%0 Journal Article %T Silicic Fe-Ti-oxide series of slow-spreading ridges: petrology, geochemistry, and genesis with reference to the Sierra Leone segment of the Mid-Atlantic Ridge axial zone at 6\deg N %A Sharkov, E.V. %A Bortnikov, N.S. %A Zinger, T.F. %A Chistyakov, A.V. %K Slow-spreading ridges, Ultramafic cumulates, Fe-Ti-oxides. %J Russian Journal of Earth Sciences %D 2005 %N 7 %P 29 %I Geophysical Center of the Russian Academy of Sciences