Origin
Turkey, Russia, Canada
Southern and central Africa
Color
Reddish, Brown
Black, Brownish, Brown
Streak
White
Brown
For which Rashi?
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-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
4.95-5.04.5-4.8
1
7.18
👆🏻
Fracture
Uneven
Uneven
Cleavage
Imperfect to indistinct on {10 1 0}, parting on {0001}
None, parting may develop along {111}
Mohs Hardness
4-55.5
2
10
👆🏻
Chemical Composition
(Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Fe++Cr2O4
Luster
Vitreous, Greasy, Pearly
-
Pleochroism
Faint
none.
Dispersion
0.020.04
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.717-1.7222.08-2.16
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Hexagonal
Isometric
Birefringence
0.100-9999
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
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Physical
Neurological
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-
Cardiovascular
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-
Respiratory
Good
Poor
Reproductive
-
-
Digestive
-
-
Psychology
Creativity
Vitality
Healing
Physical healing
Emotional healing
Qualities Associated
Creativity
Protection