1 Astrology
1.1 Origin
A primary mineral in hydrothermal veins, stockworks, disseminations
Southern and central Africa
1.2 Color
Yellow, Green, Black
Colorless, Greenish, Colorless, Green, gray, Yellow
1.3 Streak
Yellow, Green, Black, Greenish, Black
White
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
2.3 Durability
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2.4 Specific Gravity
2.5 Fracture
Uneven, Brittle, Metallic
Irregular/uneven, Uneven
2.6 Cleavage
Indistinct on {011}
Perfect on {001}
2.7 Mohs Hardness
2.8 Chemical Composition
CuFeS 2Anthony et al , Handbook of mineralogy (2001)
Ca 2Al 3(SiO 4) 3(OH)Walter Schumann , Gemstones of the world (2001) More from other references
3 Optical Properties
3.1 Luster
3.2 Pleochroism
AbsentWalter Schumann
StrongArthur Thomas
3.3 Dispersion
3.4 Transparency
Handbook of mineralogy (2001)
Transparent
3.5 Refractive Index
Not Available1.670-1.734
1
3.25
3.6 Optic Character
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3.7 Crystal System
3.8 Birefringence
Not Available0.006-0.011
0
0.296
3.9 Clarity
Handbook of mineralogy (2001)
Transparent
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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