Origin
India
Brazil, Madagascar, Zambia, Sri Lanka, Burma, Russia, USA, Afghanistan
Color
Blue, Greenish
Green, Blue, Yellow, Red, Brown, White, Colorless, pink
Streak
Blue, 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
2.25-2.332.85-3.35
1
7.18
👆🏻
Fracture
-
Uneven, Conchoidal
Cleavage
Good on {010}
Indistinct
Mohs Hardness
3-47-7.5
2
10
👆🏻
Chemical Composition
Ca(VO)Si4O10•4(H2O)
Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.
Luster
Vitreous, Pearly
Vitreous
Pleochroism
Visible: X=Z= colorless Y= blue
typically moderate to strong
Dispersion
0.040.02
0.005
1
👆🏻
Transparency
-
Transparent, Translucent, Transparent to opaque
Refractive Index
1.5421.614-1.666
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Trigonal
Birefringence
0.0090.014-0.040
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
Enhances mental clarity and focus
Aids in mental clarity and focus
Cardiovascular
Supports heart health
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
Supports digestive health
Psychology
Communication
Protection
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Protection