Fayalite and Carletonite Physical Properties

Fayalite

Carletonite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.3922.45

1 7.18

1.5 Fracture

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

Conchoidal, Conchoidal, Brittle

1.6 Cleavage

{010} moderate, {100} imperfect

Perfect on {001}, good on {110}

1.7 Mohs Hardness

6.5-74-4.5

2 10

1.8 Chemical Composition

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

KNa 4Ca 4Si 8O 18(CO 3) 4(OH,F) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Fayalite and Carletonite Chemical Formula

While comparing Fayalite and Carletonite 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 Carletonite chemical formula.

Chemical formula of Fayalite- Fe 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Carletonite- KNa 4Ca 4Si 8O 18(CO 3) 4(OH,F) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

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Fayalite and Carletonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fayalite and Carletonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fayalite and Carletonite Optical Properties during the identification of gemstone. Specific gravity of Fayalite is 2.45 whereas that of Carletonite is 2.45.