Tortoiseshell and Apophyllite KF Physical Properties
Tenacity
Not Available
  
Brittle
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
1.25-1.35
  
2.33-2.37
  
Fracture
Not Available
  
Uneven, Brittle, Uneven, Brittle, Uneven
  
Cleavage
Not Available
  
Perfect on {001}, imperfect on {110}
  
Mohs Hardness
Not Available
  
4.5-5
  
Chemical Composition
Not Available
  
(K,Na)Ca4Si8O20(F,OH)•8(H2O)
  
Tortoiseshell and Apophyllite KF Chemical Formula
While comparing Tortoiseshell and Apophyllite KF 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 Tortoiseshell and Apophyllite KF chemical formula.
>- Chemical formula of Apophyllite KF- (K,Na)Ca4Si8O20(F,OH)•8(H2O)
Tortoiseshell and Apophyllite KF Specific Gravity
Another important criteria for qualitative analysis of gemstones is Tortoiseshell and Apophyllite KF Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Tortoiseshell and Apophyllite KF Optical Properties during the identification of gemstone. Specific gravity of Tortoiseshell is 2.33-2.37 whereas that of Apophyllite KF is 2.33-2.37.