Meionite and Grandidierite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.78
  
2.85-3.00
  
Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
  
Brittle, UnevenArthur Thomas, Gemstones (2009), Brittle, Uneven
  
Cleavage
{???} Distinct, {???} Indistinct
  
Perfect
  
Mohs Hardness
5-6
  
7.5
  
Chemical Composition
3CaAl 2Si 2O 8 · CaCO 3Anthony et al , Handbook of mineralogy (2001)
  
(Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.
  
Meionite and Grandidierite Chemical Formula
While comparing Meionite and Grandidierite 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 Meionite and Grandidierite chemical formula.
- Chemical formula of Meionite- 3CaAl 2Si 2O 8 · CaCO 3Anthony et al , Handbook of mineralogy (2001)
- Chemical formula of Grandidierite- (Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.
Meionite and Grandidierite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Meionite and Grandidierite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Meionite and Grandidierite Optical Properties during the identification of gemstone. Specific gravity of Meionite is 2.85-3.00 whereas that of Grandidierite is 2.85-3.00.