Demantoid and Ulexite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.77-3.95
  
1.65-1.99
  
Fracture
Not Available
  
UnevenAnthony et al, Uneven, UnevenAnthony et al, Uneven, Brittle, Metallic
  
Cleavage
Not Available
  
{010} Perfect, {110} Perfect
  
Mohs Hardness
6.5
  
2-2.5
  
Chemical Composition
Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.
  
NaCaB 5O 6(OH) 6 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
  
Demantoid and Ulexite Chemical Formula
While comparing Demantoid and Ulexite 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 Demantoid and Ulexite chemical formula.
- Chemical formula of Demantoid- Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.
- Chemical formula of Ulexite- NaCaB 5O 6(OH) 6 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Demantoid and Ulexite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Demantoid and Ulexite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Demantoid and Ulexite Optical Properties during the identification of gemstone. Specific gravity of Demantoid is 1.65-1.99 whereas that of Ulexite is 1.65-1.99.