1 Astrology
1.1 Origin
Southern and central Africa, Zimbabwe, South Africa
Afghanistan, Southern and central Africa
1.2 Color
Green, Blue, Green, Blue, Green
Blue, Greenish, Violet
1.3 Streak
Greenish, White, Greenish, White, Greenish, White
Blue, 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
2.2 Solubility
Decomposed by acids
Soluble
2.3 Durability
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2.4 Specific Gravity
2.5 Fracture
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Uneven, UnevenArthur Thomas, Gemstones (2009), Conchoidal, Brittle
2.6 Cleavage
Perfect on {010}
Imperfect on {110}
2.7 Mohs Hardness
2.8 Chemical Composition
(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)
(Na,Ca) 8Al 6Si 6O 24(SO 4,S,Cl) 2Ulrich Henn and Claudio C.
3 Optical Properties
3.1 Luster
3.2 Pleochroism
X: very light bluish green; Y and Z: brilliant bluish green
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3.3 Dispersion
3.4 Transparency
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Gemmological Tables (2004) More from other references
3.5 Refractive Index
3.6 Optic Character
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3.7 Crystal System
3.8 Birefringence
0.091Not Available
0
0.296
3.9 Clarity
Not Available
Gemmological Tables (2004) More from other references
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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