Origin
Southern and central Africa
Mexico, USA, Southern and central Africa
Color
White, Colorless, Blue, Red, Green, Yellow, Violet, Black
Greenish, Colorless, White, Brown, Yellow, Green
Streak
Colorless
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
3.03-3.182.90-3.00
1
7.18
👆🏻
Fracture
Uneven, Irregular, Conchoidal
Conchoidal, Uneven
Cleavage
{???} Indistinct
None
Mohs Hardness
7-7.55-5.5
2
10
👆🏻
Chemical Composition
Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
CaBSiO 4(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous
Pleochroism
Very strong: pale yellow colorless
-
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Transparent
Transparent
Refractive Index
1.614-1.6661.621-1.675
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal Ditrigonal Pyramidal H-M Symbol (3m) Space Group: R 3m
monoclinic
Birefringence
0.014-0.0320.044
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
-
Cardiovascular
-
Supports heart health
Respiratory
-
Good
Reproductive
-
-
Digestive
-
-
Psychology
Self-acceptance
Mental Clarity
Healing
Emotional healing
Emotional healing
Qualities Associated
Self-Exploration
Heart Healing