1 Astrology
1.1 Origin
Southern and central Africa
Southern and central Africa
1.2 Color
Red, Brown, Red, Red, Black
Violet, Blue, Yellow, Brown, White, Colorless
1.3 Streak
Brownish, Red, Brownish, Red
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
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2.3 Durability
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2.4 Specific Gravity
2.5 Fracture
Conchoidal, Metallic, UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001)
2.6 Cleavage
Fair in four directions forming octahedrons
Indistinct
2.7 Mohs Hardness
2.8 Chemical Composition
Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Ca 5(PO 4) 3FAnthony et al , Handbook of mineralogy (2001)
3 Optical Properties
3.1 Luster
Adamantine
Vitreous, Resinous
3.2 Pleochroism
visible
Weak to strong if coloreD
3.3 Dispersion
3.4 Transparency
TranslucentWalter Schumann
Transparent
3.5 Refractive Index
3.6 Optic Character
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3.7 Crystal System
3.8 Birefringence
Not AvailableNot Available
0
0.296
3.9 Clarity
TranslucentWalter Schumann
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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