Origin
Afghanistan, Southern and central Africa
Southern and central Africa
Color
Grey, White, Colorless, gray, Pale pink, Blue
Greenish, Blue, Colorless, Green, Yellow
Streak
White
Greenish, gray
For which Rashi?
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Planet
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-
Element of Planets
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-
Energy
-
-
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
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Talisman
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-
Tenacity
Brittle
-
Solubility
Readily soluble in HF
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Durability
-
-
Specific Gravity
2.86-2.943.17-3.24
1
7.18
👆🏻
Fracture
Conchoidal, Uneven
Conchoidal
Cleavage
None observed
(0001) indistinct
Mohs Hardness
6.5-79-9.5
2
10
👆🏻
Chemical Composition
(Cs,Na)(AlSi 2O 6) · 0.5H 2OWalter Schumann , Gemstones of the world (2001) More from other references
SiCArthur Thomas , Gemstones (2009)
Luster
Vitreous, Greasy
Adamantine
Pleochroism
-
-
Dispersion
0.010.10
0.005
1
👆🏻
Transparency
Transparent, Translucent
-
Refractive Index
1.517-1.5252.648-2.691
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric
6H polytype
Birefringence
-99990.043
0
0.296
👆🏻
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
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Cardiovascular
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Respiratory
Good
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Reproductive
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Digestive
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Psychology
-
Clarity
Healing
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Qualities Associated
Harmony
Creativity