Origin
Brazil
-
Color
Yellow, Brown, Black, Colorless, White, Brownish
White, Colorless, Blue, Red, Green, Yellow, Violet
Streak
White
-
For which Rashi?
-
Libra
Planet
-
Venus, Mars
Element of Planets
-
Earth
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Venus, Mars
Not to wear with
-
-
Powers
-
Love, Courage
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
-
Solubility
Effervesces in hot HCl
-
Durability
-
-
Specific Gravity
2.92-3.122.85-3.35
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
[10 1 1] perfect
3,2
Mohs Hardness
3.5-4.57-7.5
2
10
👆🏻
Chemical Composition
MgCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Tourmaline is a series of several different minerals with unique chemical formulas.
Luster
Vitreous
Vitreous
Pleochroism
-
-
Dispersion
0.030.02
0.005
1
👆🏻
Transparency
Translucent
Transparent, Translucent
Refractive Index
1.509-1.7201.614-1.666
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
Hexagonal
Birefringence
0.1910.014-0.040
0
0.296
👆🏻
Clarity
Translucent
Transparent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
Supports digestive health
-
Psychology
Calming
Balance
Healing
Emotional healing
Emotional healing
Qualities Associated
Relaxation
Vitality