Origin
Sri Lanka, India, Brazil
Italy, China
Color
Green, Brown, Colorless, gray, Yellow
Colorless, White, Blue, gray
Streak
Brownish, White
White
For which Rashi?
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Planet
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Element of Planets
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Energy
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How to Wear?
Finger
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Ring Metal
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Deities
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Not to wear with
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Powers
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Birthstone
Planetary
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Talisman
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Tenacity
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Brittle
Solubility
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Durability
-
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Specific Gravity
3.55-3.733.09
1
7.18
👆🏻
Fracture
Conchoidal, Uneven
Uneven
Cleavage
none
Perfect on {100} and {010}, imperfect on {101}
Mohs Hardness
7-7.58
2
10
👆🏻
Chemical Composition
Ca 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
CaAl2Si2O7(OH)2.H2O
Luster
Greasy, Vitreous
Vitreous, Greasy
Pleochroism
None
Weak
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
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-
Refractive Index
1.730-1.7601.672-1.676
1
3.25
👆🏻
Optic Character
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Crystal System
cubic
Orthorhombic
Birefringence
0.0200.019-0.021
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
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Physical
Neurological
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Cardiovascular
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Respiratory
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Good
Reproductive
Helps in digestion and alleviates indigestion
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Digestive
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Psychology
Abundance
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Healing
Physical healing
Emotional healing
Qualities Associated
Abundance
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