Origin
Southern and central Africa
Afghanistan, Southern and central Africa, California
Color
Black, Brownish, Brown
Violet, Colorless, gray, White
Streak
Brown
White
For which Rashi?
-
Libra
Planet
-
Jupiter, Neptune
Element of Planets
-
Water
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Zeus
Not to wear with
-
-
Powers
-
Protection
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
-
Solubility
-
-
Durability
-
-
Specific Gravity
4.5-4.82.80-2.90
1
7.18
👆🏻
Fracture
Uneven
Uneven
Cleavage
None, parting may develop along {111}
{001} perfect
Mohs Hardness
5.52.5
2
10
👆🏻
Chemical Composition
Fe++Cr2O4
Mg 3Si 4O 10(OH) 2Ulrich Henn and Claudio C.
Luster
-
Vitreous, Pearly
Pleochroism
none.
X = almost colorless; Y = Z = pink
Dispersion
0.040.01
0.005
1
👆🏻
Transparency
-
Transparent
Refractive Index
2.08-2.161.525-1.587
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric
Triclinic
Birefringence
-99990.0290-0.0380
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
-
Promotes emotional balance and mental clarity
Cardiovascular
-
-
Respiratory
Poor
Good
Reproductive
-
-
Digestive
-
-
Psychology
Vitality
Stress Relief
Healing
Emotional healing
Emotional healing
Qualities Associated
Protection
Stress Relief