Powellite and Nosean Physical Properties

Powellite

Nosean

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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

4.232.30-2.40

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

{111} Distinct

{110} Perfect

1.7 Mohs Hardness

3.5-4Not Available

2 10

1.8 Chemical Composition

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

Na 8Al 6Si 6O 24(SO 4) · H 2OAnthony et al , Handbook of Mineralogy (2001)

Powellite and Nosean Chemical Formula

While comparing Powellite and Nosean 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 Nosean chemical formula.

Chemical formula of Powellite- CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Nosean- Na 8Al 6Si 6O 24(SO 4) · H 2OAnthony et al , Handbook of Mineralogy (2001)

Compare Blue Gemstones

Powellite Vs Sanidine

Powellite Vs Rubellite

Powellite Vs Rock Crystal

Powellite and Nosean Specific Gravity

Another important criteria for qualitative analysis of gemstones is Powellite and Nosean Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Powellite and Nosean Optical Properties during the identification of gemstone. Specific gravity of Powellite is 2.30-2.40 whereas that of Nosean is 2.30-2.40.