Prase and Fayalite Physical Properties

Prase

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

2.64-2.694.392

1 7.18

1.5 Fracture

Gems, Sixth Edition (2006), Gems, Sixth Edition (2006)

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

1.6 Cleavage

Not Available

{010} moderate, {100} imperfect

1.7 Mohs Hardness

76.5-7

2 10

1.8 Chemical Composition

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

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

Prase and Fayalite Chemical Formula

While comparing Prase 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 Prase and Fayalite chemical formula.

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

Compare Blue Gemstones

Prase Vs Sanidine

Prase Vs Rubellite

Prase Vs Sapphire

Prase and Fayalite Specific Gravity

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