1 Astrology
1.1 Origin
Southern and central Africa
Southern and central Africa
1.2 Color
Green, Grey, Green, White
Yellow, Red, Brown
1.3 Streak
1.4 For which Rashi?
Not Available
Pisces, Cancer, Pisces, Cancer
1.5 Planet
Not Available
Moon, Neptune
1.6 Element of Planets
1.7 How to Wear?
1.7.1 Finger
Not Available
Not Available
1.7.2 Ring Metal
Not Available
Not Available
1.8 Energy
1.9 Deities
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
1.12 Birthstone
1.12.1 Planetary
Not Available
Not Available
1.12.2 Talisman
Not Available
Not Available
2 Physical Properties
2.1 Tenacity
Not Available
Not Available
2.2 Solubility
Not Available
Not Available
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
2.60-3.022.65-2.87
1
7.18
2.5 Fracture
2.6 Cleavage
{001} Perfect
Not Available
2.7 Mohs Hardness
2.8 Chemical Composition
(Mg,Fe2+ ) 5Al(Si 3Al)O 10(OH) 8Anthony et al , Handbook of mineralogy (2001)
Not Available
3 Optical Properties
3.1 Luster
Pearly, Greasy
Not Available
3.2 Pleochroism
Distinct: light yellow-green to light bluE
Not Available
3.3 Dispersion
3.4 Transparency
Transparent
Gemmological Tables (2004)
3.5 Refractive Index
1.571-1.5971.53-1.69
1
3.25
3.6 Optic Character
3.7 Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/m
Not Available
3.8 Birefringence
Not Available0.16
0
0.296
3.9 Clarity
Transparent
Gemmological Tables (2004)
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
Not Available
4.1.2 Cardiovascular
Not Available
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4.1.3 Respiratory
Not Available
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4.1.4 Reproductive
Not Available
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4.1.5 Digestive
Not Available
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4.2 Psychology
Not Available
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4.3 Healing
Not Available
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4.4 Qualities Associated
Not Available
Not Available