Gahnospinel and Aragonite Physical Properties

Gahnospinel

Aragonite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Dilute acid

1.3 Durability

Not Available

1.4 Specific Gravity

3.65-4.552.93-2.96

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009)

Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle

1.6 Cleavage

None, but may exhibit slight parting

Distinct on {010}, imperfect {110} and {011}

1.7 Mohs Hardness

7.5-83.5-4

2 10

1.8 Chemical Composition

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

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

Gahnospinel and Aragonite Chemical Formula

While comparing Gahnospinel and Aragonite 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 Aragonite chemical formula.

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

Another important criteria for qualitative analysis of gemstones is Gahnospinel and Aragonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gahnospinel and Aragonite Optical Properties during the identification of gemstone. Specific gravity of Gahnospinel is 2.93-2.96 whereas that of Aragonite is 2.93-2.96.