Arfvedsonite and Labradorite Physical Properties
Tenacity
Brittle
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.3-3.5
  
2.69-2.72
  
Fracture
Uneven, Brittle, Metallic, Brittle, Metallic
  
Uneven, Conchoidal, Gems, Sixth Edition (2006)
  
Cleavage
Perfect on [110]
  
Perfect on {001}, less perfect on {010}, intersecting at near 90°; distinct on {110}
  
Mohs Hardness
5-6
  
6-6.5
  
Chemical Composition
NaNa2(Fe++4Fe+++)Si8O22(OH)2
  
(Na,Ca)1-2Si3-2O8
  
Arfvedsonite and Labradorite Chemical Formula
While comparing Arfvedsonite and Labradorite 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 Arfvedsonite and Labradorite chemical formula.
- Chemical formula of Arfvedsonite- NaNa2(Fe++4Fe+++)Si8O22(OH)2
- Chemical formula of Labradorite- (Na,Ca)1-2Si3-2O8
Arfvedsonite and Labradorite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Arfvedsonite and Labradorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Arfvedsonite and Labradorite Optical Properties during the identification of gemstone. Specific gravity of Arfvedsonite is 2.69-2.72 whereas that of Labradorite is 2.69-2.72.