1 Astrology
1.1 Origin
Afghanistan, Australia, India, blue, green, blue, green
Brazil, Madagascar, Zambia, Sri Lanka, Burma, Russia, USA, Afghanistan
1.2 Color
Green, Blue, gray
Green, Blue, Yellow, Red, Brown, White, Colorless, Blue, Red, Green, Yellow, pink
1.3 Streak
1.4 For which Rashi?
Sagittarius, Pisces, Aquarius, Sagittarius, Pisces, Aquarius, Sagittarius, Pisces, Aquarius
Libra
1.5 Planet
Venus, Neptune
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
1.10 Not to wear with
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1.11 Powers
Protection, Courage, Love
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
2.3 Durability
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2.4 Specific Gravity
2.30-2.902.85-3.35
1
7.18
2.5 Fracture
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle
Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)
2.6 Cleavage
Good to perfect_usually N/A
Indistinct
2.7 Mohs Hardness
2.8 Chemical Composition
CuAl6(PO4)4(OH)8 • 4H2O
Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Weak
typically moderate to strong
3.3 Dispersion
3.4 Transparency
Translucent, Opaque
Transparent, Translucent, Transparent to opaque
3.5 Refractive Index
1.610-1.6501.614-1.666
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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