1 Astrology
1.1 Origin
Australia
Southern and central Africa
1.2 Color
Red, White, gray, Black
Blue
1.3 Streak
Brownish, Black
Not Available
1.4 For which Rashi?
Not Available
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1.5 Planet
Not Available
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1.6 Element of Planets
Not Available
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1.7 How to Wear?
1.7.1 Finger
Not Available
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1.7.2 Ring Metal
Not Available
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1.8 Energy
Not Available
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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
Not Available
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2.3 Durability
Not Available
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2.4 Specific Gravity
Not Available3.13-3.26
1
7.18
2.5 Fracture
Conchoidal, Uneven
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
2.6 Cleavage
{1010} Imperfect, {0001} Imperfect
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2.7 Mohs Hardness
2.8 Chemical Composition
Not Available
Ca 5(F,Cl)(PO 4) 3Arthur Thomas , Gemstones (2009)
3 Optical Properties
3.1 Luster
Not Available
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3.2 Pleochroism
Strong (reflected light)
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3.3 Dispersion
3.4 Transparency
Not Available
Gemmological Tables (2004)
3.5 Refractive Index
Not Available1.628-1.651
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
Not Available0.002-0.008
0
0.296
3.9 Clarity
Not Available
TransparentUlrich Henn and Claudio C. Milisenda
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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