Origin
India
Southern and central Africa
Color
Colorless, White, Yellow, Green, pink, Violet
Blue, Colorless, White
Streak
White
White
For which Rashi?
-
Gemini, Virgo
Planet
-
-
Element of Planets
-
Earth
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Quan Yin
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.33-2.372.45-2.58
1
7.18
👆🏻
Fracture
Uneven
Conchoidal
Cleavage
Perfect on {001}, imperfect on {110}
None
Mohs Hardness
4.5-53-3.5
2
10
👆🏻
Chemical Composition
(K,Na)Ca4Si8O20(F,OH)•8(H2O)
Ca 2B 5SiO 9(OH) 5Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Pearly
Vitreous
Pleochroism
-
-
Dispersion
0.010.01
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.530-1.5361.583-1.608
1
3.25
👆🏻
Optic Character
-
-
Crystal System
tetragonal
monoclinic
Birefringence
-99990.019
0
0.296
👆🏻
Clarity
-
-
Physical
Neurological
-
Aids in mental clarity and focus
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Clarity
Calming
Healing
Emotional healing
Emotional healing
Qualities Associated
Spiritual Awakening
Calming