Edenite and Marialite Physical Properties
Tenacity
Brittle
  
Brittle
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.05-3.37
  
2.50
  
Fracture
Conchoidal, Brittle, Conchoidal
  
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
  
Cleavage
Good on (110)
  
Distinct on {100} and {110}
  
Mohs Hardness
5-6
  
5.5-6
  
Chemical Composition
NaCa2Mg5Si7AlO22(OH)2
  
3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)
  
Edenite and Marialite Chemical Formula
While comparing Edenite and Marialite 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 Edenite and Marialite chemical formula.
- Chemical formula of Edenite- NaCa2Mg5Si7AlO22(OH)2
- Chemical formula of Marialite- 3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)
Edenite and Marialite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Edenite and Marialite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Edenite and Marialite Optical Properties during the identification of gemstone. Specific gravity of Edenite is 2.50 whereas that of Marialite is 2.50.