Origin
Color
Streak
For which Rashi?
Planet
Element of Planets
Energy
Finger
Ring Metal
Deities
Not to wear with
Powers
Planetary
Talisman
Tenacity
Solubility
Durability
Specific Gravity
Fracture
Cleavage
Mohs Hardness
Chemical Composition
Luster
Pleochroism
Dispersion
Transparency
Refractive Index
Optic Character
Crystal System
Birefringence
Clarity
Neurological
Cardiovascular
Respiratory
Reproductive
Digestive
Psychology
Healing
Qualities Associated
Southern and central Africa
Black, Reddish, gray, Red
Black, Brown, Reddish, Red
Uneven, ConchoidalWalter Schumann, Conchoidal
None, may show partings on {0001} and {10 1 1}
Fe 2O 3Arthur Thomas , Gemstones (2009)
O = brownish red; E = yellowish red
OpaqueHerve Nicolas Lazzarelli
OpaqueHerve Nicolas Lazzarelli
Ethiopia, Afghanistan, China, Australia, Origins: Brazil (major source); also found in USA, Germany, France, UK, Finland, Norway, Sweden, Namibia, Zaire, China and Australia.
Brown, Green, White, Colorless, Yellow, Blue, gray, pink, Greenish
Sub-Conchoidal, Irregular/uneven, Uneven, Conchoidal
[100] Perfect, [110] Good, [011] Distinct
(Li,Na)Al(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
TransparentUlrich Henn and Claudio C. Milisenda
Enhances mental clarity and focus
Supports reproductive health