Origin
-
Madagascar
Color
-
Brownish, Black, Reddish, Brown, Blue
Streak
-
Reddish, Brown
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
-
-
Durability
-
-
Specific Gravity
3.313.84
1
7.18
👆🏻
Fracture
-
Subconchoidal, Conchoidal
Cleavage
Indiscernible
{0001} good, {10 1 0} parting
Mohs Hardness
-99997.5-8
2
10
👆🏻
Chemical Composition
NaFe 3+ 3 Al 6 (BO 3 ) 3 Si 6 O 18 (O,F,OH) 4 Anthony et al, Handbook of mineralogy (2001)
(Ca,Ce)(Al,Ti,Mg)12O19
Luster
-
Vitreous
Pleochroism
-
O = brownish gray; E = gray
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
-
-
Refractive Index
-99991.79-1.807
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
Hexagonal
Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
-
-
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
-
Excellent
Reproductive
Calms digestive system and reduces stomachaches
-
Digestive
-
-
Psychology
Harmony
Empowerment
Healing
Physical healing
Emotional healing
Qualities Associated
-
Balance