Powellite and Creedite Physical Properties

Powellite

Creedite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.232.70

1 7.18

1.5 Fracture

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

Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle

1.6 Cleavage

{111} Distinct

Perfect on {100}

1.7 Mohs Hardness

3.5-44.5

2 10

1.8 Chemical Composition

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

Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.

Powellite and Creedite Chemical Formula

While comparing Powellite and Creedite 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 Creedite chemical formula.

Chemical formula of Powellite- CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Creedite- Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.

Compare Blue Gemstones

Powellite Vs Rubellite

Powellite Vs Rock Crystal

Powellite Vs Sanidine

Powellite and Creedite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Powellite and Creedite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Powellite and Creedite Optical Properties during the identification of gemstone. Specific gravity of Powellite is 2.70 whereas that of Creedite is 2.70.