1 Astrology
1.1 Origin
Not Available
Southern and central Africa
1.2 Color
Black, Brown
Yellow, Red, Brown
1.3 Streak
1.4 For which Rashi?
Not Available
Pisces, Cancer, Pisces, Cancer
1.5 Planet
Not Available
Moon, Neptune
1.6 Element of Planets
1.7 How to Wear?
1.7.1 Finger
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Not Available
1.7.2 Ring Metal
Not Available
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1.8 Energy
1.9 Deities
1.10 Not to wear with
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Not Available
1.11 Powers
1.12 Birthstone
1.12.1 Planetary
Not Available
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1.12.2 Talisman
Not Available
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2 Physical Properties
2.1 Tenacity
Not Available
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2.2 Solubility
Not Available
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2.3 Durability
Not Available
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2.4 Specific Gravity
2.5 Fracture
Uneven, Uneven, Management Team (2012), Conchoidal, Brittle
Not Available
2.6 Cleavage
2.7 Mohs Hardness
2.8 Chemical Composition
Fe 3O 4Ulrich Henn and Claudio C.
Not Available
3 Optical Properties
3.1 Luster
Not Available
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3.2 Pleochroism
Not Available
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3.3 Dispersion
3.4 Transparency
Gemmological Tables (2004)
Gemmological Tables (2004)
3.5 Refractive Index
3.6 Optic Character
Not Available
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3.7 Crystal System
Not Available
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3.8 Birefringence
Not Available0.16
0
0.296
3.9 Clarity
Gemmological Tables (2004)
Gemmological Tables (2004)
4 Benefits
4.1 Physical
4.1.1 Neurological
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4.1.2 Cardiovascular
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4.1.3 Respiratory
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4.1.4 Reproductive
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4.1.5 Digestive
Not Available
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4.2 Psychology
Not Available
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4.3 Healing
Not Available
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4.4 Qualities Associated
Not Available
Not Available