1 Astrology
1.1 Origin
Brazil, Madagascar, Zambia, Sri Lanka, Burma, Russia, USA, Afghanistan
Afghanistan, Southern and central Africa, California
1.2 Color
Green, Blue, Yellow, Red, Brown, White, Colorless, Blue, Red, Green, Yellow, pink
Violet, Colorless, gray, White
1.3 Streak
1.4 For which Rashi?
1.5 Planet
Venus, Mars
Jupiter, Neptune
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
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
2.85-3.352.80-2.90
1
7.18
2.5 Fracture
Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)
Uneven, UnevenArthur Thomas, Gemstones (2009)
2.6 Cleavage
2.7 Mohs Hardness
2.8 Chemical Composition
Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.
Mg 3Si 4O 10(OH) 2Ulrich Henn and Claudio C.
3 Optical Properties
3.1 Luster
Vitreous
Vitreous, Pearly
3.2 Pleochroism
typically moderate to strong
X = almost colorless; Y = Z = pink
3.3 Dispersion
3.4 Transparency
Transparent, Translucent, Transparent to opaque
Transparent
3.5 Refractive Index
1.614-1.6661.525-1.587
1
3.25
3.6 Optic Character
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3.7 Crystal System
3.8 Birefringence
0.014-0.0400.0290-0.0380
0
0.296
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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