Origin
Southern and central Africa
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Color
Colorless, Greenish, Green, gray, Yellow
Green, Pale pink, White, rose, gray, Greenish, Yellow
Streak
White
Green, 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
Brittle
Sectile
Solubility
-
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Durability
-
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Specific Gravity
3.21-3.383.07
1
7.18
👆🏻
Fracture
Irregular/uneven, Uneven
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Cleavage
Perfect on {001}
Perfect on {010}, indistinct on {100} and {102}
Mohs Hardness
6-72
2
10
👆🏻
Chemical Composition
Ca 2Al 3(SiO 4) 3(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Ni3(AsO4)2•8(H2O)
Luster
Vitreous
Subadamantine, Pearly
Pleochroism
StrongArthur Thomas
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Dispersion
0.020.03
0.005
1
👆🏻
Transparency
Transparent
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Refractive Index
1.670-1.7341.622
1
3.25
👆🏻
Optic Character
-
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Crystal System
monoclinic
monoclinic
Birefringence
0.006-0.0110.065
0
0.296
👆🏻
Clarity
Transparent
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Physical
Neurological
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Cardiovascular
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Respiratory
Good
Poor
Reproductive
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Digestive
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Psychology
Empathy
Harmony
Healing
Emotional healing
Emotional healing
Qualities Associated
Empathy
Healing