Origin
Mexico, USA, Spain
Southern and central Africa
Color
Green, Brown, Yellow, Red, Black
Blue
Streak
Brownish, White
Blue
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
-
-
Durability
-
-
Specific Gravity
3.95-4.103.25
1
7.18
👆🏻
Fracture
Uneven
-
Cleavage
{110} Perfect, {110} Perfect, {110} Perfect
Imperfect in one direction
Mohs Hardness
3.5-45-5.5
2
10
👆🏻
Chemical Composition
(Zn,Fe)SMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
CaCuAlSi 2O 6(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Adamantine
Vitreous
Pleochroism
-
Trichroic
Dispersion
0.160.01
0.005
1
👆🏻
Transparency
Transparent, Translucent
Transparent
Refractive Index
2.368-2.3711.607-1.672
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric
monoclinic
Birefringence
-99990.065
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
-
Communication
Healing
Physical healing
Emotional healing
Qualities Associated
-
Communication