Origin
Burma, Sri Lanka, India, Madagascar, Kenya, Tanzania, Thailand, Cambodia, China, Australia, USA
Southern and central Africa
Color
Colorless, Yellow, Green, Violet, White, Blue, Red, pink
Brown, Red, Blue, Yellow, orange
Streak
-
-
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
3.95-4.032.60-2.64
1
7.18
👆🏻
Fracture
Uneven
Uneven, Splintery, Conchoidal
Cleavage
None, but may exhibit parting
Absent
Mohs Hardness
96.5-7
2
10
👆🏻
Chemical Composition
Al 2 O 3
SiO 2Arthur Thomas , Gemstones (2009)
Luster
Vitreous, Adamantine
Waxy, Vitreous, Greasy, Silky
Pleochroism
Strong
-
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to opaque
Translucent
Refractive Index
1.762-1.7881.530-1.543
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
Trigonal
Birefringence
0.008-0.0090.003-0.009
0
0.296
👆🏻
Clarity
Transparent
Translucent
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
-
Aids in digestion and nutrient absorption
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Intuition
Protection
Healing
Emotional healing
Emotional healing
Qualities Associated
Wisdom
Protection