1 Astrology
1.1 Origin
USA
Southern and central Africa, Orange, blue, Orange, blue
1.2 Color
Brown, Red, Black, Brownish
White, Blue
1.3 Streak
Reddish, Brown, Reddish, Brown
Not Available
1.4 For which Rashi?
1.5 Planet
1.6 Element of Planets
1.7 How to Wear?
1.7.1 Finger
Not Available
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1.7.2 Ring Metal
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1.8 Energy
1.9 Deities
1.10 Not to wear with
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1.11 Powers
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Healing, Protection
1.12 Birthstone
1.12.1 Planetary
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1.12.2 Talisman
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2 Physical Properties
2.1 Tenacity
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2.2 Solubility
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2.3 Durability
Not Available
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2.4 Specific Gravity
5.05-5.222.60-2.70
1
7.18
2.5 Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001)
Irregular, Irregular, Gemstones of the world (2001)
2.6 Cleavage
2.7 Mohs Hardness
2.8 Chemical Composition
(Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
CaCO 3Ulrich Henn and Claudio C.
3 Optical Properties
3.1 Luster
Not Available
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3.2 Pleochroism
Not Available
AbsentWalter Schumann
3.3 Dispersion
3.4 Transparency
3.5 Refractive Index
Not Available1.486-1.658
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
Isometric Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F d3m
Trigonal
3.8 Birefringence
Not Available0.160-0.172
0
0.296
3.9 Clarity
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
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4.2 Psychology
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4.3 Healing
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4.4 Qualities Associated
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