Niu YL and Batiza R (1997) Trace element evidence from
seamounts for recycled oceanic crust in the Eastern
Pacific mantle. Earth Planet. Sci. Lett 148: 471--483.
Perfit MR and ChadwickWW (1998) Magmatism at midocean ridges: constraints from volcanological and geochemical investigations. In: Buck WR, Delaney PT,
Karson JA and Lagabrielle Y (eds), Faulting and
Magmatism at Mid-ocean Ridges. American Geophysics
Monograph 106, Washington, DC: American
Geophysics Union, p. 59–115.
Perfit MR and Davidson JP (2000) Plate tectonics and
volcanism. In: Sigurdsoon H (ed.) Encyclopedia of
Volcanoes. San Diego: Academic Press.
Perfit MR, Ridley WI, and Jonasson I (1998) Geologic,
petrologic and geochemical relationships between
magmatism and massive sulfide mineralization along
the eastern Galapagos Spreading Center. Review in
Economic Geology 8(4): 75--99.
Shen Y and Forsyth DW (1995) Geochemical constraints
on initial and final depths of melting beneath mid-ocean
ridges. Journal of Geophysical Research 100:
2211--2237.
Sigurdsson H (ed.) (2000) Encyclopedia of Volcanoes.
Academic Press
Sinton JM and Detrick RS (1992) Mid-ocean ridge magma
chambers. Journal of Geophysical Research 97:
197--216.
Smithsonian Catalog of Basalt Glasses [http://www.nmnh.
si.edu/minsci/research/glass/index.htm]
Thompson RN (1987) Phase-equilibria constraints on the
genesis and magmatic evolution of oceanic basalts.
Earth Science Review 24: 161--210.
MID-OCEAN RIDGE GEOCHEMISTRY AND PETROLOGY 365
seamounts for recycled oceanic crust in the Eastern
Pacific mantle. Earth Planet. Sci. Lett 148: 471--483.
Perfit MR and ChadwickWW (1998) Magmatism at midocean ridges: constraints from volcanological and geochemical investigations. In: Buck WR, Delaney PT,
Karson JA and Lagabrielle Y (eds), Faulting and
Magmatism at Mid-ocean Ridges. American Geophysics
Monograph 106, Washington, DC: American
Geophysics Union, p. 59–115.
Perfit MR and Davidson JP (2000) Plate tectonics and
volcanism. In: Sigurdsoon H (ed.) Encyclopedia of
Volcanoes. San Diego: Academic Press.
Perfit MR, Ridley WI, and Jonasson I (1998) Geologic,
petrologic and geochemical relationships between
magmatism and massive sulfide mineralization along
the eastern Galapagos Spreading Center. Review in
Economic Geology 8(4): 75--99.
Shen Y and Forsyth DW (1995) Geochemical constraints
on initial and final depths of melting beneath mid-ocean
ridges. Journal of Geophysical Research 100:
2211--2237.
Sigurdsson H (ed.) (2000) Encyclopedia of Volcanoes.
Academic Press
Sinton JM and Detrick RS (1992) Mid-ocean ridge magma
chambers. Journal of Geophysical Research 97:
197--216.
Smithsonian Catalog of Basalt Glasses [http://www.nmnh.
si.edu/minsci/research/glass/index.htm]
Thompson RN (1987) Phase-equilibria constraints on the
genesis and magmatic evolution of oceanic basalts.
Earth Science Review 24: 161--210.
MID-OCEAN RIDGE GEOCHEMISTRY AND PETROLOGY 365