Origin
Afghanistan, Brazil, Mozambique, Sri Lanka, USA
Brazil, Madagascar, Zambia, Sri Lanka, Burma, Russia, USA, Afghanistan
Color
Green, Brown
Green, Blue, Yellow, Red, Brown, White, Colorless, pink
Streak
-
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
-
-
Durability
-
-
Specific Gravity
2.90-3.402.85-3.35
1
7.18
👆🏻
Fracture
Conchoidal
Uneven, Conchoidal
Cleavage
Indiscernible
Indistinct
Mohs Hardness
7-7.57-7.5
2
10
👆🏻
Chemical Composition
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.
Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.
Luster
-
Vitreous
Pleochroism
Strong: dark green yellow
typically moderate to strong
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Transparent, Translucent
Transparent, Translucent, Transparent to opaque
Refractive Index
1.614-1.6661.614-1.666
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
Trigonal
Birefringence
0.014-0.0400.014-0.040
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
Aids in mental clarity and focus
Cardiovascular
Supports heart health
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
Supports digestive health
Psychology
Compassion
Protection
Healing
Emotional healing
Emotional healing
Qualities Associated
Compassion
Protection