Gahnospinel and Celestine Physical Properties

Gahnospinel

Celestine

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Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

3.65-4.553.90-4.00

1 7.18

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Fracture

Conchoidal

Cleavage

None, but may exhibit slight parting

Perfect on {001}, good on {210}, poor on {010}

Mohs Hardness

7.5-83-3.5

2 10

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Chemical Composition

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

SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Gahnospinel and Celestine Chemical Formula

While comparing Gahnospinel and Celestine 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 Celestine chemical formula.

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

Compare Blue Gemstones

Gahnospinel Vs Jeremejevite

Gahnospinel Vs Lazurite

Gahnospinel Vs Linarite

Gahnospinel and Celestine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gahnospinel and Celestine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gahnospinel and Celestine Optical Properties during the identification of gemstone. Specific gravity of Gahnospinel is 3.90-4.00 whereas that of Celestine is 3.90-4.00.