Kashmir sapphire and Goethite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
HCl soluble
  
Durability
Not Available
  
Not Available
  
Specific Gravity
Not Available
  
4.27-4.29
  
Fracture
Not Available
  
Uneven, torn surfaces, (e.g. fractured metals)., Uneven, Gemstones (2009), torn surfaces, (e.g. fractured metals).
  
Cleavage
Not Available
  
Perfect {010}
  
Mohs Hardness
Not Available
  
5-5.5
  
Chemical Composition
Not Available
  
FeO(OH)Arthur Thomas , Gemstones (2009)
  
Kashmir sapphire and Goethite Chemical Formula
While comparing Kashmir sapphire and Goethite 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 Kashmir sapphire and Goethite chemical formula.
>- Chemical formula of Goethite- FeO(OH)Arthur Thomas , Gemstones (2009)
Kashmir sapphire and Goethite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Kashmir sapphire and Goethite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kashmir sapphire and Goethite Optical Properties during the identification of gemstone. Specific gravity of Kashmir sapphire is 4.27-4.29 whereas that of Goethite is 4.27-4.29.