Vivianite and Periclase Physical Properties

Vivianite

Periclase

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.64-2.703.7-3.9

1 7.18

1.5 Fracture

(e.g. graphite).

Conchoidal, Brittle

1.6 Cleavage

{010} Perfect

{001} perfect; {111} imperfect, may exhibit parting on , {011}

1.7 Mohs Hardness

Not Available5.5-6

2 10

1.8 Chemical Composition

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

MgOMichael OâDonoghue , Gems, Sixth Edition (2006)

Vivianite and Periclase Chemical Formula

While comparing Vivianite and Periclase 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 Periclase chemical formula.

Chemical formula of Vivianite- Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.
Chemical formula of Periclase- MgOMichael OâDonoghue , Gems, Sixth Edition (2006)

Compare Blue Gemstones

Vivianite Vs Zircon

Vivianite Vs Fancy Diamond

Vivianite Vs Garnet Malaia

Vivianite and Periclase Specific Gravity

Another important criteria for qualitative analysis of gemstones is Vivianite and Periclase Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vivianite and Periclase Optical Properties during the identification of gemstone. Specific gravity of Vivianite is 3.7-3.9 whereas that of Periclase is 3.7-3.9.