Origin
USA, Mexico, Tanzania, Brazil, Pakistan, Afghanistan, Origins: USA
Ethiopia
Color
Green, Reddish, Brown, Yellow, Colorless, Blue, Violet, Grey
Yellow, White, Red, Brown, Blue
Streak
White
White
For which Rashi?
-
Cancer, Libra, Scorpio
Planet
-
Mercury
Element of Planets
-
Earth, Air, Water
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Cupid
Not to wear with
-
-
Powers
-
Astral Projection, Psychicism
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
BrittleWalter Schumann
Solubility
-
hot salt water
Durability
-
-
Specific Gravity
3.26-3.361.98-2.25
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
Good on {100}
None
Mohs Hardness
6.5-75-6.5
2
10
👆🏻
Chemical Composition
(Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(OH)Walter Schumann , Gemstones of the world (2001) More from other references
SiO2 · nH2O
Luster
Vitreous
Vitreous, Pearly
Pleochroism
Strong
None
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
-
Transparent, Translucent, Transparent to translucent
Refractive Index
1.656-1.7041.37-1.52
1
3.25
👆🏻
Optic Character
Biaxial/+
-
Crystal System
Triclinic
Trigonal
Birefringence
0.009-0.012-9999
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
Harmony
Creativity
Healing
Emotional healing
Emotional healing
Qualities Associated
Balance
Creativity