Origin
USA
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Color
Blue, Green
White, Colorless, Blue, Red, Green, Yellow, Violet
Streak
Blue, Greenish, White
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For which Rashi?
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Libra
Planet
-
Venus, Mars
Element of Planets
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Earth
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Venus, Mars
Not to wear with
-
-
Powers
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Love, Courage
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
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Solubility
-
-
Durability
-
-
Specific Gravity
5.6-5.762.85-3.35
1
7.18
👆🏻
Fracture
Uneven
Conchoidal
Cleavage
[001] perfect; [100] distinct
3,2
Mohs Hardness
2.5-37-7.5
2
10
👆🏻
Chemical Composition
Pb 5Cu 2(SO 4) 3(CO 3)(OH) 6Anthony et al , Handbook of mineralogy (2001)
Tourmaline is a series of several different minerals with unique chemical formulas.
Luster
Vitreous
Vitreous
Pleochroism
Weak
-
Dispersion
0.050.02
0.005
1
👆🏻
Transparency
Transparent
Transparent, Translucent
Refractive Index
1.818-1.9091.614-1.666
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Hexagonal
Birefringence
0.0910.014-0.040
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Creativity
Balance
Healing
-
Emotional healing
Qualities Associated
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Vitality