Origin
Australia
Sri Lanka
Color
White, Colorless, Blue, Red, Green, Yellow, Violet
Black, Brownish, Reddish, Brown, Red, Yellow, White, Colorless, Brown, Brownish, Black, Colorless, Green, gray
Streak
Not Available
White, Brownish, Brownish, White
For which Rashi?
Not Available
Not Available
Planet
Not Available
Not Available
Element of Planets
Not Available
Not Available
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
Planetary
Not Available
Not Available
Talisman
Not Available
Not Available
Tenacity
Not Available
Brittle
Solubility
Not Available
insoluble
Durability
Not Available
Not Available
Specific Gravity
1.97-2.22
6.86-7.03
Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Irregular
Cleavage
Not Available
{100} imperfect, {110} indistinct; partings on {111} or {011}
Chemical Composition
SiO 2 + H 2OUlrich Henn and Claudio C.
SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Not Available
Adamantine, Greasy
Pleochroism
AbsentWalter Schumann
Pleochroic haloes have been observed. Dichroic in yellow
Transparency
Transparent, Translucent
Transparent, Translucent
Refractive Index
1.370-1.470
1.990-2.105
Optic Character
Not Available
Not Available
Crystal System
Not Available
tetragonal
Birefringence
Not Available
0.096-0.098
Clarity
Transparent
Transparent
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 Cassiterite Specifications
While buying, there is a common bewilderment that most of the buyers face. As you compare Black Opal Vs Cassiterite 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 Cassiterite Astrology. Its highly necessary to have a basic knowledge of facts about Black Opal and Cassiterite, before you finalize to buy one.
Black Opal is known to regulate the influence of Not Available planet. Cassiterite, the unique gem is known to regulate the influence of Not Available planet.