Ceylonite and Powellite Physical Properties

Ceylonite

Powellite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

none

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.63-3.94.23

1 7.18

1.5 Fracture

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

1.6 Cleavage

Indistinct

{111} Distinct

1.7 Mohs Hardness

7.5-83.5-4

2 10

1.8 Chemical Composition

(Mg,Fe2+ )Al 2O 4Gemdat.org , Management Team (2012) More from other references

CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Ceylonite and Powellite Chemical Formula

While comparing Ceylonite and Powellite 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 Ceylonite and Powellite chemical formula.

Chemical formula of Ceylonite- (Mg,Fe2+ )Al 2O 4Gemdat.org , Management Team (2012) More from other references
Chemical formula of Powellite- CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

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Ceylonite and Powellite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ceylonite and Powellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ceylonite and Powellite Optical Properties during the identification of gemstone. Specific gravity of Ceylonite is 4.23 whereas that of Powellite is 4.23.