Gahnospinel and Proustite Physical Properties

Gahnospinel

Proustite

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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

3.65-4.555.51-5.64

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009)

Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

None, but may exhibit slight parting

Distinct on {10 1 1}

1.7 Mohs Hardness

7.5-82.5

2 10

1.8 Chemical Composition

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

Ag 3AsS 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Gahnospinel and Proustite Chemical Formula

While comparing Gahnospinel and Proustite 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 Proustite chemical formula.

Chemical formula of Gahnospinel- (Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)
Chemical formula of Proustite- Ag 3AsS 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Blue Gemstones

Gahnospinel Vs Jeremejevite

Gahnospinel Vs Hydrogrossular

Gahnospinel Vs Indicolite Blue Tourmaline

Gahnospinel and Proustite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gahnospinel and Proustite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gahnospinel and Proustite Optical Properties during the identification of gemstone. Specific gravity of Gahnospinel is 5.51-5.64 whereas that of Proustite is 5.51-5.64.