Pearl and Agrellite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.60-2.85
  
2.88
  
Fracture
Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)
  
Not Available
  
Cleavage
none
  
perfect [110]
  
Mohs Hardness
2.5-4.5
  
5.5
  
Chemical Composition
Not Available
  
NaCa2Si4O10F
  
Pearl and Agrellite Chemical Formula
While comparing Pearl and Agrellite 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 Pearl and Agrellite chemical formula.
>- Chemical formula of Agrellite- NaCa2Si4O10F
Pearl and Agrellite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Pearl and Agrellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pearl and Agrellite Optical Properties during the identification of gemstone. Specific gravity of Pearl is 2.88 whereas that of Agrellite is 2.88.