1 Astrology
1.1 Origin
Tanzania, Sri Lanka, China
Burma, Sri Lanka, Thailand, Cambodia, Vietnam, Madagascar, Tanzania, Kenya
1.2 Color
1.3 Streak
1.4 For which Rashi?
Not Available
Leo, Scorpio, Cancer, Sagittarius, Leo, Scorpio, Cancer, Sagittarius, Leo, Scorpio, Cancer, Sagittarius
1.5 Planet
1.6 Element of Planets
Not Available
Not Available
1.7 How to Wear?
1.7.1 Finger
Not Available
Ring Finger
1.7.2 Ring Metal
Not Available
Gold, Copper, Gold, Copper
1.8 Energy
1.9 Deities
Not Available
Buddha, Krishna
1.10 Not to wear with
Not Available
Ruby, Blue Sapphire, Diamond, Gomedh, Ruby, Blue Sapphire, Diamond, Gomedh
1.11 Powers
Not Available
Wealth, Joy
1.12 Birthstone
1.12.1 Planetary
Not Available
Not Available
1.12.2 Talisman
2 Physical Properties
2.1 Tenacity
2.2 Solubility
Not Available
Not Available
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
3.60-3.613.97-4.05
1
7.18
2.5 Fracture
2.6 Cleavage
Imperfect/fair/absent
No true cleavage
2.7 Mohs Hardness
2.8 Chemical Composition
Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references
Al 2 O 3
3 Optical Properties
3.1 Luster
Vitreous
Vitreous, Adamantine, Vitreous, Adamantine
3.2 Pleochroism
Weak
Strong: purplish-red
3.3 Dispersion
3.4 Transparency
Gemmological Tables (2004) More from other references
Transparent, Translucent, Transparent to opaque
3.5 Refractive Index
1.70-1.731.762-1.778
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
3.9 Clarity
Color grading system
Transparent
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
Not Available
4.1.2 Cardiovascular
Not Available
Not Available
4.1.3 Respiratory
Not Available
Not Available
4.1.4 Reproductive
Not Available
Not Available
4.1.5 Digestive
Not Available
Not Available
4.2 Psychology
Not Available
Not Available
4.3 Healing
Not Available
Not Available
4.4 Qualities Associated
Not Available
Not Available