Origin
Southern and central Africa
Australia
Color
Yellow, Brown, Black
Reddish, Brown, Red, pink
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
-
-
Solubility
-
Partly soluble in HCl.
Durability
-
-
Specific Gravity
4.3923.32-3.43
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
{010} moderate, {100} imperfect
{100} perfect; {110} and {1 1 0} good; {010} poor
Mohs Hardness
6.5-75.5-6
2
10
👆🏻
Chemical Composition
Fe 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
(Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Resinous
Vitreous
Pleochroism
Faint
Weak
Dispersion
0.030.02
0.005
1
👆🏻
Transparency
TransparentAnthony et al
Transparent, Translucent
Refractive Index
1.827-1.8791.662-1.707
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Triclinic
Birefringence
0.042-0.0510.013-0.015
0
0.296
👆🏻
Clarity
TransparentAnthony et al
Transparent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
Excellent
Reproductive
-
-
Digestive
-
-
Psychology
Creativity
Love
Healing
Physical healing
Emotional healing
Qualities Associated
Creativity
Love