Vivianite and Boracite Physical Properties

Vivianite

Boracite

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.64-2.702.95-2.96

1 7.18

1.5 Fracture

(e.g. graphite).

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal

1.6 Cleavage

{010} Perfect

None

1.7 Mohs Hardness

Not Available7-7.5

2 10

1.8 Chemical Composition

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

Mg 3B 7O 13ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Vivianite and Boracite Chemical Formula

While comparing Vivianite and Boracite 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 Boracite chemical formula.

Chemical formula of Vivianite- Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.
Chemical formula of Boracite- Mg 3B 7O 13ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Blue Gemstones

Vivianite Vs Fancy Diamond

Vivianite Vs Zircon

Vivianite Vs Garnet Malaia

Vivianite and Boracite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Vivianite and Boracite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vivianite and Boracite Optical Properties during the identification of gemstone. Specific gravity of Vivianite is 2.95-2.96 whereas that of Boracite is 2.95-2.96.