Origin
USA, Mexico, Tanzania, Brazil, Pakistan, Afghanistan, Origins: USA
Australia
Color
Green, Reddish, Brown, Yellow, Colorless, Blue, Violet, Grey
Red, pink, rose, Brown
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
-
-
Durability
-
-
Specific Gravity
3.26-3.363.76-3.77
1
7.18
👆🏻
Fracture
Conchoidal
-
Cleavage
Good on {100}
{110} Perfect, {110} Perfect
Mohs Hardness
6.5-75-6
2
10
👆🏻
Chemical Composition
(Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(OH)Walter Schumann , Gemstones of the world (2001) More from other references
(Fe,Mn) 7Si 7O 21Ulrich Henn and Claudio C.
Luster
Vitreous
Vitreous
Pleochroism
Strong
-
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.656-1.7041.735-1.756
1
3.25
👆🏻
Optic Character
Biaxial/+
-
Crystal System
Triclinic
-
Birefringence
0.009-0.0120.017-0.019
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
Enhances mental clarity and focus
-
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Harmony
-
Healing
Emotional healing
-
Qualities Associated
Balance
Heart Chakra