1 Astrology
1.1 Origin
Italy
Brazil, Madagascar, Zambia, Sri Lanka, Burma, Russia, USA, Afghanistan
1.2 Color
Yellow, orange, Red
Green, Blue, Yellow, Red, Brown, White, Colorless, Blue, Red, Green, Yellow, pink
1.3 Streak
1.4 For which Rashi?
1.5 Planet
Not Available
Venus, Mars
1.6 Element of Planets
1.7 How to Wear?
1.7.1 Finger
Not Available
Not Available
1.7.2 Ring Metal
Not Available
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1.8 Energy
1.9 Deities
1.10 Not to wear with
Not Available
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1.11 Powers
Not Available
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
3.355-3.4332.85-3.35
1
7.18
2.5 Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001)
Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)
2.6 Cleavage
{???} Good, {???} Good
Indistinct
2.7 Mohs Hardness
2.8 Chemical Composition
(Ca,Mn2+ ,Fe2+ ) 3Al 2BSi 4O 15(OH)Anthony et al , Handbook of mineralogy (2001)
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
In thick sections
typically moderate to strong
3.3 Dispersion
3.4 Transparency
Transparent
Transparent, Translucent, Transparent to opaque
3.5 Refractive Index
1.690-1.7051.614-1.666
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
3.8 Birefringence
Not Available0.014-0.040
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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