1 Astrology
1.1 Origin
A primary mineral in hydrothermal veins, stockworks, disseminations
Canada, Madagascar, Southern and central Africa, Sri Lanka, USA
1.2 Color
Yellow, Green, Black
Violet, Blue
1.3 Streak
Yellow, Green, Black, Greenish, Black
Not Available
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
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)
2.6 Cleavage
Indistinct on {011}
Not Available
2.7 Mohs Hardness
2.8 Chemical Composition
CuFeS 2Anthony et al , Handbook of mineralogy (2001)
Mg 2Al 4Si 5O 18Ulrich Henn and Claudio C.
3 Optical Properties
3.1 Luster
3.2 Pleochroism
AbsentWalter Schumann
Strong trichroism: colorless to yellowish
3.3 Dispersion
3.4 Transparency
Handbook of mineralogy (2001)
Transparent
3.5 Refractive Index
Not Available1.542-1.578
1
3.25
3.6 Optic Character
3.7 Crystal System
3.8 Birefringence
Not Available0.008-0.012
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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