1 Astrology
1.1 Origin
Not Available
Not Available
1.2 Color
Black
Reddish, Brown, Yellow, Green, Red, Greenish, gray
1.3 Streak
1.4 For which Rashi?
Aquarius, All, Taurus, Aquarius, All, Taurus, Aquarius
Not Available
1.5 Planet
Not Available
Not Available
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
Projective, Receptive
Not Available
1.9 Deities
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
Not Available
Not Available
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
2.5 Fracture
Not Available
Conchoidal, Uneven, Brittle
2.6 Cleavage
Not Available
Imperfect on {001}, indistinct on {011}
2.7 Mohs Hardness
2.8 Chemical Composition
Not Available
Not Available
3 Optical Properties
3.1 Luster
Not Available
Resinous, Subadamantine
3.2 Pleochroism
Not Available
Not Available
3.3 Dispersion
3.4 Transparency
Not Available
Not Available
3.5 Refractive Index
Not Available2.180-2.190
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
Not Available0.090
0
0.296
3.9 Clarity
Not Available
Not Available
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