Vivianite and Ceylonite Physical Properties

Vivianite

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

2.64-2.703.63-3.9

1 7.18

1.5 Fracture

(e.g. graphite).

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

{010} Perfect

Indistinct

1.7 Mohs Hardness

Not Available7.5-8

2 10

1.8 Chemical Composition

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

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

Vivianite and Ceylonite Chemical Formula

While comparing Vivianite 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 Vivianite and Ceylonite chemical formula.

Chemical formula of Vivianite- Fe 3(PO 4) 2 8H 2OUlrich 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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Vivianite and Ceylonite Specific Gravity

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