1 Astrology
1.2 Origin
Canada, Southern and central Africa
Switzerland, Australia, Brazil
1.7 Color
Green, Green, Yellow, Red
Yellow, Colorless, White, Brownish, Reddish
1.12 Streak
1.17 For which Rashi?
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1.22 Planet
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1.25 Element of Planets
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1.28 Energy
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1.30 How to Wear?
1.31.1 Finger
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3.0.1 Ring Metal
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3.3 Deities
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3.6 Not to wear with
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3.7 Powers
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4.3 Birthstone
4.3.1 Planetary
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5.4.1 Talisman
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6 Physical Properties
6.1 Tenacity
6.4 Solubility
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6.6 Durability
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6.7 Specific Gravity
6.18 Fracture
Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Uneven
Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references, Uneven
6.21 Cleavage
{101} Distinct
On {101}, distinct; on {112}, interrupted; on {001}, indistinct
6.22 Mohs Hardness
10.4 Chemical Composition
ThCa 2Si 8O 20Walter Schumann , Gemstones of the world (2001) More from other references
CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
11 Optical Properties
11.1 Luster
Vitreous
Vitreous, Adamantine
11.3 Pleochroism
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Definite dichoric in yellow (yellow to orange-brown)
11.4 Dispersion
11.12 Transparency
Transparent
Translucent, Transparent
11.14 Refractive Index
1.593-1.5961.918-1.936
1
3.25
11.25 Optic Character
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11.27 Crystal System
Tetragonal Trapezohedral H-M Symbol (4 2 2) Space Group: I 422
tetragonal
11.29 Birefringence
13.4 Clarity
14 Benefits
14.1 Physical
14.1.1 Neurological
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15.1.2 Cardiovascular
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16.1.3 Respiratory
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16.2.3 Reproductive
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16.2.6 Digestive
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16.3 Psychology
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16.5 Healing
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16.8 Qualities Associated
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