Hureaulite and Fayalite Physical Properties

Hureaulite

Fayalite

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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

3.194.392

1 7.18

1.5 Fracture

Brittle, Uneven

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

1.6 Cleavage

{???} Distinct

{010} moderate, {100} imperfect

1.7 Mohs Hardness

3.56.5-7

2 10

1.8 Chemical Composition

Mn2+5(PO 4) 2(PO 3OH) 2 · 4H 2O)Michael OâDonoghue , Gems, Sixth Edition (2006)

Fe 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Hureaulite and Fayalite Chemical Formula

While comparing Hureaulite and Fayalite 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 Hureaulite and Fayalite chemical formula.

Chemical formula of Hureaulite- Mn2+5(PO 4) 2(PO 3OH) 2 · 4H 2O)Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Fayalite- Fe 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

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Hureaulite and Fayalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hureaulite and Fayalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hureaulite and Fayalite Optical Properties during the identification of gemstone. Specific gravity of Hureaulite is 4.392 whereas that of Fayalite is 4.392.