Verdite and Powellite Physical Properties

Verdite

Powellite

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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

2.80-3.04.23

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

{110} Good

{111} Distinct

1.7 Mohs Hardness

33.5-4

2 10

1.8 Chemical Composition

NaFeS2•2(H2O)

CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Verdite and Powellite Chemical Formula

While comparing Verdite and Powellite 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 Powellite chemical formula.

Chemical formula of Verdite- NaFeS2•2(H2O)
Chemical formula of Powellite- CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Blue Gemstones

Verdite Vs Yttrium Aluminium Garnet

Verdite Vs Zircon

Verdite Vs White Opal

Verdite and Powellite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Verdite and Powellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Verdite and Powellite Optical Properties during the identification of gemstone. Specific gravity of Verdite is 4.23 whereas that of Powellite is 4.23.