Realgar and Powellite Physical Properties

Realgar

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

3.564.23

1 7.18

1.5 Fracture

(e.g. graphite).

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

1.6 Cleavage

{010} Good

{111} Distinct

1.7 Mohs Hardness

Not Available3.5-4

2 10

1.8 Chemical Composition

AsSMichael OâDonoghue , Gems, Sixth Edition (2006)

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

Realgar and Powellite Chemical Formula

While comparing Realgar 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 Realgar and Powellite chemical formula.

Chemical formula of Realgar- AsSMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Powellite- CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Red Gemstones

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Realgar and Powellite Specific Gravity

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