Origin
Madagascar
Southern and central Africa
Color
Brownish, Black, Reddish, Brown, Blue
Green, Grey, White
Streak
Reddish, 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
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.842.60-3.02
1
7.18
👆🏻
Fracture
Subconchoidal, Conchoidal
Uneven
Cleavage
{0001} good, {10 1 0} parting
{001} Perfect
Mohs Hardness
7.5-82-2.5
2
10
👆🏻
Chemical Composition
(Ca,Ce)(Al,Ti,Mg)12O19
(Mg,Fe2+ ) 5Al(Si 3Al)O 10(OH) 8Anthony et al , Handbook of mineralogy (2001)
Luster
Vitreous
Pearly, Greasy
Pleochroism
O = brownish gray; E = gray
Distinct: light yellow-green to light bluE
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
-
Transparent
Refractive Index
1.79-1.8071.571-1.597
1
3.25
👆🏻
Optic Character
-
Biaxial/+
Crystal System
Hexagonal
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/m
Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Excellent
Good
Reproductive
-
-
Digestive
-
-
Psychology
Empowerment
Harmony
Healing
Emotional healing
Physical healing
Qualities Associated
Balance
Emotional Healing