Origin
Southern and central Africa
Brazil, Madagascar, Zambia, Sri Lanka, Burma, Russia, USA, Afghanistan
Color
-
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
2.50-2.802.85-3.35
1
7.18
👆🏻
Fracture
-
Uneven, Conchoidal
Cleavage
Perfect
Indistinct
Mohs Hardness
5-6.57-7.5
2
10
👆🏻
Chemical Composition
Na 4(Al,Si) 12O 24Cl to Ca 4(Si,Al) 12O 24(CO 3,SO 4)Arthur Thomas , Gemstones (2009)
Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.
Luster
-
Vitreous
Pleochroism
-
typically moderate to strong
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Transparent
Transparent, Translucent, Transparent to opaque
Refractive Index
1.531-1.6001.614-1.666
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
Trigonal
Birefringence
0.004-0.0370.014-0.040
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
Aids in mental clarity and focus
Cardiovascular
-
-
Respiratory
-
Good
Reproductive
-
-
Digestive
-
Supports digestive health
Psychology
Creativity
Protection
Healing
-
Emotional healing
Qualities Associated
Creativity
Protection