Origin
Color
Streak
For which Rashi?
Planet
Element of Planets
Energy
Finger
Ring Metal
Deities
Not to wear with
Powers
Planetary
Talisman
Tenacity
Solubility
Durability
Specific Gravity
Fracture
Cleavage
Mohs Hardness
Chemical Composition
Luster
Pleochroism
Dispersion
Transparency
Refractive Index
Optic Character
Crystal System
Birefringence
Clarity
Neurological
Cardiovascular
Respiratory
Reproductive
Digestive
Psychology
Healing
Qualities Associated
USA, Mexico, Tanzania, Brazil, Pakistan, Afghanistan, Origins: USA
Green, Reddish, Brown, Yellow, Colorless, Blue, Violet, Grey
(Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(OH)Walter Schumann , Gemstones of the world (2001) More from other references
TransparentUlrich Henn and Claudio C. Milisenda
Enhances mental clarity and focus
White, Colorless, Blue, Red, Green, Yellow, Violet
CaF 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Enhances mental clarity and focus