Origin
Sri Lanka, Burma, USA, Russia
Southern and central Africa
Color
Yellow, Brown, pink, Colorless
Violet, Blue, Yellow, Brown, White, Colorless
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
3.46-3.503.1-3.25
1
7.18
👆🏻
Fracture
Conchoidal
Uneven
Cleavage
Perfect
Indistinct
Mohs Hardness
6-75
2
10
👆🏻
Chemical Composition
MgAlBO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Ca 5(PO 4) 3FAnthony et al , Handbook of mineralogy (2001)
Luster
-
Vitreous, Resinous
Pleochroism
Trichroism: green light brown dark brownHerve Nicolas Lazzarelli
Weak to strong if coloreD
Dispersion
0.020.03
0.005
1
👆🏻
Transparency
-
Transparent
Refractive Index
1.665-1.7121.631-1.650
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Hexagonal
Birefringence
0.036-0.042-9999
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Intuition
Clarity
Healing
Emotional healing
Emotional healing
Qualities Associated
Emotional Healing
Clarity