Glaucophane and Oligoclase Physical Properties

Glaucophane

Oligoclase

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

3-3.15

Conchoidal

Good on [110] and on [001]

6.0-6.5

[ ]Na2(Mg3Al2)Si8O22(OH)2

2.62-2.67

Uneven

From the Greek, oligos and kasein, little cleavage.

6-6.5

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

Glaucophane and Oligoclase Chemical Formula

While comparing Glaucophane and Oligoclase 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 Glaucophane and Oligoclase chemical formula.

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Glaucophane and Oligoclase Specific Gravity

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