1 Astrology
1.1 Origin
Southern and central Africa, Zimbabwe, South Africa
Brazil
1.2 Color
Green, Blue, Green, Blue, Green
White, Blue, Yellow, Brown, Green, Brownish, Greenish, gray
1.3 Streak
Greenish, White, Greenish, White, Greenish, White
White
1.4 For which Rashi?
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
Gaia, Goddess, The All
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1.10 Not to wear with
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1.11 Powers
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
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2.2 Solubility
Decomposed by acids
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2.3 Durability
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2.4 Specific Gravity
2.5 Fracture
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Gemstones (2009), Flexible Flexible fragments.
2.6 Cleavage
Perfect on {010}
{001} Perfect
2.7 Mohs Hardness
2.8 Chemical Composition
(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)
Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
3 Optical Properties
3.1 Luster
3.2 Pleochroism
X: very light bluish green; Y and Z: brilliant bluish green
NilArthur Thomas
3.3 Dispersion
3.4 Transparency
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Translucent
3.5 Refractive Index
3.6 Optic Character
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3.7 Crystal System
3.8 Birefringence
3.9 Clarity
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Translucent
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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