Origin
Southern and central Africa
Southern and central Africa
Color
Green, Grey, White
Red, Brown, Black
Streak
White
Brownish, Red
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
2.60-3.025.85-6.15
1
7.18
👆🏻
Fracture
Uneven
Conchoidal
Cleavage
{001} Perfect
Fair in four directions forming octahedrons
Mohs Hardness
2-2.53.5-4
2
10
👆🏻
Chemical Composition
(Mg,Fe2+ ) 5Al(Si 3Al)O 10(OH) 8Anthony et al , Handbook of mineralogy (2001)
Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Pearly, Greasy
Adamantine
Pleochroism
Distinct: light yellow-green to light bluE
visible
Dispersion
0.020.05
0.005
1
👆🏻
Transparency
Transparent
TranslucentWalter Schumann
Refractive Index
1.571-1.5972.849
1
3.25
👆🏻
Optic Character
Biaxial/+
-
Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/m
cubic
Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
Transparent
TranslucentWalter Schumann
Physical
Neurological
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-
Cardiovascular
-
Supports heart health
Respiratory
Good
Poor
Reproductive
-
-
Digestive
-
-
Psychology
Harmony
Vitality
Healing
Physical healing
Emotional healing
Qualities Associated
Emotional Healing
Vitality