1 Astrology
1.1 Origin
1.2 Color
Not Available
White, Colorless, Blue, Red, Green, Yellow, Violet
1.3 Streak
Not Available
Not Available
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
Not Available
1.8 Energy
1.9 Deities
Not Available
Venus, Mars
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
Not Available
Love, Courage
1.12 Birthstone
1.12.1 Planetary
Not Available
Not Available
1.12.2 Talisman
Not Available
Not Available
2 Physical Properties
2.1 Tenacity
Not Available
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2.2 Solubility
Not Available
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2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
3.32-3.472.85-3.35
1
7.18
2.5 Fracture
Not Available
ConchoidalArthur Thomas, Gemstones (2009)
2.6 Cleavage
2.7 Mohs Hardness
2.8 Chemical Composition
Ca 10Mg 2Al 4(SiO 4) 5(Si 2O 7) 2(OH) 4Ulrich 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
Weak; present colour lighter
Not Available
3.3 Dispersion
3.4 Transparency
TranslucentWalter Schumann, Gemstones of the world (2001)
Transparent, Translucent
3.5 Refractive Index
1.700-1.7251.614-1.666
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
0.001-0.0120.014-0.040
0
0.296
3.9 Clarity
TranslucentWalter Schumann
Transparent
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
Not Available
4.1.2 Cardiovascular
Not Available
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4.1.3 Respiratory
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4.1.4 Reproductive
Not Available
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4.1.5 Digestive
Not Available
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4.2 Psychology
Not Available
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4.3 Healing
Not Available
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4.4 Qualities Associated
Not Available
Not Available