Origin
Austria
Australia, Brazil, Burma, Canada, India, Madagascar, Sri Lanka, Tanzania
Color
Brown, Green, Brownish, Black, Yellow, gray
Blue, Violet, Greenish, Brown, Colorless, Yellow, gray
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
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.25-3.502.57-2.66
1
7.18
👆🏻
Fracture
Conchoidal, Fibrous
Subconchoidal, Conchoidal
Cleavage
{001} perfect and {100} imperfect
Fair on {100}, poor on {001} and {010}
Mohs Hardness
6-77-7.5
2
10
👆🏻
Chemical Composition
CaAl 2(Fe3+ ,Al)Si 3O 12(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Mg2Al4Si5O18
Luster
Vitreous, Resinous
Greasy, Vitreous
Pleochroism
Strong
X = pale yellow
Dispersion
0.030.01
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.729-1.768-9999
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Orthorhombic
Birefringence
0.019-0.046-9999
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
-
Physical
Neurological
Enhances mental clarity and focus
Supports healthy digestion
Cardiovascular
Calms digestive issues
-
Respiratory
Good
Good
Reproductive
Supports healthy digestion
-
Digestive
-
-
Psychology
Abundance
Intuition
Healing
Physical healing
Emotional healing
Qualities Associated
Manifestation
Psychic Abilities