Origin
Brazil, USA, Madagascar, Sri Lanka, Burma, Thailand, Cambodia, Afghanistan, Russia
  
Australia, Southern and central Africa, green, brown, Australia, France, green, brown, Australia, France
  
Color
Blue, Violet, Colorless, Red, Green, Brown
  
Green, Colorless, gray, Yellow, White
  
Streak
White
  
Colorless
  
For which Rashi?
Sagittarius, Scorpio, Sagittarius, Scorpio, Sagittarius, Scorpio
  
Libra
  
Planet
Pluto
  
Venus
  
Element of Planets
Not Available
  
Earth
  
How to Wear?
  
  
Finger
Not Available
  
Not Available
  
Ring Metal
Not Available
  
Not Available
  
Energy
Projective
  
Receptive
  
Deities
Hephaestus
  
Freya
  
Not to wear with
Not Available
  
Not Available
  
Powers
Money
  
Not Available
  
Birthstone
  
  
Planetary
Not Available
  
Not Available
  
Talisman
Not Available
  
Not Available
  
Tenacity
Not Available
  
Brittle
  
Solubility
none
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.64-3.66
  
2.80-2.95
  
Fracture
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)
  
Uneven, Yellow, White, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Metallic
  
Cleavage
None, but may exhibit slight parting
  
Distinct on [001]
  
Mohs Hardness
8
  
6-6.5
  
Chemical Composition
MgAl2O4
  
Ca2Al2Si3O12(OH)
  
Luster
Vitreous
  
Vitreous
  
Pleochroism
Absent
  
AbsentWalter Schumann
  
Dispersion
None
  
Transparency
Transparent, Translucent, Transparent to translucent
  
Translucent
  
Refractive Index
1.73
  
1.611-1.673
  
Optic Character
Not Available
  
Not Available
  
Crystal System
Isometric
  
Orthorhombic
  
Birefringence
Not Available
  
0.021-0.033
  
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
  
TranslucentHerve Nicolas Lazzarelli
  
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
  
Spinel Vs Prehnite Specifications
While buying, there is a common bewilderment that most of the buyers face. As you compare Spinel Vs Prehnite 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 Spinel and Prehnite Astrology. Its highly necessary to have a basic knowledge of facts about Spinel and Prehnite, before you finalize to buy one.
Spinel is known to regulate the influence of Pluto planet.Spinel, that occurs commonly in Blue, Violet, Colorless, Red, Green, Brown color, possesses Projective energy.Prehnite, the unique gem is known to regulate the influence of Venus planet. Prehnite, which is classic Green, Colorless, gray, Yellow, White colored gem, possesses Receptive energy.