Origin
Italy, China
Australia, Southern and central Africa
Color
Colorless, White, Blue, gray
Violet, pink
Streak
White
White, Violet, Blue
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.092.11-2.20
1
7.18
👆🏻
Fracture
Uneven
Uneven
Cleavage
Perfect on {100} and {010}, imperfect on {101}
Perfect on {0001}
Mohs Hardness
8-9999
2
10
👆🏻
Chemical Composition
CaAl2Si2O7(OH)2.H2O
Mg 6Cr 2(CO 3)(OH) 16 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Greasy
Waxy, Resinous
Pleochroism
Weak
Weak
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
-
Translucent
Refractive Index
1.672-1.6761.516-1.544
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Trigonal
Birefringence
0.019-0.0210.026
0
0.296
👆🏻
Clarity
-
Translucent
Physical
Neurological
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-
Cardiovascular
-
-
Respiratory
Good
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Reproductive
-
-
Digestive
-
-
Psychology
-
Love
Healing
Emotional healing
Emotional healing
Qualities Associated
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Love