Astrology
Origin
Southern and central Africa
Burma, Sri Lanka, India, Madagascar, Kenya, Tanzania, Thailand, Cambodia, China, Australia, USA
Color
Black, Brownish, White, Brown
Colorless, Yellow, Green, Violet, White, Blue, Red, pink
Streak
Reddish, Black
Not Available
For which Rashi?
Not Available
Pisces, Taurus, Gemini, Libra
Planet
Not Available
Saturn
Element of Planets
Not Available
Water
Energy
Not Available
Not Available
How to Wear?
Finger
Not Available
Not Available
Ring Metal
Not Available
Not Available
Deities
Not Available
Apollo
Not to wear with
Not Available
Not Available
Powers
Not Available
Psychic Power
Birthstone
Planetary
Not Available
Not Available
Talisman
Not Available
Not Available
Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
insoluble
Durability
Not Available
Not Available
Specific Gravity
4.76-5.03
3.95-4.03
Fracture
Conchoidal
Uneven
Cleavage
None
None, but may exhibit parting
Mohs Hardness
5.5-6.5
9
Chemical Composition
(Mn2+ ,Fe2+ ,Mg)(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
Al 2 O 3
Optical Properties
Luster
Not Available
Vitreous, Adamantine
Pleochroism
Not Available
Strong
Dispersion
Not Available
0.02
21
Transparency
Translucent
Transparent, Translucent, Transparent to opaque
Refractive Index
Not Available
1.762-1.788
Optic Character
Not Available
Not Available
Crystal System
Not Available
Trigonal
Birefringence
Not Available
0.008-0.009
Clarity
Translucent
Transparent
Benefits
Physical
Neurological
Not Available
Not Available
Cardiovascular
Not Available
Not Available
Respiratory
Not Available
Not Available
Reproductive
Not Available
Not Available
Digestive
Not Available
Not Available
Psychology
Not Available
Not Available
Healing
Not Available
Not Available
Qualities Associated
Not Available
Not Available
