Gahnospinel and Cerussite Physical Properties

Gahnospinel

Cerussite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

3.65-4.556.46-6.57

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009)

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Conchoidal

1.6 Cleavage

None, but may exhibit slight parting

Good [110] and [021]

1.7 Mohs Hardness

7.5-83-3.5

2 10

1.8 Chemical Composition

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

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

Gahnospinel and Cerussite Chemical Formula

While comparing Gahnospinel and Cerussite 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 Cerussite chemical formula.

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

Compare Blue Gemstones

Gahnospinel Vs Jeremejevite

Gahnospinel Vs Indicolite Blue Tourmaline

Gahnospinel Vs Hydrogrossular

Gahnospinel and Cerussite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gahnospinel and Cerussite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gahnospinel and Cerussite Optical Properties during the identification of gemstone. Specific gravity of Gahnospinel is 6.46-6.57 whereas that of Cerussite is 6.46-6.57.