Powellite and Agrellite Physical Properties

Powellite

Agrellite

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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

4.232.88

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

{111} Distinct

perfect [110]

1.7 Mohs Hardness

3.5-45.5

2 10

1.8 Chemical Composition

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

NaCa2Si4O10F

Powellite and Agrellite Chemical Formula

While comparing Powellite and Agrellite 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 Powellite and Agrellite chemical formula.

Chemical formula of Powellite- CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Agrellite- NaCa2Si4O10F

Compare Blue Gemstones

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Powellite Vs Sanidine

Powellite and Agrellite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Powellite and Agrellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Powellite and Agrellite Optical Properties during the identification of gemstone. Specific gravity of Powellite is 2.88 whereas that of Agrellite is 2.88.