Origin
Southern and central Africa
Mexico
Color
Green, Grey, White
Yellow, yellowish orange
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
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
2.60-3.023.98-4.04
1
7.18
👆🏻
Fracture
Uneven
Conchoidal
Cleavage
{001} Perfect
Imperfect, poor one {100}
Mohs Hardness
2-2.54.5-5
2
10
👆🏻
Chemical Composition
(Mg,Fe2+ ) 5Al(Si 3Al)O 10(OH) 8Anthony et al , Handbook of mineralogy (2001)
Zn 2(AsO 4)(OH) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Pearly, Greasy
Vitreous
Pleochroism
Distinct: light yellow-green to light bluE
Colorless
Dispersion
0.020.03
0.005
1
👆🏻
Transparency
Transparent
-
Refractive Index
1.571-1.5971.702-1.740
1
3.25
👆🏻
Optic Character
Biaxial/+
-
Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/m
monoclinic
Birefringence
-99990.060
0
0.296
👆🏻
Clarity
Transparent
-
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
Harmony
Creativity
Healing
Physical healing
-
Qualities Associated
Emotional Healing
Optimism