1 Astrology
1.1 Origin
Southern and central Africa
Southern and central Africa
1.2 Color
Black, White, Greenish, Brown
White, Blue, gray, Green, Brown
1.3 Streak
1.4 For which Rashi?
Not Available
Not Available
1.5 Planet
Not Available
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1.6 Element of Planets
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1.7 How to Wear?
1.7.1 Finger
Not Available
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1.7.2 Ring Metal
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1.8 Energy
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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
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2.4 Specific Gravity
3.45-3.552.30-2.40
1
7.18
2.5 Fracture
Uneven
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
2.6 Cleavage
{100} Perfect, {010} Perfect
{110} Perfect
2.7 Mohs Hardness
2.8 Chemical Composition
(Fe,Mg) 2Si 2O 6Ulrich Henn and Claudio C.
Na 8Al 6Si 6O 24(SO 4) · H 2OAnthony et al , Handbook of Mineralogy (2001)
3 Optical Properties
3.1 Luster
Vitreous, Pearly
Not Available
3.2 Pleochroism
Green stones strong: (dark) bluish-green brownish-red (yellowish)Herve Nicolas Lazzarelli
Not Available
3.3 Dispersion
3.4 Transparency
Transparent, Translucent
Transparent
3.5 Refractive Index
1.673-1.731Not Available
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
Orthorhombic
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3.8 Birefringence
0.016Not Available
0
0.296
3.9 Clarity
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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