1 Astrology
1.1 Origin
Pakistan, Italy, Russia, China, Brazil, Switzerland, Madagascar, Austria, Canada
China, Canada
1.2 Color
Reddish, Brown, Yellow, Green, Red, gray
Green, Green, Yellow, Brown, White, gray, Black
1.3 Streak
Reddish, White
Not Available
1.4 For which Rashi?
Not Available
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1.5 Planet
Not Available
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1.6 Element of Planets
Not Available
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1.7 How to Wear?
1.7.1 Finger
Not Available
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1.7.2 Ring Metal
Not Available
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1.8 Energy
Not Available
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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
Not Available
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2 Physical Properties
2.1 Tenacity
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2.2 Solubility
Not Available
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2.3 Durability
Not Available
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2.4 Specific Gravity
3.48-3.602.90-3.10
1
7.18
2.5 Fracture
Sub-Conchoidal, Conchoidal, Brittle
Splintery, Granular, Splintery, Granular, Gemstones (2009)
2.6 Cleavage
Distinct on [110], parting on {221}
Not Available
2.7 Mohs Hardness
2.8 Chemical Composition
Not Available
Ca 2(Mg,Fe) 5(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references
3 Optical Properties
3.1 Luster
Subadamantine, Resinous
Vitreous, Greasy
3.2 Pleochroism
Strong: X = nearly colorless; Y = yellow to green; Z = red to yellow-orange
None
3.3 Dispersion
3.4 Transparency
Not Available
Translucent
3.5 Refractive Index
1.885-1.9901.600-1.627
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
3.8 Birefringence
3.9 Clarity
Not Available
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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