1 Astrology
1.1 Origin
Australia, Brazil, Burma, Canada, India, Madagascar, Sri Lanka, Tanzania
China, South Africa
1.2 Color
Blue, Violet, Greenish, Brown, Colorless, Colorless, Blue, Violet, Yellow, gray
Yellow, Brown
1.3 Streak
1.4 For which Rashi?
Not Available
Leo, Capricorn, Leo, Capricorn, Leo, Capricorn
1.5 Planet
1.6 Element of Planets
1.7 How to Wear?
1.7.1 Finger
Not Available
Not Available
1.7.2 Ring Metal
Not Available
Not Available
1.8 Energy
1.9 Deities
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
Not Available
Money, Protection
1.12 Birthstone
1.12.1 Planetary
Not Available
Not Available
1.12.2 Talisman
Not Available
Not Available
2 Physical Properties
2.1 Tenacity
2.2 Solubility
Not Available
Not Available
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
2.57-2.662.58-2.64
1
7.18
2.5 Fracture
Subconchoidal, Conchoidal, Brittle
Gems, Sixth Edition (2006)
2.6 Cleavage
Fair on {100}, poor on {001} and {010}
Indiscernible
2.7 Mohs Hardness
2.11 Chemical Composition
3 Optical Properties
3.1 Luster
3.2 Pleochroism
X = pale yellow
Not Available
3.3 Dispersion
4.4 Transparency
4.5 Refractive Index
Not Available1.534-1.540
1
3.25
4.8 Optic Character
Not Available
Not Available
4.9 Crystal System
4.10 Birefringence
Not AvailableNot Available
0
0.296
4.14 Clarity
Not Available
Gemstones of the world (2001) More from other references
5 Benefits
5.1 Physical
5.1.1 Neurological
Not Available
Not Available
5.1.2 Cardiovascular
Not Available
Not Available
5.1.3 Respiratory
Not Available
Not Available
5.1.4 Reproductive
Not Available
Not Available
5.1.5 Digestive
Not Available
Not Available
5.2 Psychology
Not Available
Not Available
5.3 Healing
Not Available
Not Available
5.4 Qualities Associated
Not Available
Not Available