Origin
Australia
  
Mexico
  
Color
White, Colorless, Blue, Red, Green, Yellow, Violet
  
Colorless, White, Colorless, Greenish, Brown, White, Colorless, Greenish, Brown, White, Colorless, Greenish, Brown
  
Streak
Not Available
  
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
Not Available
  
Flexible
  
Solubility
Not Available
  
Soluble
  
Durability
Not Available
  
Not Available
  
Specific Gravity
1.97-2.22
  
2.20-2.40
  
Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
  
Conchoidal, Splintery, Fibrous, UnevenArthur Thomas, Gemstones (2009)
  
Cleavage
Not Available
  
Perfect on {010}, distinct on {100}
  
Mohs Hardness
6-6.5
  
2
  
Chemical Composition
SiO 2 + H 2OUlrich Henn and Claudio C.
  
CaSO 4 -2(H 2O)Arthur Thomas , Gemstones (2009)
  
Luster
Not Available
  
Vitreous, Silky, Pearly, Waxy
  
Pleochroism
AbsentWalter Schumann
  
None
  
Dispersion
None
  
Not Available
  
Transparency
Transparent, Translucent
  
Transparent, Translucent
  
Refractive Index
1.370-1.470
  
1.521-1.531
  
Optic Character
Not Available
  
Not Available
  
Crystal System
Not Available
  
monoclinic
  
Birefringence
Not Available
  
0.010
  
Clarity
Transparent
  
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
  
Black Opal Vs Gypsum Specifications
While buying, there is a common bewilderment that most of the buyers face. As you compare Black Opal Vs Gypsum 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 Gypsum Astrology. Its highly necessary to have a basic knowledge of facts about Black Opal and Gypsum, before you finalize to buy one.
Black Opal is known to regulate the influence of Not Available planet. Gypsum, the unique gem is known to regulate the influence of Not Available planet.