Facts about Corundum and Vivianite
Origin
Southern and central Africa
  
Southern and central Africa
  
Color
Violet, Blue, Red, Yellow, Brown, gray
  
Blue, Green, Colorless
  
Streak
White, None
  
White
  
For which Rashi?
Not Available
  
Not Available
  
Planet
Not Available
  
Not Available
  
Element of Planets
Not Available
  
Not Available
  
How to Wear?
  
  
Finger
Not Available
  
Not Available
  
Ring Metal
Not Available
  
Not Available
  
Energy
Not Available
  
Not Available
  
Deities
Not Available
  
Not Available
  
Not to wear with
Not Available
  
Not Available
  
Powers
Not Available
  
Not Available
  
Birthstone
  
  
Planetary
Not Available
  
Not Available
  
Talisman
Not Available
  
Not Available
  
Tenacity
Brittle
  
Not Available
  
Solubility
insoluble
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.90-4.05
  
2.64-2.70
  
Fracture
Uneven, Uneven, Gems, Difficult, Fibrous
  
(e.g. graphite).
  
Cleavage
None – parting in 3 directions
  
{010} Perfect
  
Mohs Hardness
9
  
Not Available
  
Chemical Composition
Al 2O 3Arthur Thomas , Gemstones (2009)
  
Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.
  
Luster
Adamantine, Vitreous
  
Vitreous, Pearly
  
Pleochroism
None
  
Anomalous plechroism is strong with colours deep blue/pale yellowish green/yellowish green.Michael OâDonoghue
  
Dispersion
Not Available
  
Transparency
Transparent, Translucent
  
Transparent
  
Refractive Index
1.758-1.780
  
1.560-1.640
  
Optic Character
Not Available
  
Not Available
  
Crystal System
Trigonal
  
Not Available
  
Birefringence
0.007-0.010
  
0.054-0.075
  
Clarity
Gemmological Tables (2004) More from other references
  
Transparent
  
Physical
  
  
Neurological
Not Available
  
Not Available
  
Cardiovascular
Not Available
  
Not Available
  
Respiratory
Not Available
  
Not Available
  
Reproductive
Not Available
  
Not Available
  
Digestive
Not Available
  
Not Available
  
Psychology
Not Available
  
Not Available
  
Healing
Not Available
  
Not Available
  
Qualities Associated
Not Available
  
Not Available
  
Corundum Vs Vivianite Specifications
While buying, there is a common bewilderment that most of the buyers face. As you compare Corundum Vs Vivianite specifications, it helps you to decide which gemstone suits your zodiac sign. Besides, the extent to which a gemstone benefits you can be understood after comparing Corundum and Vivianite Astrology. Its highly necessary to have a basic knowledge of facts about Corundum and Vivianite, before you finalize to buy one.
Corundum is known to regulate the influence of Not Available planet. Vivianite, the unique gem is known to regulate the influence of Not Available planet.