Jeremejevite and Fayalite Physical Properties

Jeremejevite

Fayalite

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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

3.28-3.314.392

1 7.18

1.5 Fracture

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

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

1.6 Cleavage

None observed

{010} moderate, {100} imperfect

1.7 Mohs Hardness

6.5-7.56.5-7

2 10

1.8 Chemical Composition

Al 6B 5O 15(F,OH) 3Ulrich Henn and Claudio C.

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

Jeremejevite and Fayalite Chemical Formula

While comparing Jeremejevite and Fayalite 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 Jeremejevite and Fayalite chemical formula.

Chemical formula of Jeremejevite- Al 6B 5O 15(F,OH) 3Ulrich Henn and Claudio C.
Chemical formula of Fayalite- Fe 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

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Jeremejevite and Fayalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Jeremejevite and Fayalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Jeremejevite and Fayalite Optical Properties during the identification of gemstone. Specific gravity of Jeremejevite is 4.392 whereas that of Fayalite is 4.392.