Origin
India, Southern and central Africa, Madagascar
Mexico, Canada
Color
Black, Brownish, Greenish
Colorless, White, Blue, Red, Reddish, Brownish
Streak
Brown
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
3.18-3.221.993
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Uneven
Cleavage
{1011} Indistinct
Perfect on [100], [010], [001]
Mohs Hardness
-99992.5
2
10
👆🏻
Chemical Composition
Na(Fe2+3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
KCl
Luster
Vitreous
Vitreous
Pleochroism
Very strong: yellow-brown pale yellow
Visible in colored crystals
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
Transparent, Translucent
-
Refractive Index
1.635-1.6721.4903
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
Isometric
Birefringence
0.025-9999
0
0.296
👆🏻
Clarity
Transparent
-
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
Protection
Grounding
Healing
Emotional healing
Emotional healing
Qualities Associated
Protection & Grounding
Peace