Origin
Southern and central Africa
Brazil
Color
White, Colorless, Blue, Red, Green, Yellow, Violet, Black
Yellow, White, Brown, Brownish, Black
Streak
Colorless
Brown, Yellow, 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
-
Soluble
Durability
-
-
Specific Gravity
3.03-3.183.06-3.25
1
7.18
👆🏻
Fracture
Uneven, Irregular, Conchoidal
Sub-Conchoidal, Conchoidal, Uneven
Cleavage
{???} Indistinct
Poor/indistinct on {100}
Mohs Hardness
7-7.54.5-5
2
10
👆🏻
Chemical Composition
Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
(Fe,Mn)AlPO 4(OH) 2 -H 2OArthur Thomas , Gemstones (2009)
Luster
Vitreous
Vitreous, Resinous
Pleochroism
Very strong: pale yellow colorless
visible
Dispersion
0.020.03
0.005
1
👆🏻
Transparency
Transparent
Transparent
Refractive Index
1.614-1.6661.639-1.672
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal Ditrigonal Pyramidal H-M Symbol (3m) Space Group: R 3m
Orthorhombic
Birefringence
0.014-0.0320.027-0.042
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
-
Cardiovascular
-
Enhances mental clarity
Respiratory
-
Excellent
Reproductive
-
-
Digestive
-
-
Psychology
Self-acceptance
Creativity
Healing
Emotional healing
Emotional healing
Qualities Associated
Self-Exploration
Joy