Origin
Southern and central Africa
Madagascar
Color
Greenish, Blue, Colorless, Green, Yellow
Brownish, Black, Reddish, Brown, Blue
Streak
Greenish, gray
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
3.17-3.243.84
1
7.18
👆🏻
Fracture
Conchoidal
Subconchoidal, Conchoidal
Cleavage
(0001) indistinct
{0001} good, {10 1 0} parting
Mohs Hardness
9-9.57.5-8
2
10
👆🏻
Chemical Composition
SiCArthur Thomas , Gemstones (2009)
(Ca,Ce)(Al,Ti,Mg)12O19
Luster
Adamantine
Vitreous
Pleochroism
-
O = brownish gray; E = gray
Dispersion
0.100.02
0.005
1
👆🏻
Transparency
-
-
Refractive Index
2.648-2.6911.79-1.807
1
3.25
👆🏻
Optic Character
-
-
Crystal System
6H polytype
Hexagonal
Birefringence
0.043-9999
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
-
Physical
Neurological
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-
Cardiovascular
-
-
Respiratory
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Excellent
Reproductive
-
-
Digestive
-
-
Psychology
Clarity
Empowerment
Healing
-
Emotional healing
Qualities Associated
Creativity
Balance