Simpsonite and Ceylonite Physical Properties

Simpsonite

Ceylonite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

none

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available3.63-3.9

1 7.18

1.5 Fracture

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

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

None

Indistinct

1.7 Mohs Hardness

7-7.57.5-8

2 10

1.8 Chemical Composition

Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.

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

Simpsonite and Ceylonite Chemical Formula

While comparing Simpsonite and Ceylonite 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 Simpsonite and Ceylonite chemical formula.

Chemical formula of Simpsonite- Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.
Chemical formula of Ceylonite- (Mg,Fe2+ )Al 2O 4Gemdat.org , Management Team (2012) More from other references

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Simpsonite and Ceylonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Simpsonite and Ceylonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Simpsonite and Ceylonite Optical Properties during the identification of gemstone. Specific gravity of Simpsonite is 3.63-3.9 whereas that of Ceylonite is 3.63-3.9.