Origin
Mexico, USA, Spain
Brazil, USA, Madagascar, Sri Lanka, Burma, Thailand, Cambodia, Afghanistan, Russia
Color
Green, Brown, Yellow, Red, Black
Blue, Violet, Colorless, Red, Green, Brown
Streak
Brownish, White
White
For which Rashi?
-
Sagittarius, Scorpio
Planet
-
Pluto
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Hephaestus
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.95-4.103.64-3.66
1
7.18
👆🏻
Fracture
Uneven
Conchoidal, Uneven
Cleavage
{110} Perfect, {110} Perfect, {110} Perfect
None, but may exhibit slight parting
Mohs Hardness
3.5-48
2
10
👆🏻
Chemical Composition
(Zn,Fe)SMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
MgAl2O4
Luster
Adamantine
Vitreous
Pleochroism
-
Absent
Dispersion
0.160.02
0.005
1
👆🏻
Transparency
Transparent, Translucent
Transparent, Translucent, Transparent to translucent
Refractive Index
2.368-2.3711.73
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric
Isometric
Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
-
Revitalization
Healing
Physical healing
Emotional healing
Qualities Associated
-
Vitality