Origin
-
Sri Lanka
Color
Brown, Colorless, Brownish, Black, Green, Greenish
Blue
Streak
White
-
For which Rashi?
-
Sagittarius, Scorpio
Planet
-
Pluto
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Hephaestus
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
5.5-6.03.65-4.55
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
{001} Distinct
None, but may exhibit slight parting
Mohs Hardness
6.57.5-8
2
10
👆🏻
Chemical Composition
ZrO 2Arthur Thomas , Gemstones (2009)
(Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)
Luster
Adamantine
Vitreous
Pleochroism
DistinctArthur Thomas
-
Dispersion
0.040.02
0.005
1
👆🏻
Transparency
Transparent
-
Refractive Index
2.13-2.201.735-1.790
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/c
Isometric
Birefringence
0.07-9999
0
0.296
👆🏻
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
-
Empowerment
Healing
-
-
Qualities Associated
-
Transformation