Powellite and Hurlbutite Physical Properties

Powellite

Hurlbutite

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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

4.232.90

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

{111} Distinct

None

1.7 Mohs Hardness

3.5-46

2 10

1.8 Chemical Composition

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

CaBe 2(PO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Powellite and Hurlbutite Chemical Formula

While comparing Powellite and Hurlbutite 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 Hurlbutite chemical formula.

Chemical formula of Powellite- CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Hurlbutite- CaBe 2(PO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Blue Gemstones

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Powellite and Hurlbutite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Powellite and Hurlbutite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Powellite and Hurlbutite Optical Properties during the identification of gemstone. Specific gravity of Powellite is 2.90 whereas that of Hurlbutite is 2.90.