Vivianite and Mellite Physical Properties

Vivianite

Mellite

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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

2.64-2.701.58-1.60

1 7.18

1.5 Fracture

(e.g. graphite).

ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle

1.6 Cleavage

{010} Perfect

{011} Imperfect

1.7 Mohs Hardness

Not Available2

2 10

1.8 Chemical Composition

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

Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.

Vivianite and Mellite Chemical Formula

While comparing Vivianite and Mellite 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 Mellite chemical formula.

Chemical formula of Vivianite- Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.
Chemical formula of Mellite- Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.

Compare Blue Gemstones

Vivianite Vs Garnet Malaia

Vivianite Vs Zircon

Vivianite Vs Fancy Diamond

Vivianite and Mellite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Vivianite and Mellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vivianite and Mellite Optical Properties during the identification of gemstone. Specific gravity of Vivianite is 1.58-1.60 whereas that of Mellite is 1.58-1.60.