1 Astrology
1.1 Origin
A primary mineral in hydrothermal veins, stockworks, disseminations
Brazil
1.2 Color
Yellow, Green, Black
White, Blue, Yellow, Brown, Green, Brownish, Greenish, gray
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
Gemstones (2009), Flexible Flexible fragments.
2.6 Cleavage
Indistinct on {011}
{001} Perfect
2.7 Mohs Hardness
2.8 Chemical Composition
CuFeS 2Anthony et al , Handbook of mineralogy (2001)
Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
3 Optical Properties
3.1 Luster
3.2 Pleochroism
AbsentWalter Schumann
NilArthur Thomas
3.3 Dispersion
3.4 Transparency
Handbook of mineralogy (2001)
Translucent
3.5 Refractive Index
Not Available1.534-1.601
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
3.8 Birefringence
Not Available0.050
0
0.296
3.9 Clarity
Handbook of mineralogy (2001)
Translucent
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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