Origin
Southern and central Africa
Brazil
Color
Colorless, gray, White
Blue, Greenish
Streak
White
White
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.40-2.423.31
1
7.18
👆🏻
Fracture
-
Uneven
Cleavage
{010} Perfect, {001} Distinct
{110} Good
Mohs Hardness
4.55.5-6
2
10
👆🏻
Chemical Composition
Ca 2B 6O 11 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Fe2+ ,Mg)Al 2(PO 4) 2(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Vitreous
-
Pleochroism
-
Colorless blueAnthony et al
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Transparent
-
Refractive Index
1.584-1.6151.639-1.680
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/a
-
Birefringence
0.028-0.0300.041
0
0.296
👆🏻
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Imagination
Communication
Healing
Emotional healing
Emotional healing
Qualities Associated
Harmony
Intuition & Communication