Origin
-
Canada, Russia, Kenya, Brazil, Norway
Color
Brownish, Black
Green, Greenish, Black, Reddish, Brown
Streak
Brown
Yellow, Yellowish-grey, gray
For which Rashi?
-
Pisces
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
Healing
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.263.50-3.60
1
7.18
👆🏻
Fracture
Uneven
Uneven
Cleavage
None
Good on {110}, (110) ^ (1 1 0) ≈87°; parting on {100}
Mohs Hardness
-99996
2
10
👆🏻
Chemical Composition
NaFe3+3Fe3+6(BO 3) 3Si 6O 18(O,OH) 4Anthony et al , Handbook of Mineralogy (2001)
(Na,Fe,Ca)Si 2O 6Ulrich Henn and Claudio C.
Luster
Resinous
Vitreous, Resinous
Pleochroism
Strong: yellow-brown
Emerald green
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
Translucent
-
Refractive Index
-99991.720-1.778
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
monoclinic
Birefringence
-99990.037-0.061
0
0.296
👆🏻
Clarity
Translucent
-
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
-
Supports heart health
Respiratory
-
Supports heart health
Reproductive
-
Supports heart health
Digestive
-
Supports heart health
Psychology
-
Protection
Healing
-
Physical healing
Qualities Associated
Protection
Protection