Origin
Brazil, Colombia, Southern and central Africa
  
Mexico
  
Color
Greenish, Blue, Colorless, White, Green
  
Blue, Blue, Black
  
Streak
White
  
Grey, Black, gray
  
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
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.08-3.12
  
4.6-4.76
  
Fracture
ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001), Brittle, Metallic
  
Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic
  
Cleavage
{010} Perfect
  
Perfect on {0001}
  
Mohs Hardness
7.5
  
Not Available
  
Chemical Composition
BeAlSiO 4(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
  
CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references
  
Luster
Vitreous
  
Resinous
  
Pleochroism
Weak: colorless-(greenish) yellow
  
Marked
  
Dispersion
Not Available
  
Transparency
Gemmological Tables (2004) More from other references
  
OpaqueAnthony et al, Handbook of mineralogy (2001) More from other references
  
Refractive Index
1.650-1.677
  
1.45-2.62
  
Optic Character
Not Available
  
Not Available
  
Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/a
  
Hexagonal
  
Birefringence
0.019-0.025
  
Not Available
  
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
  
OpaqueAnthony et al
  
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
  
Euclase Vs Covellite Specifications
While buying, there is a common bewilderment that most of the buyers face. As you compare Euclase Vs Covellite 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 Euclase and Covellite Astrology. Its highly necessary to have a basic knowledge of facts about Euclase and Covellite, before you finalize to buy one.
Euclase is known to regulate the influence of Not Available planet. Covellite, the unique gem is known to regulate the influence of Not Available planet.