Origin
-
Tanzania, Madagascar, Kenya, Sri Lanka, Burma, Australia
Color
Brown, Colorless, Brownish, Black, Green, Greenish
Green, Brown, Colorless, Greenish, Yellow
Streak
White
White
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
5.5-6.03.25-3.45
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal, Uneven
Cleavage
{001} Distinct
Good on {110}
Mohs Hardness
6.56.5
2
10
👆🏻
Chemical Composition
ZrO 2Arthur Thomas , Gemstones (2009)
Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Luster
Adamantine
Vitreous
Pleochroism
DistinctArthur Thomas
X = colorless to green; Y = colorless
Dispersion
0.040.02
0.005
1
👆🏻
Transparency
Transparent
-
Refractive Index
2.13-2.201.660-1.685
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/c
Orthorhombic
Birefringence
0.070.012-0.017
0
0.296
👆🏻
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
-
Harmony
Healing
-
Emotional healing
Qualities Associated
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Self-worth