Origin
Southern and central Africa
Australia
Color
Green, Grey, White
Brown, Reddish, Brownish, Yellow
Streak
White
Brown, Brownish, Yellow
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
-
HCl soluble
Durability
-
-
Specific Gravity
2.60-3.024.27-4.29
1
7.18
👆🏻
Fracture
Uneven
Uneven
Cleavage
{001} Perfect
Perfect {010}
Mohs Hardness
2-2.55-5.5
2
10
👆🏻
Chemical Composition
(Mg,Fe2+ ) 5Al(Si 3Al)O 10(OH) 8Anthony et al , Handbook of mineralogy (2001)
FeO(OH)Arthur Thomas , Gemstones (2009)
Luster
Pearly, Greasy
Adamantine
Pleochroism
Distinct: light yellow-green to light bluE
VisibleArthur Thomas
Dispersion
0.020.05
0.005
1
👆🏻
Transparency
Transparent
-
Refractive Index
1.571-1.5972.26-2.398
1
3.25
👆🏻
Optic Character
Biaxial/+
-
Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/m
Orthorhombic
Birefringence
-99990.138
0
0.296
👆🏻
Clarity
Transparent
-
Physical
Neurological
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Cardiovascular
-
-
Respiratory
Good
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Reproductive
-
-
Digestive
-
-
Psychology
Harmony
Creativity
Healing
Physical healing
Emotional healing
Qualities Associated
Emotional Healing
Emotional Healing