1 Astrology
1.1 Origin
Southern and central Africa
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1.2 Color
Brown, Black, Blue
White, Colorless, Blue, Red, Green, Yellow, Violet
1.3 Streak
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1.4 For which Rashi?
1.5 Planet
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Venus, Mars
1.6 Element of Planets
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
1.9 Deities
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Venus, Mars
1.10 Not to wear with
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1.11 Powers
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Love, Courage
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
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2.2 Solubility
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2.3 Durability
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2.4 Specific Gravity
2.5 Fracture
ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)
ConchoidalArthur Thomas, Gemstones (2009)
2.6 Cleavage
2.7 Mohs Hardness
2.8 Chemical Composition
SiO 2Ulrich Henn and Claudio C.
Tourmaline is a series of several different minerals with unique chemical formulas.
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Definite: brown reddish-brownWalter Schumann
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3.3 Dispersion
3.4 Transparency
Transparent, Translucent
Transparent, Translucent
3.5 Refractive Index
1.544-1.5531.614-1.666
1
3.25
3.6 Optic Character
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3.7 Crystal System
3.8 Birefringence
3.9 Clarity
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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