Pearl and Powellite Physical Properties

Pearl

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

2.60-2.85

4.23

1.5 Fracture

Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)

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

1.6 Cleavage

none

{111} Distinct

1.7 Mohs Hardness

2.5-4.5

3.5-4

1.8 Chemical Composition

Not Available

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

Pearl and Powellite Chemical Formula

While comparing Pearl 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 Pearl and Powellite chemical formula.

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

Compare Blue Gemstones

Pearl Vs Precious Opal

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Pearl Vs Prase Opal

Pearl and Powellite Specific Gravity

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