Origin
Australia, Southern and central Africa, green, brown, Australia, France, green, brown, Australia, France
  
Brazil, USA, Canada, Madagascar, Sri Lanka, India, Burma
  
Color
Green, Colorless, gray, Yellow, White
  
Blue, Violet, Blue, Yellow, Grey
  
Streak
Colorless
  
Not Available
  
For which Rashi?
Libra
  
Libra, Sagittarius, Taurus, Libra, Sagittarius, Taurus, Libra, Sagittarius, Taurus
  
Planet
Venus
  
Jupiter
  
Element of Planets
Earth
  
Water
  
How to Wear?
  
  
Finger
Not Available
  
Not Available
  
Ring Metal
Not Available
  
Not Available
  
Energy
Receptive
  
Receptive
  
Deities
Freya
  
Goddess
  
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
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.80-2.95
  
2.6-2.7
  
Fracture
Uneven, Yellow, White, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Metallic
  
Not Available
  
Cleavage
Distinct on [001]
  
3,1
  
Mohs Hardness
6-6.5
  
7-7.5
  
Chemical Composition
Ca2Al2Si3O12(OH)
  
Mg2Al4Si5O18
  
Luster
Vitreous
  
Vitreous
  
Pleochroism
AbsentWalter Schumann
  
Not Available
  
Dispersion
None
  
Not Available
  
Transparency
Translucent
  
Transparent, Translucent, Transparent to translucent
  
Refractive Index
1.611-1.673
  
1.52-1.56
  
Optic Character
Not Available
  
Not Available
  
Crystal System
Orthorhombic
  
Orthorhombic
  
Birefringence
0.021-0.033
  
Not Available
  
Clarity
TranslucentHerve Nicolas Lazzarelli
  
Transparent to 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
  
Prehnite Vs Iolite Specifications
While buying, there is a common bewilderment that most of the buyers face. As you compare Prehnite Vs Iolite 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 Prehnite and Iolite Astrology. Its highly necessary to have a basic knowledge of facts about Prehnite and Iolite, before you finalize to buy one.
Prehnite is known to regulate the influence of Venus planet.Prehnite, that occurs commonly in Green, Colorless, gray, Yellow, White color, possesses Receptive energy.Iolite, the unique gem is known to regulate the influence of Jupiter planet. Iolite, which is classic Blue, Violet, Blue, Yellow, Grey colored gem, possesses Receptive energy.