Origin
Southern and central Africa
  
Sri Lanka
  
Color
Blue
  
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
  
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
  
Brittle
  
Solubility
Not Available
  
insoluble
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.64-2.69
  
6.86-7.03
  
Fracture
Gems, Sixth Edition (2006), Gems, Sixth Edition (2006)
  
Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Irregular
  
Cleavage
Not Available
  
{100} imperfect, {110} indistinct; partings on {111} or {011}
  
Mohs Hardness
7
  
6-7
  
Chemical Composition
SiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)
  
SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
  
Luster
Not Available
  
Adamantine, Greasy
  
Pleochroism
Not Available
  
Pleochroic haloes have been observed. Dichroic in yellow
  
Dispersion
Not Available
  
Transparency
Transparent, Translucent
  
Transparent, Translucent
  
Refractive Index
1.544-1.553
  
1.990-2.105
  
Optic Character
Not Available
  
Not Available
  
Crystal System
Not Available
  
tetragonal
  
Birefringence
0.009
  
0.096-0.098
  
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
  
Prase Vs Cassiterite Specifications
While buying, there is a common bewilderment that most of the buyers face. As you compare Prase 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 Prase and Cassiterite Astrology. Its highly necessary to have a basic knowledge of facts about Prase and Cassiterite, before you finalize to buy one.
Prase is known to regulate the influence of Not Available planet. Cassiterite, the unique gem is known to regulate the influence of Not Available planet.