Origin
Brazil
Southern and central Africa
Color
Yellow, Brown, gray, Greenish
Yellow, Blue, Black, Green, gray
Streak
White
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
Brittle
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.83-3.893.43-3.44
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
-
Cleavage
Perfect on {01 1 1}
None Observed
Mohs Hardness
3.5-4.56.5-7
2
10
👆🏻
Chemical Composition
Fe2+ CO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Ca 2(Mg,Al) 6(Si,Al,B) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Pearly
Vitreous
Pleochroism
-
visible
Dispersion
0.040.02
0.005
1
👆🏻
Transparency
Transparent, Translucent
-
Refractive Index
1.633-1.8751.696-1.702
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
Triclinic
Birefringence
0.2420.005
0
0.296
👆🏻
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
Confidence
-
Healing
Emotional healing
Emotional healing
Qualities Associated
Grounding
Transformation