Rutile: Mineral information, data and localities.
The most common member of the Rutile Group.Rutile is one of the five forms of titanium dioxide, TiO 2, found in nature. Sellaite (magnesium fluoride, MgF 2) also has a rutile-type structurepare 'UM1987-04-O:Ti'. Note on the type locality: Since Werner introduced rutile in 1800, Horcajuelo de la Sierra (originally erronously reported as Cajuelo, which is …