Origin
Brazil
Southern and central Africa, Burma, Tanzania, India, Sri Lanka
Color
Yellow, White, Brown, Brownish, Black
Yellow, White, Green, Brown, Greenish, gray
Streak
Brown, Yellow, White
Grey, gray
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
Soluble
-
Durability
-
-
Specific Gravity
3.06-3.253.20-3.25
1
7.18
👆🏻
Fracture
Sub-Conchoidal, Conchoidal, Uneven
Uneven, Conchoidal
Cleavage
Poor/indistinct on {100}
Good/distinct on [210]
Mohs Hardness
4.5-55.5
2
10
👆🏻
Chemical Composition
(Fe,Mn)AlPO 4(OH) 2 -H 2OArthur Thomas , Gemstones (2009)
Mg 2Si 2O 6Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Resinous
Vitreous, Pearly
Pleochroism
visible
Pale green to pale orange
Dispersion
0.030.01
0.005
1
👆🏻
Transparency
Transparent
Transparent, Translucent
Refractive Index
1.639-1.6721.650-1.680
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Orthorhombic
Birefringence
0.027-0.0420.009-0.011
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
-
Cardiovascular
Enhances mental clarity
-
Respiratory
Excellent
-
Reproductive
-
-
Digestive
-
-
Psychology
Creativity
Grounding
Healing
Emotional healing
Emotional healing
Qualities Associated
Joy
Grounding