi 2O 7Anthony et al , Handbook of mineralogy (2001)

Gahnospinel and Hardystonite Chemical Formula

While comparing Gahnospinel and Hardystonite 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 Hardystonite chemical formula.

Chemical formula of Gahnospinel- (Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)
Chemical formula of Hardystonite- Ca 2ZnSi 2O 7Anthony et al , Handbook of mineralogy (2001)

Compare Blue Gemstones

Gahnospinel Vs Indicolite Blue Tourmaline

Gahnospinel Vs Jeremejevite

Gahnospinel Vs Hydrogrossular

Gahnospinel and Hardystonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gahnospinel and Hardystonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gahnospinel and Hardystonite Optical Properties during the identification of gemstone. Specific gravity of Gahnospinel is 3.396-3.443 whereas that of Hardystonite is 3.396-3.443.