UCSB Geological Sciences

	Ehrhardt, Christopher J., Haymon, Rachel M., Lamontagne, Michael G., Holden, Patricia A., 2007, Evidence for hydrothermal Archaea within the basaltic flanks of the East Pacific Rise, Environmental Microbiology (advance online), doi:10.1111/j.1462-2920.2006.01211.x PDF
	Benjamin, S. B., and Haymon, R. M. 2006. Hydrothermal mineral deposits and fossil biota from a young (0.1 Ma) abyssal hill on the flank of the fast spreading East Pacific Rise: evidence for pulsed hydrothermal flow and tectonic tapping of axial heat and fluids, Geochemistry, Geophysics, Geosystems, 7:26 pp., Q05002, doi:10.1029/2005GC001011. PDF
	Haymon, R. M. Macdonald, K. C., Benjamin, S. B., and C. J. Ehrhardt, 2005. Manifestations of hydrothermal discharge from young abyssal hills on the fast- spreading East Pacific Rise flank. Geology 33: 153-156. PDF
	Haymon, R. M., and S. M. White, 2004. Fine-scale segmentation of volcanic/hydrothermal systems along fast-spreading ridge crests, Earth Planet. Sci. Letts. 226:367-382. PDF
	Wright, D. J., Haymon, R., and D. J. Fornari, 1995, Crustal fissuring and its relationship to magmatic and hydrothermal processes on the East Pacific Rise crest (9º12' to 54'N). J. Geophysical Research 100:6097-6120. PDF
	Haymon, R.M., D.J. Fornari, K.L. Von Damm, M.D. Lilley, M.R. Perfit, J.M. Edmond, W.C. Shanks III, R.A. Lutz, J.M. Grebmeier, S. Carbotte, D. Wright, E. McLaughlin, M. Smith, N. Beedle and E. Olson. 1993. Volcanic eruption of the mid-ocean ridge along the East Pacific Rise crest at 9°45-52’N: Direct submersible observations of seafloor phenomena associated with an eruption event in April, 1991. Earth. Plan. Sci. Lett. 119:85-101. PDF
	Haymon, R. M., Fornari, D. J., Edwards, M. H., Carbotte, S., Wright, D., Macdonald, K. C., 1991, Hydrothermal vent distribution along the East Pacific Rise Crest (9°09'-54'N) and its relationship to magmatic and tectonic processes on fast-spreading mid-ocean ridges, Earth Planet. Sci. Lett. 104, 513-534. PDF
	Haymon, R.M., R.A. Koski, and M. Abrams. 1989. Hydrothermal discharge zones beneath massive sulfide deposits mapped in the Oman ophiolite. Geology 17:531-535. PDF
	Haymon, R.M., R.A. Koski and C. Sinclair, 1984, Fossils of hydrothermal vent worms discovered in Cretaceous sulfide ores of the Samail ophiolite, Oman. Science 223(4643):1407-1409. PDF
	Other Publications
	White, S. M., R. M. Haymon, and S. Carbotte, 2006. A new view of ridge segmentation and near-axis volcanism at the East Pacific Rise, 8°-12°N, from EM300 multibeam bathymetry, Geochem. Geophys. Geosyst., 7, Q12O05, doi:10.1029/2006GC001407.
	Little, C., Danelian, T., Herrington, R., and R. Haymon. 2004. Early Jurassic hydrothermal vent community from the Franciscan Complex, California. J. Paleont. 78(3): 542–559.
	Haymon, R.M. 2001. Ridges: hydrothermal vent deposits. In: Encyclopedia of Ocean Sciences, ed. by J. H. Steele, S. A. Thorpe, and K. A. Turekian (Academic Press, London). p. 1228-1234.
	White, S. M., Haymon, R. M., Fornari, D. J., Perfit, M. R., and K. C. Macdonald, 2002, Correlation between volcanic and tectonic segmentation of fast-spreading ridges: evidence from volcanic structures and lava flow morphology on the East Pacific Rise at 9º-10ºN, J. Geophys. Res., 107:2173-2192, 10.1029/2001JB000571.
	Wright, D. J., Haymon, R. M., White, S. M., and K. Macdonald , 2002, Crustal fissuring on the crest of the southern East Pacific Rise at 17º15'-40'S, J. Geophys. Res., 107:2104-2117, 10.1029/2001JB000544.
	White, S. M., Macdonald, K. C., and R. M. Haymon, 2000. Basaltic lava domes, lava lakes, and volcanic segmentation of the southern East Pacific Rise, J. Geophys. Res. 105, 23,519-536.
	Little, C.T.S., Herrington, R.M., Haymon, R.M., Danelian, T., 1999, Early Jurassic hydrothermal vent community from the Franciscan Complex, San Rafael Mountains, California, Geology 27:167-170
	Fornari, D.J., Haymon, R.M., Perfit, M.R., Gregg, T.K.P. and Edwards, M.H., 1998. Axial summit trough of the East Pacific Rise 9¾N to 10¾N: Geological characteristics and evolution of the axial zone on fast-spreading mid-ocean ridges, J. Geophys. Res. 103:9827-9855.
