Origin
Burma, Sri Lanka, India, Madagascar, Kenya, Tanzania, Thailand, Cambodia, China, Australia, USA
Turkey, Russia, Canada
Color
Colorless, Yellow, Green, Violet, White, Blue, Red, pink
Reddish, Brown
Streak
-
White
For which Rashi?
Pisces, Taurus, Gemini, Libra
-
Planet
Saturn
-
Element of Planets
Water
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
Apollo
-
Not to wear with
-
-
Powers
Psychic Power
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
insoluble
-
Durability
-
-
Specific Gravity
3.95-4.034.95-5.0
1
7.18
👆🏻
Fracture
Uneven
Uneven
Cleavage
None, but may exhibit parting
Imperfect to indistinct on {10 1 0}, parting on {0001}
Mohs Hardness
94-5
2
10
👆🏻
Chemical Composition
Al 2 O 3
(Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Adamantine
Vitreous, Greasy, Pearly
Pleochroism
Strong
Faint
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to opaque
-
Refractive Index
1.762-1.7881.717-1.722
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
Hexagonal
Birefringence
0.008-0.0090.100
0
0.296
👆🏻
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
Enhances mental clarity and focus
-
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Intuition
Creativity
Healing
Emotional healing
Physical healing
Qualities Associated
Wisdom
Creativity