1 Astrology
1.1 Origin
Canada, Russia
USA, Mexico, Austria, India, Southern and central Africa, Australia, Argentina, Mexico, Spain, Argentina, Mexico, Spain
1.2 Color
Black, Green, Black, Green, Black, Green, gray, Black, Green, gray
Red, Brown, rose
1.3 Streak
Not Available, Not Available, gray, Green
White
1.4 For which Rashi?
Not Available
Scorpio, Leo, Scorpio, Leo, Scorpio, Leo
1.5 Planet
1.6 Element of Planets
Not Available
Not Available
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
Not Available
Mary Magdalene
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
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
Uneven, Brittle, Metallic, Brittle, Metallic
Uneven, Conchoidal, Conchoidal to uneven, Brittle
2.6 Cleavage
Perfect on [110]
On {10 1 1} perfect; parting on {10 1 2}
2.7 Mohs Hardness
2.8 Chemical Composition
NaNa2(Fe++4Fe+++)Si8O22(OH)2
MnCO3
3 Optical Properties
3.1 Luster
3.2 Pleochroism
3.3 Dispersion
3.4 Transparency
Not Available
Transparent, Opaque, Transparent to nearly opaque
3.5 Refractive Index
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
Not Available0.208-0.220
0
0.296
3.9 Clarity
Not Available
Transparent to nearly opaque
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