1 Astrology
1.1 Origin
Mexico, USA, Southern and central Africa
India
1.2 Color
Greenish, Colorless, White, Brown, Colorless, Yellow, White, Green
Colorless, White, gray, Brownish, Greenish
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
Not Available
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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
2.2 Solubility
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2.3 Durability
Not Available
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2.4 Specific Gravity
2.90-3.002.78-2.88
1
7.18
2.5 Fracture
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Metallic
Micaceous, Brittle
2.6 Cleavage
None
Perfect on the {001}
2.7 Mohs Hardness
2.8 Chemical Composition
CaBSiO 4(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
KAl 2AlSi 3O 10(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references
3 Optical Properties
3.1 Luster
Vitreous
Vitreous, Silky, Pearly
3.2 Pleochroism
3.3 Dispersion
3.4 Transparency
3.5 Refractive Index
1.621-1.6751.552-1.618
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
3.8 Birefringence
0.044Not 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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