	Shank, T.M., Fornari, D.J., Von Damm, K.L., Lilley, M.D., Haymon, R.M. and Lutz, R.A.,1998. Temporal and spatial patterns of biological community development at nascent deep-sea hydrothermal vents along the East Pacific Rise, 9¾ 49.6'N-9¾50.4'N, Deep Sea Research 160:419-431.
	Haymon, R.M. 1996. The response of ridge crest hydrothermal systems to segmented, episodic magma supply, In: MacLeod, C.J., Tyler, P., and Walker, C.L. (eds.), Tectonic, Magmatic, Hydrothermal, and Biological Segmentation of Mid-Ocean Ridges, Geological Society of London Special Publication No. 118:157-168.
	Wright, D.J., Haymon, R., and Macdonald, K.C., 1995. Breaking new ground: estimates of crack depth along the axial zone of the East Pacific Rise (9¾ 12'-54'N), Earth Planet. Science Letts. 134:441-457.
	Lutz, R. A., and R. M. Haymon, 1994. Rebirth of a deep sea vent. National Geographic Magazine 186:115-125.
	Haymon, R.M. and M. Kastner. 1986. The formation of high-temperature clay minerals from basalt alteration during hydrothermal discharge on the East Pacific Rise at 21¾N. Geochimica et Cosmochimica Acta 50:1933-1939.
	Haymon, R.M. and M. Kastner. 1986. Caminite: a new magnesium-hydroxide-sulfate-hydrate mineral found in a submarine hydrothermal deposit, East Pacific Rise, 21¾N. American Mineralogist 71:819-825.
	Haymon, R. 1989, Hydrothermal processes and products on the Galapagos Rift and East Pacific Rise. In: The Eastern Pacific Ocean and Hawaii, Decade of North American Geology, ed. by A. Palmer (Geological Society of America), Vol. N 125-144.
	Haymon, R.M. 1983. The growth history of hydrothermal black smoker chimneys. Nature 301:695-698.
	Haymon, R.M. and M. Kastner. 1981. Hot spring deposits on the East Pacific Rise at 21°N: preliminary description of mineralogy and genesis. Earth Planet. Sci. Lett. 53:363-381.
	Spiess, F.N., K.C. Macdonald, T. Atwater, R. Ballard, A. Carranza, D. Cordoba, C. Cox, V.M. Diaz-Garcia, J. Francheteau, J. Guerrero, J. Hawkins, R. Haymon, R. Hessler, T. Juteau, M. Kastner, R. Larson, B. Luyendyk, J.D. Macdougall, S. Miller, W. Normark, J. Orcutt and C. Rangin, 1980. East Pacific Rise: hot springs and geophysical experiments. Science 207:1421-1433.
	Ehrhardt, C., Haymon, R., Sievert, S., Holden, P., Nanogold In Situ Hybridization for Phylogenetic Identification in Geologic Samples Using Environmental Scanning Electron Microscopy, Eos Trans. AGU, 87(52), Fall Meet. Suppl.
	Resing, J., Baker, E., Lebon, G., Walker, S., Haymon, R., Nakamura, K., Lupton, J., The Chemistry of Hydrothermal Plumes Along the Galapagos Spreading Center, Eos Trans. AGU, 87(52), Fall Meet. Suppl.
	Heintz, M. B., Haymon, R., Valentine, D. L., Carlson, C., Resing, J., Baker, E., Lebon, G., Walker, S., Ehrhardt, C., Swan., B, Microbial Community Structure in Hydrothermal Plumes of the Galapagos Spreading Center, Eos Trans. AGU, 87(52), Fall Meet. Suppl.
	Anderson, Peter G., Haymon, R., Macdonald, K., White, S., Visual Observations and Geologic Settings of the Newly-Discovered Black Smoker Vent Sites Across the Galapagos Ridge-Hotspot Intersection, Eos Trans. AGU, 87(52), Fall Meet. Suppl.
	White, Scott M., Meyer, Jason D., Haymon, Rachel M., Anderson, Peter, Macdonald, Ken C., Effects of Magma Supply on Volcanic Morphology along the Hotspot-Influenced Galapagos Spreading Center, Eos Trans. AGU, 87(52), Fall Meet. Suppl.
	Baker, E. T., Resing, J. A., Walker S. L., Lebon, G. T., Nakamura, K., Haymon, R. M., White, S. M., Macdonald, K. C., Hydrothermal Plume Mapping Along the Hotspot-affected Galapagos Spreading Center Finds High-Temperature Vent Sites are Anomalously Scarce, Eos Trans. AGU, 87(52), Fall Meet. Suppl.
