Fayalite and Chlorite group Physical Properties

Fayalite

Chlorite group

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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

4.3922.6-3.3

1 7.18

1.5 Fracture

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

Lamellar

1.6 Cleavage

{010} moderate, {100} imperfect

Perfect 001

1.7 Mohs Hardness

6.5-72-2.5

2 10

1.8 Chemical Composition

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

Not Available

Fayalite and Chlorite group Chemical Formula

While comparing Fayalite and Chlorite group 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 Chlorite group chemical formula.

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

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Fayalite and Chlorite group Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fayalite and Chlorite group Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fayalite and Chlorite group Optical Properties during the identification of gemstone. Specific gravity of Fayalite is 2.6-3.3 whereas that of Chlorite group is 2.6-3.3.