Umbalite and Anthophyllite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.62-4.33
  
2.9-3.5
  
Fracture
Uneven, Uneven, ConchoidalGemdat.org, Management Team (2012)
  
Conchoidal, Brittle, Conchoidal, Brittle, Conchoidal, Brittle
  
Cleavage
Not Available
  
{110} Perfect, {???} Distinct, {???} Distinct
  
Mohs Hardness
7-7.5
  
5.5-6
  
Chemical Composition
Mg 3Al 2(SiO 4) 3 -Mn2+3Al 2(SiO 4) 3Gemdat.org , Management Team (2012)
  
(Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
  
Umbalite and Anthophyllite Chemical Formula
While comparing Umbalite and Anthophyllite 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 Umbalite and Anthophyllite chemical formula.
- Chemical formula of Umbalite- Mg 3Al 2(SiO 4) 3 -Mn2+3Al 2(SiO 4) 3Gemdat.org , Management Team (2012)
- Chemical formula of Anthophyllite- (Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
Umbalite and Anthophyllite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Umbalite and Anthophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Umbalite and Anthophyllite Optical Properties during the identification of gemstone. Specific gravity of Umbalite is 2.9-3.5 whereas that of Anthophyllite is 2.9-3.5.