Catapleiite and Oligoclase Physical Properties

Catapleiite

Oligoclase

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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

2.722.62-2.67

1 7.18

1.5 Fracture

Brittle, Metallic, Brittle, Metallic

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

1.6 Cleavage

{110} Perfect, {010} Perfect

From the Greek, oligos and kasein, little cleavage.

1.7 Mohs Hardness

5-66-6.5

2 10

1.8 Chemical Composition

Na 2ZrSi 3O 9 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

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

Catapleiite and Oligoclase Chemical Formula

While comparing Catapleiite 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 Catapleiite and Oligoclase chemical formula.

Chemical formula of Catapleiite- Na 2ZrSi 3O 9 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Oligoclase- Na(90-70%)Ca(10-30%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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Catapleiite and Oligoclase Specific Gravity

Another important criteria for qualitative analysis of gemstones is Catapleiite and Oligoclase Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Catapleiite and Oligoclase Optical Properties during the identification of gemstone. Specific gravity of Catapleiite is 2.62-2.67 whereas that of Oligoclase is 2.62-2.67.