Oligoclase and Powellite Physical Properties

Oligoclase

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

2.62-2.674.23

1 7.18

1.5 Fracture

Gems, Sixth Edition (2006), Gems, Sixth Edition (2006), Uneven

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

1.6 Cleavage

From the Greek, oligos and kasein, little cleavage.

{111} Distinct

1.7 Mohs Hardness

6-6.53.5-4

2 10

1.8 Chemical Composition

Na(90-70%)Ca(10-30%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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

Oligoclase and Powellite Chemical Formula

While comparing Oligoclase 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 Oligoclase and Powellite chemical formula.

Chemical formula of Oligoclase- Na(90-70%)Ca(10-30%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Powellite- CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Colorless Gems

Oligoclase Vs Pezzottaite

Oligoclase Vs Phosphophyllite

Oligoclase Vs Phenakite

Oligoclase and Powellite Specific Gravity

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