1 Astrology
1.1 Origin
China, Burma, Pakistan, USA, Southern and central Africa, Brazil
Brazil, Southern and central Africa
1.2 Color
1.3 Streak
1.4 For which Rashi?
Libra, Taurus, Leo, Virgo, Libra, Taurus, Leo, Virgo, Libra, Taurus, Leo, Virgo
Gemini, Sagittarius, Gemini, Sagittarius, Gemini, Sagittarius
1.5 Planet
1.6 Element of Planets
1.7 How to Wear?
1.7.1 Finger
Not Available
Not Available
1.7.2 Ring Metal
Not Available
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1.8 Energy
1.9 Deities
1.10 Not to wear with
Not Available
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1.11 Powers
Protection, Wealth
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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
Not Available
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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
1.54-1.553.04-3.17
1
7.18
2.5 Fracture
Conchoidal
Uneven, Uneven, Gemstones of the world (2001) More from other references
2.6 Cleavage
Poor
{001} Indistinct, {???} Indistinct
2.7 Mohs Hardness
2.8 Chemical Composition
(Mg,Fe)2SiO4
(Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references
3 Optical Properties
3.1 Luster
Vitreous, Greasy
Not Available
3.2 Pleochroism
Weak: yellow-green green (colorless)Herve Nicolas Lazzarelli
Transparent crystals show a strong pleochroism: colorless light blue dark (violet) blueHerve Nicolas Lazzarelli
3.3 Dispersion
3.4 Transparency
Transparent
Transparent, Translucent
3.5 Refractive Index
1.64-1.691.604-1.646
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
3.9 Clarity
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
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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
Not Available
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