Apophyllite KF and Chondrodite Physical Properties
Tenacity
Brittle
  
Brittle
  
Solubility
Not Available
  
Soluble
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.33-2.37
  
3.10-3.20
  
Fracture
Uneven, Brittle, Uneven, Brittle, Uneven
  
Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
  
Cleavage
Perfect on {001}, imperfect on {110}
  
Poor to good on (001)
  
Mohs Hardness
4.5-5
  
6-6.5
  
Chemical Composition
(K,Na)Ca4Si8O20(F,OH)•8(H2O)
  
(Mg,Fe) 5(SiO 4) 2(F,OH) 2Ulrich Henn and Claudio C.
  
Apophyllite KF and Chondrodite Chemical Formula
While comparing Apophyllite KF and Chondrodite 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 Apophyllite KF and Chondrodite chemical formula.
- Chemical formula of Apophyllite KF- (K,Na)Ca4Si8O20(F,OH)•8(H2O)
- Chemical formula of Chondrodite- (Mg,Fe) 5(SiO 4) 2(F,OH) 2Ulrich Henn and Claudio C.
Apophyllite KF and Chondrodite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Apophyllite KF and Chondrodite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Apophyllite KF and Chondrodite Optical Properties during the identification of gemstone. Specific gravity of Apophyllite KF is 3.10-3.20 whereas that of Chondrodite is 3.10-3.20.