TY JOUR TI 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 KW Slow-spreading ridges KW Ultramafic cumulates KW Fe-Ti-oxides. JO Russian Journal of Earth Sciences AU , .. AU , .. AU , .. AU , .. PY 2005 IS 7 PB Геофизический центр Российской Академии Наук