Vivianite and Almandine Garnet Physical Properties

Vivianite

Almandine Garnet

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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

2.64-2.704.3

1 7.18

1.5 Fracture

(e.g. graphite).

Not Available

1.6 Cleavage

{010} Perfect

None.

1.7 Mohs Hardness

Not Available7.5-8.5

2 10

1.8 Chemical Composition

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

Fe₃Al₂Si₃O₁₂

Vivianite and Almandine Garnet Chemical Formula

While comparing Vivianite and Almandine Garnet 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 Almandine Garnet chemical formula.

Chemical formula of Vivianite- Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.
Chemical formula of Almandine Garnet- Fe₃Al₂Si₃O₁₂

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Vivianite and Almandine Garnet Specific Gravity

Another important criteria for qualitative analysis of gemstones is Vivianite and Almandine Garnet Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vivianite and Almandine Garnet Optical Properties during the identification of gemstone. Specific gravity of Vivianite is 4.3 whereas that of Almandine Garnet is 4.3.