Coral and Ludlamite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.60-2.70
  
3.1-3.2
  
Fracture
Irregular, Irregular, Gemstones of the world (2001)
  
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)
  
Cleavage
Not Available
  
Vitreous, pearly on cleavage
  
Mohs Hardness
3-4
  
3-4
  
Chemical Composition
CaCO 3Ulrich Henn and Claudio C.
  
(Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
  
Coral and Ludlamite Chemical Formula
While comparing Coral and Ludlamite 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 Coral and Ludlamite chemical formula.
- Chemical formula of Coral- CaCO 3Ulrich Henn and Claudio C.
- Chemical formula of Ludlamite- (Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Coral and Ludlamite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Coral and Ludlamite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Coral and Ludlamite Optical Properties during the identification of gemstone. Specific gravity of Coral is 3.1-3.2 whereas that of Ludlamite is 3.1-3.2.
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