1 Astrology
1.1 Origin
Brazil, Southern and central Africa, Sri Lanka
A primary mineral in hydrothermal veins, stockworks, disseminations
1.2 Color
Red, gray
Yellow, Green, Black
1.3 Streak
Red, Black
Yellow, Green, Black, Greenish, Black
1.4 For which Rashi?
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1.5 Planet
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1.6 Element of Planets
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1.7 How to Wear?
1.7.1 Finger
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1.7.2 Ring Metal
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1.8 Energy
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1.9 Deities
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1.10 Not to wear with
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1.11 Powers
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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
2.2 Solubility
Insoluble in acids
Soluble
2.3 Durability
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2.4 Specific Gravity
2.5 Fracture
Uneven, ConchoidalArthur Thomas, Gemstones (2009)
Uneven, Brittle, Metallic
2.6 Cleavage
{110} good, 100 moderate, parting on {092} and {011}
Indistinct on {011}
2.7 Mohs Hardness
2.8 Chemical Composition
TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)
CuFeS 2Anthony et al , Handbook of mineralogy (2001)
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Weak to distinct brownish red-green-yellow
AbsentWalter Schumann
3.3 Dispersion
3.4 Transparency
Transparent, Translucent
Handbook of mineralogy (2001)
3.5 Refractive Index
2.609-2.903Not Available
1
3.25
3.6 Optic Character
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3.7 Crystal System
3.8 Birefringence
0.296Not Available
0
0.296
3.9 Clarity
Transparent
Handbook of mineralogy (2001)
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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