Origin
Austria, Brazil, Canada, India, Madagascar, Russia, Sri Lanka, USA
Mexico, Thailand, Italy, Austria
Color
Red, Brown, Brownish, Black
Green, Brown, Colorless, Greenish, gray, Yellow, White
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
-
Soluble
Durability
-
-
Specific Gravity
3.95-4.303.30-3.50
1
7.18
👆🏻
Fracture
Conchoidal
Uneven, ConchoidalWalter Schumann, Conchoidal
Cleavage
none
Perfect on {110}, poor on {101}, {001} rare
Mohs Hardness
7-7.55
2
10
👆🏻
Chemical Composition
Fe 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Greasy, Vitreous
Vitreous, Adamantine, Silky
Pleochroism
None
-
Dispersion
0.030.02
0.005
1
👆🏻
Transparency
-
Transparent, Translucent
Refractive Index
1.770-1.8201.614-1.636
1
3.25
👆🏻
Optic Character
-
-
Crystal System
cubic
Orthorhombic
Birefringence
-99990.022
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
Supports reproductive health
-
Digestive
-
-
Psychology
Strength
Emotional Healing
Healing
Emotional healing
Emotional healing
Qualities Associated
Devotion
Inner Peace