Andradite Garnet and Goethite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
HCl soluble
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.8-3.9
  
4.27-4.29
  
Fracture
Not Available
  
Uneven, torn surfaces, (e.g. fractured metals)., Uneven, Gemstones (2009), torn surfaces, (e.g. fractured metals).
  
Cleavage
None
  
Perfect {010}
  
Mohs Hardness
6.5-7.5
  
5-5.5
  
Chemical Composition
Ca3Fe3+2Si3O12
  
FeO(OH)Arthur Thomas , Gemstones (2009)
  
Andradite Garnet and Goethite Chemical Formula
While comparing Andradite Garnet 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 Andradite Garnet and Goethite chemical formula.
- Chemical formula of Andradite Garnet- Ca3Fe3+2Si3O12
- Chemical formula of Goethite- FeO(OH)Arthur Thomas , Gemstones (2009)
Andradite Garnet and Goethite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Andradite Garnet and Goethite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Andradite Garnet and Goethite Optical Properties during the identification of gemstone. Specific gravity of Andradite Garnet is 4.27-4.29 whereas that of Goethite is 4.27-4.29.