Vivianite and Cerussite Physical Properties

Vivianite

Cerussite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.64-2.706.46-6.57

1 7.18

1.5 Fracture

(e.g. graphite).

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Conchoidal

1.6 Cleavage

{010} Perfect

Good [110] and [021]

1.7 Mohs Hardness

Not Available3-3.5

2 10

1.8 Chemical Composition

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

PbCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Vivianite and Cerussite Chemical Formula

While comparing Vivianite and Cerussite 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 Cerussite chemical formula.

Chemical formula of Vivianite- Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.
Chemical formula of Cerussite- PbCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Vivianite and Cerussite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Vivianite and Cerussite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vivianite and Cerussite Optical Properties during the identification of gemstone. Specific gravity of Vivianite is 6.46-6.57 whereas that of Cerussite is 6.46-6.57.