1 Astrology
1.1 Origin
Pakistan, Italy, Russia, China, Brazil, Switzerland, Madagascar, Austria, Canada
Mexico, USA, Spain
1.2 Color
Reddish, Brown, Yellow, Green, Red, gray
Green, Brown, Yellow, Red, Black
1.3 Streak
Reddish, White
Brownish, White
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
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2 Physical Properties
2.1 Tenacity
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2.2 Solubility
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2.3 Durability
Not Available
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2.4 Specific Gravity
3.48-3.603.95-4.10
1
7.18
2.5 Fracture
Sub-Conchoidal, Conchoidal, Brittle
UnevenWalter Schumann, Gemstones of the world (2001) More from other references, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Uneven
2.6 Cleavage
Distinct on [110], parting on {221}
{110} Perfect, {110} Perfect, {110} Perfect
2.7 Mohs Hardness
2.8 Chemical Composition
Not Available
(Zn,Fe)SMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
3 Optical Properties
3.1 Luster
Subadamantine, Resinous
Adamantine
3.2 Pleochroism
Strong: X = nearly colorless; Y = yellow to green; Z = red to yellow-orange
AbsentWalter Schumann
3.3 Dispersion
3.4 Transparency
Not Available
Transparent, Translucent
3.5 Refractive Index
1.885-1.9902.368-2.371
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
3.8 Birefringence
0.105-0.135Not Available
0
0.296
3.9 Clarity
Not Available
Transparent
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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