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Opal
Opal

Microcline
Microcline



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Opal
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Microcline

Opal and Microcline Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
BrittleWalter Schumann
hot salt water
-
1.98-2.25
Conchoidal
None
5-6.5
SiO2 · nH2O
 
-
-
-
2.55-2.63
Uneven
{001} Perfect, {010} Good
6-6.5
KAlSi 3O 8Arthur Thomas , Gemstones (2009)

Opal and Microcline Chemical Formula

While comparing Opal and Microcline 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 Opal and Microcline chemical formula.

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Opal and Microcline Specific Gravity

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