Ceylonite and Vivianite Physical Properties

Ceylonite

Vivianite

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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

3.63-3.92.64-2.70

1 7.18

1.5 Fracture

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

(e.g. graphite).

1.6 Cleavage

Indistinct

{010} Perfect

1.7 Mohs Hardness

7.5-8Not Available

2 10

1.8 Chemical Composition

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

Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.

Ceylonite and Vivianite Chemical Formula

While comparing Ceylonite and Vivianite 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 Vivianite chemical formula.

Chemical formula of Ceylonite- (Mg,Fe2+ )Al 2O 4Gemdat.org , Management Team (2012) More from other references
Chemical formula of Vivianite- Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.

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Ceylonite and Vivianite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ceylonite and Vivianite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ceylonite and Vivianite Optical Properties during the identification of gemstone. Specific gravity of Ceylonite is 2.64-2.70 whereas that of Vivianite is 2.64-2.70.