Origin
Southern and central Africa
USA
Color
White, Blue, gray, Green, Brown
Colorless, White, Yellow
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
-
-
Durability
-
-
Specific Gravity
2.30-2.402.79-2.87
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Conchoidal
Cleavage
{110} Perfect
{010} perfect; {100} good, interrupted; {101} indistinct; {001} in traces
Mohs Hardness
-99995.5-6
2
10
👆🏻
Chemical Composition
Na 8Al 6Si 6O 24(SO 4) · H 2OAnthony et al , Handbook of Mineralogy (2001)
NaBePO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
-
Vitreous, Adamantine, Pearly
Pleochroism
-
-
Dispersion
0.040.01
0.005
1
👆🏻
Transparency
Transparent
-
Refractive Index
-99991.552-1.562
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
monoclinic
Birefringence
-99990.009
0
0.296
👆🏻
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
Excellent
Reproductive
-
-
Digestive
-
-
Psychology
Creativity
Creativity
Healing
Emotional healing
Emotional healing
Qualities Associated
Clarity
Harmony