Origin
Southern and central Africa
Southern and central Africa
Color
Colorless, White, Yellow, Blue, Green, gray
Yellow, Brown, Black
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
Brittle
-
Solubility
Soluble
-
Durability
-
-
Specific Gravity
2.95-2.964.392
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
None
{010} moderate, {100} imperfect
Mohs Hardness
7-7.56.5-7
2
10
👆🏻
Chemical Composition
Mg 3B 7O 13ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Fe 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Vitreous, Adamantine
Vitreous, Resinous
Pleochroism
None
Faint
Dispersion
-0.03
0.005
1
👆🏻
Transparency
Transparent
TransparentAnthony et al
Refractive Index
1.658-1.6731.827-1.879
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Orthorhombic
Birefringence
0.010-0.0110.042-0.051
0
0.296
👆🏻
Clarity
Transparent
TransparentAnthony et al
Physical
Neurological
-
-
Cardiovascular
Supports heart health
-
Respiratory
-
Good
Reproductive
-
-
Digestive
-
-
Psychology
-
Creativity
Healing
Emotional healing
Physical healing
Qualities Associated
Peace
Creativity