Diamond and Oligoclase Physical Properties

Diamond

Oligoclase

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.50-3.532.62-2.67

1 7.18

1.5 Fracture

Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references, Conchoidal, Brittle

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

1.6 Cleavage

111 (perfect in four directions)

From the Greek, oligos and kasein, little cleavage.

1.7 Mohs Hardness

106-6.5

2 10

1.8 Chemical Composition

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

Diamond and Oligoclase Chemical Formula

While comparing Diamond 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 Diamond and Oligoclase chemical formula.

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

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Diamond and Oligoclase Specific Gravity

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