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Crystal Quartz
Crystal Quartz
☒

Oligoclase
Oligoclase
☒



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Crystal Quartz
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Oligoclase

Crystal Quartz and Oligoclase Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
None
7
SiO2
 
-
-
-
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 O’Donoghue , Gems, Sixth Edition (2006)

Crystal Quartz and Oligoclase Chemical Formula

While comparing Crystal Quartz 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 Crystal Quartz and Oligoclase chemical formula.

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Crystal Quartz and Oligoclase Specific Gravity

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