Origin
Southern and central Africa
USA, Mexico, Tanzania, Brazil, Pakistan, Afghanistan, Origins: USA
Color
Green, Grey, White
Green, Reddish, Brown, Yellow, Colorless, Blue, Violet, Grey
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
2.60-3.023.26-3.36
1
7.18
👆🏻
Fracture
Uneven
Conchoidal
Cleavage
{001} Perfect
Good on {100}
Mohs Hardness
2-2.56.5-7
2
10
👆🏻
Chemical Composition
(Mg,Fe2+ ) 5Al(Si 3Al)O 10(OH) 8Anthony et al , Handbook of mineralogy (2001)
(Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Luster
Pearly, Greasy
Vitreous
Pleochroism
Distinct: light yellow-green to light bluE
Strong
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Transparent
-
Refractive Index
1.571-1.5971.656-1.704
1
3.25
👆🏻
Optic Character
Biaxial/+
Biaxial/+
Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/m
Triclinic
Birefringence
-99990.009-0.012
0
0.296
👆🏻
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Harmony
Harmony
Healing
Physical healing
Emotional healing
Qualities Associated
Emotional Healing
Balance