Origin
Sri Lanka
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Color
Blue
Brown, Colorless, Brownish, Black, Green, Greenish
Streak
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White
For which Rashi?
Sagittarius, Scorpio
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Planet
Pluto
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Element of Planets
-
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Energy
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How to Wear?
Finger
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Ring Metal
-
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Deities
Hephaestus
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Not to wear with
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Powers
-
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Birthstone
Planetary
-
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Talisman
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Tenacity
-
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Solubility
-
-
Durability
-
-
Specific Gravity
3.65-4.555.5-6.0
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
None, but may exhibit slight parting
{001} Distinct
Mohs Hardness
7.5-86.5
2
10
👆🏻
Chemical Composition
(Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)
ZrO 2Arthur Thomas , Gemstones (2009)
Luster
Vitreous
Adamantine
Pleochroism
-
DistinctArthur Thomas
Dispersion
0.020.04
0.005
1
👆🏻
Transparency
-
Transparent
Refractive Index
1.735-1.7902.13-2.20
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/c
Birefringence
-99990.07
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Physical
Neurological
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Cardiovascular
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Respiratory
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Good
Reproductive
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Digestive
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Psychology
Empowerment
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Healing
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Qualities Associated
Transformation
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