Feldspar and Vivianite Physical Properties

Feldspar

Vivianite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.56-2.752.64-2.70

1 7.18

1.5 Fracture

Uneven, Conchoidal, Uneven, Conchoidal, Gemstones of the world (2001)

(e.g. graphite).

1.6 Cleavage

two or three

{010} Perfect

1.7 Mohs Hardness

6-6.5Not Available

2 10

1.8 Chemical Composition

Not Available

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

Feldspar and Vivianite Chemical Formula

While comparing Feldspar 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 Feldspar and Vivianite chemical formula.

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

Compare Green Gemstones

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Feldspar Vs Garnet

Feldspar Vs Glass

Feldspar and Vivianite Specific Gravity

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