Prehnite and Marble Physical Properties
Tenacity
Brittle
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.80-2.95
  
Not Available
  
Fracture
Uneven, Yellow, White, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Metallic
  
Not Available
  
Cleavage
Distinct on [001]
  
Not Available
  
Mohs Hardness
6-6.5
  
Not Available
  
Chemical Composition
Ca2Al2Si3O12(OH)
  
Not Available
  
Prehnite and Marble Chemical Formula
While comparing Prehnite and Marble 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 Prehnite and Marble chemical formula.
- Chemical formula of Prehnite- Ca2Al2Si3O12(OH)
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Prehnite and Marble Specific Gravity
Another important criteria for qualitative analysis of gemstones is Prehnite and Marble Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Prehnite and Marble Optical Properties during the identification of gemstone. Specific gravity of Prehnite is Not Available whereas that of Marble is Not Available.