Grossular Garnet and Oligoclase Physical Properties

Grossular Garnet

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

3.62.62-2.67

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

None

From the Greek, oligos and kasein, little cleavage.

1.7 Mohs Hardness

6.5-7.56-6.5

2 10

1.8 Chemical Composition

Ca₃Al₂Si₃O₁₂

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

Grossular Garnet and Oligoclase Chemical Formula

While comparing Grossular Garnet 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 Grossular Garnet and Oligoclase chemical formula.

Chemical formula of Grossular Garnet- Ca₃Al₂Si₃O₁₂
Chemical formula of Oligoclase- Na(90-70%)Ca(10-30%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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Grossular Garnet and Oligoclase Specific Gravity

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