Oligoclase and Grossular Garnet Physical Properties

Oligoclase

Grossular Garnet

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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

2.62-2.673.6

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

From the Greek, oligos and kasein, little cleavage.

None

1.7 Mohs Hardness

6-6.56.5-7.5

2 10

1.8 Chemical Composition

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

Ca₃Al₂Si₃O₁₂

Oligoclase and Grossular Garnet Chemical Formula

While comparing Oligoclase and Grossular Garnet 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 Grossular Garnet 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 Grossular Garnet- Ca₃Al₂Si₃O₁₂

Compare Colorless Gems

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Oligoclase and Grossular Garnet Specific Gravity

Another important criteria for qualitative analysis of gemstones is Oligoclase and Grossular Garnet Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Oligoclase and Grossular Garnet Optical Properties during the identification of gemstone. Specific gravity of Oligoclase is 3.6 whereas that of Grossular Garnet is 3.6.