Origin
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Italy, China
Color
Yellow, Black
Colorless, White, Blue, gray
Streak
Green
White
For which Rashi?
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-
Planet
-
-
Element of Planets
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-
Energy
-
-
How to Wear?
Finger
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-
Ring Metal
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Deities
-
-
Not to wear with
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-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
4.393.09
1
7.18
👆🏻
Fracture
Uneven
Uneven
Cleavage
{111} Indistinct, {111} Indistinct, {111} Indistinct
Perfect on {100} and {010}, imperfect on {101}
Mohs Hardness
7.5-88
2
10
👆🏻
Chemical Composition
Fe2+ Al 2O 4Gemdat.org , Management Team (2012)
CaAl2Si2O7(OH)2.H2O
Luster
Vitreous
Vitreous, Greasy
Pleochroism
-
Weak
Dispersion
0.030.01
0.005
1
👆🏻
Transparency
Translucent
-
Refractive Index
1.80-1.831.672-1.676
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F d3m
Orthorhombic
Birefringence
-99990.019-0.021
0
0.296
👆🏻
Clarity
Translucent
-
Physical
Neurological
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Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
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Psychology
-
-
Healing
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Emotional healing
Qualities Associated
Balance
-