Origin
Southern and central Africa
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Color
Colorless, Greenish, Green, gray, Yellow
Blue, White, Grey, Yellow, Green, Colorless, Red, gray
Streak
White
Blue, White
For which Rashi?
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-
Planet
-
-
Element of Planets
-
-
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
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
Brittle
Solubility
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Gelatinises in acids
Durability
-
-
Specific Gravity
3.21-3.382.4-2.5
1
7.18
👆🏻
Fracture
Irregular/uneven, Uneven
Uneven, Conchoidal
Cleavage
Perfect on {001}
Distinct on {110}
Mohs Hardness
6-75-6
2
10
👆🏻
Chemical Composition
Ca 2Al 3(SiO 4) 3(OH)Walter Schumann , Gemstones of the world (2001) More from other references
(Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2
Luster
Vitreous
Vitreous, Greasy
Pleochroism
StrongArthur Thomas
None
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
Transparent
-
Refractive Index
1.670-1.7341.50
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Isometric
Birefringence
0.006-0.011-9999
0
0.296
👆🏻
Clarity
Transparent
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Physical
Neurological
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Enhances mental clarity and focus
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
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Digestive
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Psychology
Empathy
Communication
Healing
Emotional healing
Emotional healing
Qualities Associated
Empathy
Communication