Norbergite and Pleonast Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.177
  
Not Available
  
Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
  
Not Available
  
Cleavage
{???} Distinct
  
Not Available
  
Mohs Hardness
6-6.5
  
Not Available
  
Chemical Composition
Mg 3(SiO 4)(F,OH) 2Anthony et al , Handbook of Mineralogy (2001)
  
Not Available
  
Norbergite and Pleonast Chemical Formula
While comparing Norbergite and Pleonast 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 Norbergite and Pleonast chemical formula.
- Chemical formula of Norbergite- Mg 3(SiO 4)(F,OH) 2Anthony et al , Handbook of Mineralogy (2001)
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Norbergite and Pleonast Specific Gravity
Another important criteria for qualitative analysis of gemstones is Norbergite and Pleonast Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Norbergite and Pleonast Optical Properties during the identification of gemstone. Specific gravity of Norbergite is Not Available whereas that of Pleonast is Not Available.