Microcline and Phlogopite Physical Properties
Tenacity
Not Available
  
Tough
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.55-2.63
  
2.78-2.85
  
Fracture
Uneven, Uneven, Gems
  
None, Uneven
  
Cleavage
{001} Perfect, {010} Good
  
Perfect basal (001)
  
Mohs Hardness
6-6.5
  
2-2.5
  
Chemical Composition
KAlSi 3O 8Arthur Thomas , Gemstones (2009)
  
Not Available
  
Microcline and Phlogopite Chemical Formula
While comparing Microcline and Phlogopite 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 Microcline and Phlogopite chemical formula.
- Chemical formula of Microcline- KAlSi 3O 8Arthur Thomas , Gemstones (2009)
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Microcline and Phlogopite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Microcline and Phlogopite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Microcline and Phlogopite Optical Properties during the identification of gemstone. Specific gravity of Microcline is 2.78-2.85 whereas that of Phlogopite is 2.78-2.85.