1 Astrology
1.1 Origin
Southern and central Africa
Pakistan
1.2 Color
Green, Grey, Green, White
White, Green, Blue, Yellow, Brownish, Red, Blue, gray, Yellow, White
1.3 Streak
1.4 For which Rashi?
Not Available
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1.5 Planet
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1.6 Element of Planets
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1.7 How to Wear?
1.7.1 Finger
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1.7.2 Ring Metal
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1.8 Energy
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1.9 Deities
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1.10 Not to wear with
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1.11 Powers
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1.12 Birthstone
1.12.1 Planetary
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1.12.2 Talisman
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2 Physical Properties
2.1 Tenacity
2.2 Solubility
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2.3 Durability
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2.4 Specific Gravity
2.5 Fracture
2.6 Cleavage
{001} Perfect
Perfect on {0001}
2.7 Mohs Hardness
2.8 Chemical Composition
(Mg,Fe2+ ) 5Al(Si 3Al)O 10(OH) 8Anthony et al , Handbook of mineralogy (2001)
Mg(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
3 Optical Properties
3.1 Luster
Pearly, Greasy
Vitreous, Pearly
3.2 Pleochroism
Distinct: light yellow-green to light bluE
Not Available
3.3 Dispersion
3.4 Transparency
Transparent
TransparentMichael OâDonoghue, Gems, Sixth Edition (2006)
3.5 Refractive Index
1.571-1.5971.56-1.60
1
3.25
3.6 Optic Character
3.7 Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/m
Trigonal
3.8 Birefringence
Not Available0.010-0.020
0
0.296
3.9 Clarity
Transparent
TransparentMichael OâDonoghue
4 Benefits
4.1 Physical
4.1.1 Neurological
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4.1.2 Cardiovascular
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4.1.3 Respiratory
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4.1.4 Reproductive
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4.1.5 Digestive
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4.2 Psychology
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4.3 Healing
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4.4 Qualities Associated
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