Fayalite and Magnesite Physical Properties

Fayalite

Magnesite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Effervesces in hot HCl

1.3 Durability

Not Available

1.4 Specific Gravity

4.3922.92-3.12

1 7.18

1.5 Fracture

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

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

{010} moderate, {100} imperfect

[10 1 1] perfect

1.7 Mohs Hardness

6.5-73.5-4.5

2 10

1.8 Chemical Composition

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

MgCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Fayalite and Magnesite Chemical Formula

While comparing Fayalite and Magnesite 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 Magnesite chemical formula.

Chemical formula of Fayalite- Fe 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Magnesite- MgCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Fayalite and Magnesite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fayalite and Magnesite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fayalite and Magnesite Optical Properties during the identification of gemstone. Specific gravity of Fayalite is 2.92-3.12 whereas that of Magnesite is 2.92-3.12.