Origin
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Ethiopia, Afghanistan, China, Australia, Origins: Brazil (major source); also found in USA, Germany, France, UK, Finland, Norway, Sweden, Namibia, Zaire, China and Australia.
Color
Brown, Blue, Green, Yellow, White
Brown, Green, White, Colorless, Yellow, Blue, gray, pink, Greenish
Streak
White
White
For which Rashi?
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-
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
3.32-3.432.98-3.10
1
7.18
👆🏻
Fracture
Conchoidal
Sub-Conchoidal, Irregular/uneven, Uneven, Conchoidal
Cleavage
Poor on {110} and {100} very poor on {001}
[100] Perfect, [110] Good, [011] Distinct
Mohs Hardness
6-76
2
10
👆🏻
Chemical Composition
Ca10(Mg,Fe)2Al4(SiO4)5(Si2O7)2(OH)4
(Li,Na)Al(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
Luster
Vitreous, Resinous
Vitreous, Pearly
Pleochroism
slight in colored varieties
weak to none
Dispersion
0.030.01
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.703-1.7521.578-1.646
1
3.25
👆🏻
Optic Character
-
Biaxial/+
Crystal System
tetragonal
Triclinic
Birefringence
0.004-0.0060.020-0.030
0
0.296
👆🏻
Clarity
-
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
Supports heart health
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Respiratory
Good
Excellent
Reproductive
-
Supports reproductive health
Digestive
-
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Psychology
Transformation
Peace
Healing
Emotional healing
Emotional healing
Qualities Associated
Transformation
Peace