Fayalite and Simpsonite Physical Properties

Fayalite

Simpsonite

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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

4.392Not Available

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

{010} moderate, {100} imperfect

None

1.7 Mohs Hardness

6.5-77-7.5

2 10

1.8 Chemical Composition

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

Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.

Fayalite and Simpsonite Chemical Formula

While comparing Fayalite and Simpsonite 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 Fayalite and Simpsonite chemical formula.

Chemical formula of Fayalite- Fe 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Simpsonite- Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.

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Fayalite and Simpsonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fayalite and Simpsonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fayalite and Simpsonite Optical Properties during the identification of gemstone. Specific gravity of Fayalite is Not Available whereas that of Simpsonite is Not Available.