1 Astrology
1.1 Origin
Southern and central Africa
Australia
1.2 Color
White, Colorless, Blue, Red, Green, Yellow, Violet
Green, Blue
1.3 Streak
1.4 For which Rashi?
Not Available
Cancer, Gemini, Cancer, Gemini, Cancer, Gemini
1.5 Planet
1.6 Element of Planets
1.7 Energy
1.8 How to Wear?
1.8.1 Finger
Not Available
Not Available
1.8.2 Ring Metal
Not Available
Not Available
1.9 Deities
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
Not Available
Protection, Love, Money
1.12 Birthstone
1.12.1 Planetary
Not Available
Not Available
1.13.1 Talisman
Not Available
Not Available
2 Physical Properties
2.1 Tenacity
Not Available
Not Available
2.4 Solubility
Not Available
Not Available
3.2 Durability
Not Available
Not Available
3.4 Specific Gravity
3.95-4.102.60-2.85
1
7.18
5.2 Fracture
Uneven, Uneven, Gems, Sixth Edition (2006)
Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)
5.3 Cleavage
5.5 Mohs Hardness
Not Available2.5-4.5
2
10
5.15 Chemical Composition
Al 2O 3Michael OâDonoghue , Gems, Sixth Edition (2006)
Not Available
6 Optical Properties
6.1 Luster
6.2 Pleochroism
Not Available
AbsentWalter Schumann
6.4 Dispersion
9.6 Transparency
Transparent, Translucent
Translucent, Opaque
9.9 Refractive Index
1.757-1.7801.52-1.66
1
3.25
9.10 Optic Character
Not Available
Not Available
9.11 Crystal System
Not Available
Orthorhombic
9.12 Birefringence
9.13 Clarity
10 Benefits
10.1 Physical
10.1.1 Neurological
Not Available
Not Available
10.1.2 Cardiovascular
Not Available
Not Available
10.1.3 Respiratory
Not Available
Not Available
10.1.4 Reproductive
Not Available
Not Available
10.1.5 Digestive
Not Available
Not Available
10.2 Psychology
Not Available
Not Available
10.3 Healing
Not Available
Not Available
10.4 Qualities Associated
Not Available
Not Available