Fayalite and Diamond Physical Properties

Fayalite

Diamond

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

4.3923.50-3.53

1 7.18

1.5 Fracture

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

Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references, Conchoidal, Brittle

1.6 Cleavage

{010} moderate, {100} imperfect

111 (perfect in four directions)

1.7 Mohs Hardness

6.5-710

2 10

1.8 Chemical Composition

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

Fayalite and Diamond Chemical Formula

While comparing Fayalite and Diamond 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 Diamond chemical formula.

Chemical formula of Fayalite- Fe 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Diamond- C

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Fayalite and Diamond Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fayalite and Diamond Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fayalite and Diamond Optical Properties during the identification of gemstone. Specific gravity of Fayalite is 3.50-3.53 whereas that of Diamond is 3.50-3.53.