Origin
Southern and central Africa
Sri Lanka
Color
Greenish, Blue, Colorless, Green, Yellow
Red, Blue, Green, Brown, Black
Streak
Greenish, gray
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
-
-
Deities
-
-
Not to wear with
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-
Powers
-
-
Birthstone
Planetary
-
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Talisman
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-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.17-3.243.63-3.9
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal, Uneven
Cleavage
(0001) indistinct
Indistinct
Mohs Hardness
9-9.57.5-8
2
10
👆🏻
Chemical Composition
SiCArthur Thomas , Gemstones (2009)
(Mg,Fe2+ )Al 2O 4Gemdat.org , Management Team (2012) More from other references
Luster
Adamantine
Vitreous
Pleochroism
-
Absent
Dispersion
0.100.02
0.005
1
👆🏻
Transparency
-
Transparent, Translucent
Refractive Index
2.648-2.6911.770-1.780
1
3.25
👆🏻
Optic Character
-
-
Crystal System
6H polytype
Isometric
Birefringence
0.043-9999
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Physical
Neurological
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Cardiovascular
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Supports heart health
Respiratory
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Good
Reproductive
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Digestive
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Psychology
Clarity
Creativity
Healing
-
Emotional healing
Qualities Associated
Creativity
Emotional Healing