Verdite and Fayalite Physical Properties

Verdite

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

2.80-3.04.392

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

{110} Good

{010} moderate, {100} imperfect

1.7 Mohs Hardness

36.5-7

2 10

1.8 Chemical Composition

NaFeS2•2(H2O)

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

Verdite and Fayalite Chemical Formula

While comparing Verdite 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 Verdite and Fayalite chemical formula.

Chemical formula of Verdite- NaFeS2•2(H2O)
Chemical formula of Fayalite- Fe 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Blue Gemstones

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Verdite Vs Zircon

Verdite Vs White Opal

Verdite and Fayalite Specific Gravity

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