Vivianite and Bornite Physical Properties

Vivianite

Bornite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.64-2.705.06-5.08

1 7.18

1.5 Fracture

(e.g. graphite).

Uneven, Subconchoidal, Conchoidal, Brittle

1.6 Cleavage

{010} Perfect

Poor on [111].

1.7 Mohs Hardness

Not Available3-3.25

2 10

1.8 Chemical Composition

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

Cu5FeS4

Vivianite and Bornite Chemical Formula

While comparing Vivianite and Bornite 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 Bornite chemical formula.

Chemical formula of Vivianite- Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.
Chemical formula of Bornite- Cu5FeS4

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Vivianite and Bornite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Vivianite and Bornite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vivianite and Bornite Optical Properties during the identification of gemstone. Specific gravity of Vivianite is 5.06-5.08 whereas that of Bornite is 5.06-5.08.