Facts about Black Opal and Rock Crystal
Origin
Australia
  
Sri Lanka
  
Color
White, Colorless, Blue, Red, Green, Yellow, Violet
  
White, Colorless, Blue, Red, Green, Yellow, Violet
  
Streak
Not Available
  
Not Available
  
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
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
1.97-2.22
  
2.65
  
Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
  
ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)
  
Cleavage
Not Available
  
Not Available
  
Mohs Hardness
6-6.5
  
7
  
Chemical Composition
SiO 2 + H 2OUlrich Henn and Claudio C.
  
SiO 2Walter Schumann , Gemstones of the world (2001)
  
Luster
Not Available
  
Not Available
  
Pleochroism
AbsentWalter Schumann
  
AbsentWalter Schumann
  
Dispersion
None
  
Transparency
Transparent, Translucent
  
TransparentWalter Schumann, Gemstones of the world (2001) More from other references
  
Refractive Index
1.370-1.470
  
1.544-1.553
  
Optic Character
Not Available
  
Not Available
  
Crystal System
Not Available
  
Not Available
  
Birefringence
Not Available
  
0.009
  
Clarity
Transparent
  
TransparentWalter Schumann
  
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
  
Black Opal Vs Rock Crystal Specifications
While buying, there is a common bewilderment that most of the buyers face. As you compare Black Opal Vs Rock Crystal 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 Black Opal and Rock Crystal Astrology. Its highly necessary to have a basic knowledge of facts about Black Opal and Rock Crystal, before you finalize to buy one.
Black Opal is known to regulate the influence of Not Available planet. Rock Crystal, the unique gem is known to regulate the influence of Not Available planet.