Meionite and Umbalite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.78
  
3.62-4.33
  
Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
  
Uneven, Uneven, ConchoidalGemdat.org, Management Team (2012)
  
Cleavage
{???} Distinct, {???} Indistinct
  
Not Available
  
Mohs Hardness
5-6
  
7-7.5
  
Chemical Composition
3CaAl 2Si 2O 8 · CaCO 3Anthony et al , Handbook of mineralogy (2001)
  
Mg 3Al 2(SiO 4) 3 -Mn2+3Al 2(SiO 4) 3Gemdat.org , Management Team (2012)
  
Meionite and Umbalite Chemical Formula
While comparing Meionite and Umbalite 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 Umbalite chemical formula.
- Chemical formula of Meionite- 3CaAl 2Si 2O 8 · CaCO 3Anthony et al , Handbook of mineralogy (2001)
- Chemical formula of Umbalite- Mg 3Al 2(SiO 4) 3 -Mn2+3Al 2(SiO 4) 3Gemdat.org , Management Team (2012)
Meionite and Umbalite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Meionite and Umbalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Meionite and Umbalite Optical Properties during the identification of gemstone. Specific gravity of Meionite is 3.62-4.33 whereas that of Umbalite is 3.62-4.33.