Origin
Canada, Southern and central Africa, Sri Lanka
Southern and central Africa
Color
Brown
Red, Brown, Black
Streak
-
Brownish, Red
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
Pearl, Moonstone
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.55-3.735.85-6.15
1
7.18
👆🏻
Fracture
Uneven
Conchoidal
Cleavage
None
Fair in four directions forming octahedrons
Mohs Hardness
7-7.53.5-4
2
10
👆🏻
Chemical Composition
Ca3Al2(SiO4)3
Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
-
Adamantine
Pleochroism
-
visible
Dispersion
0.030.05
0.005
1
👆🏻
Transparency
-
TranslucentWalter Schumann
Refractive Index
1.742-1.7482.849
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
cubic
Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
TranslucentWalter Schumann
Physical
Neurological
-
-
Cardiovascular
-
Supports heart health
Respiratory
Good
Poor
Reproductive
-
-
Digestive
-
-
Psychology
Creativity
Vitality
Healing
Physical healing
Emotional healing
Qualities Associated
Creativity
Vitality