TY JOUR TI Mineralogy and geochemistry of sulfide ores in ocean-floor hydrothermal fields associated with serpentinite protrusions KW mineralogy KW geochemistry KW ocean-floor hydrothermal fields KW serpentinite protrusions. JO Russian Journal of Earth Sciences AU Lein, A.Y. AU Ulyanova, N.V. AU Ulyanov, A.A. AU Cherkashev, G.A. AU Stepanova, T.V. PY 2001 IS 3 PB Geophysical Center of the Russian Academy of Sciences