1 Astrology
1.1 Origin
Brazil, USA, Madagascar, Sri Lanka, Burma, Thailand, Cambodia, Afghanistan, Russia
Southern and central Africa
1.4 Color
Blue, Violet, Colorless, Red, Green, Brown
White, Blue, gray, Green, Brown
1.3 Streak
1.7 For which Rashi?
Sagittarius, Scorpio, Sagittarius, Scorpio, Sagittarius, Scorpio
Not Available
1.11 Planet
1.13 Element of Planets
Not Available
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2.3 Energy
2.7 How to Wear?
2.7.1 Finger
Not Available
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2.9.0 Ring Metal
Not Available
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2.13 Deities
2.16 Not to wear with
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2.18 Powers
2.20 Birthstone
2.20.1 Planetary
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3.2.2 Talisman
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4 Physical Properties
4.1 Tenacity
Not Available
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5.2 Solubility
5.5 Durability
Not Available
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5.7 Specific Gravity
3.64-3.662.30-2.40
1
7.18
5.12 Fracture
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
5.14 Cleavage
None, but may exhibit slight parting
{110} Perfect
5.16 Mohs Hardness
6.4 Chemical Composition
MgAl2O4
Na 8Al 6Si 6O 24(SO 4) · H 2OAnthony et al , Handbook of Mineralogy (2001)
7 Optical Properties
7.1 Luster
7.2 Pleochroism
8.4 Dispersion
9.5 Transparency
Transparent, Translucent, Transparent to translucent
Transparent
9.8 Refractive Index
9.13 Optic Character
Not Available
Not Available
9.14 Crystal System
9.17 Birefringence
Not AvailableNot Available
0
0.296
9.25 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
10 Benefits
10.1 Physical
10.1.1 Neurological
Not Available
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10.2.1 Cardiovascular
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10.3.1 Respiratory
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11.1.2 Reproductive
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12.1.3 Digestive
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12.2 Psychology
Not Available
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12.3 Healing
Not Available
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12.4 Qualities Associated
Not Available
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