Origin
Italy, China
Turkey, Russia, Canada
Color
Colorless, White, Blue, gray
Reddish, Brown
Streak
White
White
For which Rashi?
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-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
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-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.094.95-5.0
1
7.18
👆🏻
Fracture
Uneven
Uneven
Cleavage
Perfect on {100} and {010}, imperfect on {101}
Imperfect to indistinct on {10 1 0}, parting on {0001}
Mohs Hardness
84-5
2
10
👆🏻
Chemical Composition
CaAl2Si2O7(OH)2.H2O
(Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Greasy
Vitreous, Greasy, Pearly
Pleochroism
Weak
Faint
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.672-1.6761.717-1.722
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Hexagonal
Birefringence
0.019-0.0210.100
0
0.296
👆🏻
Clarity
-
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
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-
Cardiovascular
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-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
-
Creativity
Healing
Emotional healing
Physical healing
Qualities Associated
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Creativity