Origin
Brazil, Madagascar, Zambia, Sri Lanka, Burma, Russia, USA, Afghanistan
-
Color
Green, Blue, Yellow, Red, Brown, White, Colorless, pink
Green, Yellow, Brown, White, Colorless, Blue, Brownish, Black
Streak
White
White
For which Rashi?
Libra
-
Planet
Venus, Mars
-
Element of Planets
Water
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
Venus
-
Not to wear with
-
-
Powers
Love, Courage
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
insoluble
Durability
-
-
Specific Gravity
2.85-3.352.36
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Uneven, Subconchoidal, Fibrous
Cleavage
Indistinct
[110] perfect, [101] good, [010] distinct
Mohs Hardness
7-7.53.5-4
2
10
👆🏻
Chemical Composition
Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.
Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous, Resinous, Pearly
Pleochroism
typically moderate to strong
Weak
Dispersion
0.020.02
0.005
1
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Transparency
Transparent, Translucent, Transparent to opaque
-
Refractive Index
1.614-1.6661.518-1.561
1
3.25
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Optic Character
-
-
Crystal System
Trigonal
Orthorhombic
Birefringence
0.014-0.0400.025
0
0.296
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Clarity
Transparent
-
Physical
Neurological
Aids in mental clarity and focus
-
Cardiovascular
-
Supports heart health
Respiratory
Good
-
Reproductive
-
-
Digestive
Supports digestive health
-
Psychology
Protection
Clarity
Healing
Emotional healing
Emotional healing
Qualities Associated
Protection
Clarity