Origin
Brazil
Turkey
Color
Yellow, White, Brown, Brownish, Black
Colorless, White, Yellow, Greenish, gray, Brown
Streak
Brown, Yellow, 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
-
Very brittle
Solubility
Soluble
insoluble
Durability
-
-
Specific Gravity
3.06-3.253.30-3.40
1
7.18
👆🏻
Fracture
Sub-Conchoidal, Conchoidal, Uneven
Conchoidal
Cleavage
Poor/indistinct on {100}
{010} perfect, {110} distinct, {100} in traces
Mohs Hardness
4.5-56.5-7
2
10
👆🏻
Chemical Composition
(Fe,Mn)AlPO 4(OH) 2 -H 2OArthur Thomas , Gemstones (2009)
AlO(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Luster
Vitreous, Resinous
Pearly
Pleochroism
visible
Strong
Dispersion
0.030.01
0.005
1
👆🏻
Transparency
Transparent
Transparent
Refractive Index
1.639-1.6721.702-1.750
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Orthorhombic
Birefringence
0.027-0.0420.048
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
-
Cardiovascular
Enhances mental clarity
Supports heart health
Respiratory
Excellent
-
Reproductive
-
-
Digestive
-
-
Psychology
Creativity
Transformation
Healing
Emotional healing
Emotional healing
Qualities Associated
Joy
Change