	Haymon, Rachel M., Anderson, Peter G., Baker, Edward T., Resing, Joseph A., White, Scott M., Macdonald, Ken C., Discovery and Distribution of Black Smokers on the Western Galapagos Spreading Center: Implications for Spatial and Temporal Controls on High Temperature Venting at Ridge/Hotspot Intersections, Eos Trans. AGU, 87(52), Fall Meet. Suppl.
	Tolstoy, M., Carbotte, S., Haymon, R., Holland, M., Mullineaux, L., Von Damm, K., The East Pacific Rise 8º-11ºN Integrated Studies Site (ISS); Update and Opportunities, Eos Trans. AGU, 85(47), Fall Meet. Suppl., Abstract B13A-0164.
	Haymon, R. M., Macdonald, K. C. Benjamin, S. B., Ehrhardt, C. J., Evidence for Pulsed Hydrothermal Venting from Young Abyssal Hills on the EPR Flank Suggests Frequent Seismic Pumping of Ridge Flank Fluid Flow, Eos Trans. AGU, 85(47), Fall Meet. Suppl., Abstract B13A-0173.
	Benjamin, S. B., Haymon, R. M., Hydrothermal Mineral Deposits From a Young (0.1Ma) Abyssal Hill on the Flank of the Fast-Spreading East Pacific Rise, Eos Trans. AGU, 85(47), Fall Meet. Suppl., Abstract B13A-0172. PDF
	Ehrhardt, C., Haymon, R., Holden, P., New Mineral and Microbial Evidence of High Temperature Hydrothermal Venting Along Off-Axis Abyssal Hill Fault Scarp on the East Pacific Rise Flank at 9º 27'N, Eos Trans. AGU, 85(47), Fall Meet. Suppl., Abstract B13A-0174.
	Carbotte, S., Haymon, R., Holland, M., Von Damm, K., The East Pacific Rise 8º to 11º N Integrated Studies Site (ISS); Update and Opportunities, Eos Trans. AGU, 84(46), Fall Meet. Suppl., Abstract B12A-0730.
	Ehrhardt, C. J., Haymon, R., Holden, P., Lamontagne, M., Geomicrobiology of Archaeal Communities Isolated from an Off-axis Abyssal Hill Fault Scarp on the East Pacific Rise Flank at 9º 27'N, Eos Trans. AGU, 84(46), Fall Meet. Suppl., Abstract B12A-0732.
	Anderson, C., and R. M. Haymon, Teaching Introductory Mineralogy With the GeoWall, Eos Trans. AGU, 84(46), Fall Meet. Suppl., Abstract D32B-1202.
	Macdonald, K. C., Haymon, R. M., Blasius, J., and S. Benjamin, Off-axis hydrothermal activity on the East Pacific Rise near 9º 28’N, faulted and topographic control of hydrothermal discharge?, EOS, Trans. Amer. Geophys. Union, Fall 2002 Meeting Abstract Volume.
	Ehrhardt, C., Haymon, R. M., and P. Holden, Microbially-mediated mineralization at hydrothermal vents: searching for nanoscale biosignatures, EOS, Trans. Amer. Geophys. Union, Fall 2002 Meeting Abstract Volume.
	Haymon, R. M., Macdonald, K. C., Benjamin, S. B., Valentine, D. L., Hill, T. M., and J. Blasius, Characteristics and Origin of Sediment “Blow-Outs” on a Young Abyssal Hill on the EPR Flank Near 9º 28’N, EOS, Trans. Amer. Geophys. Union, Fall 2002 Meeting Abstract Volume.
	Haymon, R. M., and K. C. Macdonald, The importance of ridge segmentation to strategies for integrated studies at EPR 8-11ºN, and linkages to drilling objectives, RIDGE 2000 Implementation Plan Workshop (Albuquerque, New Mexico, April 2002). http://ridge2000.bio.psu.edu/wkshop_repts/ WorkshopReports.html
	White, S. M., Haymon, R. M., and K. C. Macdonald, The linkage of volcanic and tectonic processes on the EPR: evidence for high effusion rate eruptions at segment centers and low effusion rate eruptions at segment ends, RIDGE 2000 Community Education Workshop (Long Beach, California, February 2002). http://ridge2000.bio.psu.edu/iss_data. html
	Macdonald, K. C., Haymon, R. M., and S. M. White, Linkages between faulting, volcanism, hydrothermal activity, faunal communities and segmentation on the East Pacific Rise, RIDGE 2000 Community Education Workshop (Long Beach, California, February 2002). http://ridge2000.bio.psu.edu/iss_data. html
	Haymon, R. M., White, S. M., and K. C. Macdonald, Segmentation of magmatic/ hydrothermal systems along the East Pacific Rise, 9º-10ºN, RIDGE 2000 Community Education Workshop (Long Beach, California, February 2002). http://ridge2000.bio.psu.edu/iss_data. html