Facts about Gahnite and Dumortierite
Origin
Australia
  
Southern and central Africa, violet, blue, violet, blue
  
Color
Blue, Green, Greenish, Black
  
Blue, Violet, Brown, White, Blue, Brown, Violet, Greenish, pink
  
Streak
Grey, gray
  
White
  
For which Rashi?
Not Available
  
Leo, Sagittarius, Leo, Sagittarius, Leo, Sagittarius
  
Planet
Not Available
  
Saturn
  
Element of Planets
Not Available
  
Water
  
How to Wear?
  
  
Finger
Not Available
  
Not Available
  
Ring Metal
Not Available
  
Not Available
  
Energy
Not Available
  
Receptive
  
Deities
Not Available
  
Isis
  
Not to wear with
Not Available
  
Not Available
  
Powers
Not Available
  
Healing
  
Birthstone
  
  
Planetary
Not Available
  
Not Available
  
Talisman
Not Available
  
Not Available
  
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
4.00-4.62
  
3.26-3.41
  
Fracture
Conchoidal, Uneven
  
Fibrous, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references
  
Cleavage
Indistinct parting on [111]
  
Distinct on {100}, poor on {110}; parting on {001}
  
Mohs Hardness
7.5-8
  
7-8.5
  
Chemical Composition
ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)
  
AlAl6O3BSi3O18
  
Luster
Vitreous
  
Vitreous
  
Pleochroism
Not Available
  
Strong; X = deep blue or violet; Y = yellow to red-violet or nearly colorless; Z = colorless or very pale blue
  
Dispersion
Not Available
  
None
  
Transparency
Gemmological Tables (2004) More from other references
  
Translucent, Translucent to opaque
  
Refractive Index
1.790-1.818
  
1.669-1.723
  
Optic Character
Not Available
  
Not Available
  
Crystal System
cubic
  
Orthorhombic
  
Birefringence
Not Available
  
0.011-0.037
  
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
  
Translucent
  
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
  
Gahnite Vs Dumortierite Specifications
While buying, there is a common bewilderment that most of the buyers face. As you compare Gahnite Vs Dumortierite 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 Gahnite and Dumortierite Astrology. Its highly necessary to have a basic knowledge of facts about Gahnite and Dumortierite, before you finalize to buy one.
Gahnite is known to regulate the influence of Not Available planet. Dumortierite, the unique gem is known to regulate the influence of Saturn planet. Dumortierite, which is classic Blue, Violet, Brown, White, Blue, Brown, Violet, Greenish, pink colored gem, possesses Receptive energy.