1 Astrology
1.1 Origin
Afghanistan, China, Madagascar, Southern and central Africa, Pakistan, Sri Lanka, USA
Southern and central Africa
1.2 Color
Red, Reddish, orange, Brown
Brown, Black
1.3 Streak
1.4 For which Rashi?
Not Available
Cancer, Leo, Cancer, Leo, Cancer, Leo
1.5 Planet
Not Available
Mars, Saturn
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
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
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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
4.12-4.18Not Available
1
7.18
2.5 Fracture
ConchoidalArthur Thomas, Conchoidal, Brittle
Not Available
2.6 Cleavage
{???} Distinct
Not Available
2.7 Mohs Hardness
2.8 Chemical Composition
Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Not Available
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Not Available
Not Available
3.3 Dispersion
3.4 Transparency
Gemmological Tables (2004) More from other references
Not Available
3.5 Refractive Index
1.789-1.820Not Available
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
0.027Not Available
0
0.296
3.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Not Available
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
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4.1.2 Cardiovascular
Not Available
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4.1.3 Respiratory
Not Available
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4.1.4 Reproductive
Not Available
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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