Origin
Burma, Sri Lanka, India, Madagascar, Kenya, Tanzania, Thailand, Cambodia, China, Australia, USA
Spain, China
Color
Colorless, Yellow, Green, Violet, White, Blue, Red, pink
Red, gray, Brown, pink
Streak
-
Scarlet, Red
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
-
Slightly sectile
Solubility
insoluble
1.04 x 10−25 g per 100 ml water (Ksp at 25°C = 2 x 10−32)
Durability
-
-
Specific Gravity
3.95-4.032
1
7.18
👆🏻
Fracture
Uneven
Uneven
Cleavage
None, but may exhibit parting
Prismatic {10 1 0}, perfect
Mohs Hardness
92-2.5
2
10
👆🏻
Chemical Composition
Al 2 O 3
HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Adamantine
Adamantine
Pleochroism
Strong
-
Dispersion
0.020.06
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to opaque
Translucent
Refractive Index
1.762-1.7882.905-3.25
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
Trigonal
Birefringence
0.008-0.009-9999
0
0.296
👆🏻
Clarity
Transparent
Translucent
Physical
Neurological
Enhances mental clarity and focus
Boosts mental agility and focus
Cardiovascular
-
-
Respiratory
Good
Poor
Reproductive
-
-
Digestive
-
-
Psychology
Intuition
Passion
Healing
Emotional healing
Emotional healing
Qualities Associated
Wisdom
Manifestation