Origin
Italy, China
Brazil, Madagascar, Zambia, Sri Lanka, Burma, Russia, USA, Afghanistan
Color
Colorless, White, Blue, gray
Green, Blue, Yellow, Red, Brown, White, Colorless, pink
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
Brittle
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.092.85-3.35
1
7.18
👆🏻
Fracture
Uneven
Uneven, Conchoidal
Cleavage
Perfect on {100} and {010}, imperfect on {101}
Indistinct
Mohs Hardness
87-7.5
2
10
👆🏻
Chemical Composition
CaAl2Si2O7(OH)2.H2O
Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.
Luster
Vitreous, Greasy
Vitreous
Pleochroism
Weak
typically moderate to strong
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
-
Transparent, Translucent, Transparent to opaque
Refractive Index
1.672-1.6761.614-1.666
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Trigonal
Birefringence
0.019-0.0210.014-0.040
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
-
Aids in mental clarity and focus
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
Supports digestive health
Psychology
-
Protection
Healing
Emotional healing
Emotional healing
Qualities Associated
-
Protection