OBERLIN COLLEGE GEOLOGY
PUBLICATIONS STEMMING FROM FACULTY
AND STUDENT RESEARCH

This page lists the articles and abstracts Oberlin geofaculty have published in recent years. Many of these are based on research done in collaboration with students. The co-authors who were students at the time of the research are designated by (OC + year of graduation). More information about each staff member's research interests can be found on their pages in the staff section.

Abstracts 2002

Simonson, B.M. and Hassler, S.W., 2002, Spherule event horizons: the other (and better?) record of impacts in early earth history. "Impacts and the Origin, Evolution and Extinction of Life," UCLA, Rubey Colloquium Proceedings, p. 53-56.

McDonald, I. and Simonson, B.M., 2002, PGE anomalies detected in two more 2.5-2.6 billion year-old spherule layers in the Hamersley basin of Western Australia: Lunar and Planetary Science Conference XXXIII, abstract #1250.

Shukolyukov, A., Castillo, P., Simonson, B.M. and Lugmair. G.W., 2002, Chromium in late Archean spherule layers from Hamersley basin, Western Australia: isotopic evidence for extraterrestrial component: Lunar and Planetary Science Conference XXXIII, abstract #1369.

Simonson, B.M., Hassler, S.W., Smit, J. and Sumner, D., 2002, How many late Archean impacts are recorded in the Hamersley basin of Western Australia?: Lunar and Planetary Science Conference XXXIII, abstract

2001 PUBLICATIONS

Hubbard, D.K., Gill, I.P., and Burke, R.B., 2001, The role of framework in modern reefs and its application to ancient systems, in: Stanley, G. (ed.), The History sand Sedimentology of Ancient Reef Systems, Plenum Press, New York: 351-385. Chadwick, B., Claeys, P. and Simonson, B.M., 2001, New evidence for a large Palaeoproterozoic impact: spherules in a dolomite layer in the Ketilidian orogen, South Greenland: Journal of the Geological Society of London, v. 158, p. 331-340.

Hassler, S.W., and Simonson, B.M., 2001, The sedimentary record of extraterrestrial impacts in deep-shelf environments: Evidence from the early Precambrian: Journal of Geology, v. 109, p. 1-19.

Abstracts 2001

Simonson, B.M., Cardiff, M. (OC Ã01), and Schubel, K.A., 2001, New evidence that a spherule layer in the late Archean Jeerinah Formation of Western Australia was produced by a major impact: Lunar and Planetary Science Conference XXXII, abstract #1141.

Simonson, B.M., Chadwick, B., and Claeys, P., 2001, Spherules in a Palaeoproterozoic dolomite layer in the Ketilidian Orogen of South Greenland are candidates for ejecta from the Vredefort Structure: Lunar and Planetary Science Conference XXXII, abstract #1142, 2 pp. Simonson, B.M., What are the textures of early Precambrian impact spherules trying to tell us?, Proceedings of "Bolide Impacts on Wet Targets," Geological Society of America Field Forum in Nevada and Utah.

Simonson, B.M., Hassler, S.W., and Smit, J., 2001, Recent discoveries help clarify origins of late Archean impact spherule layers in the Hamersley Basin of Western Australia, Geological Society of America Abstracts with Program, v. 33, n. 7, p. A-310.

2000 PUBLICATIONS

Hassler, S.W., Robey, H.F., and Simonson, B.M., 2000, Bedforms produced by impact-generated tsunami, ~2.6 Ga Hamersley basin, Western Australia, Sedimentary Geology (special issue on Seismoturbidites, Seismites and Tsunamiites), v. 135, p. 283-294.

Simonson, B.M., Davies, D. (OC '96), and Hassler, S.W., 2000, Discovery of a layer of probable impact melt spherules in the late Archean Jeerinah Formation (Fortescue Group, Western Australia), Australian Journal of Earth Sciences, v. 47, p. 315-325.

Simonson, B.M., and Harnik, Paul (OC '98), 2000, Have distal impact ejecta changed through geologic time?, Geology, v. 28, p. 975 - 978.

Simonson, B.M., Hornstein, M. (OC '98), and Hassler, S.W., 2000, Particles in late Archean Carawine Dolomite (Western Australia) resemble Muong Nong-type tektites, in I. Gilmour and C. Koeberl , eds., Impacts and the Early Earth, Springer-Verlag, Lecture Notes in Earth Sciences, v. 92, p. 181-213.

Simonson, B.M., Koeberl, C., McDonald, I., and Reimold, W.U., 2000, Geochemical evidence for an impact origin for a Late Archean spherule layer, Transvaal Supergroup, South Africa, Geology, v. 28, no. 12, p. 1103 - 1106.

Abstracts 2000

Berke, Melissa (OC '00), and Simonson, B.M., 2000, Textural variance of South African impact spherules due to weathering and lateral position: Geological Society of America Abstracts with Program, North Central Section, v. 32, n. 4, p. A4.

Chadwick, B., Simonson, B.M. and Claeys, P., 2000, "Microfossils" in a dolomite layer in the Palaeoproterozoic Ketilidian Orogen of south Greenland reinterpreted as reworked impact spherules: Geological Society of America Abstracts with Program, v. 32, n. 7, p. A-377.

Gill, I.P., Dickson, J.A.D., and Hubbard, D.K., 2000, Expanding the scales of proxy records, Abstracts of 9th International Coral Reef Symposium, Bali, Indonesia, p. 89.

Hubbard, D.K., Bythell, J., Gladfelter, E., 2000, Biological versus geological reef communities at Buck Island, U.S. Virgin Islands, Abstracts of 9th International Coral Reef Symposium, Bali, Indonesia, p. 50.

Hubbard, D.K., Garcia, M.,2000, Easter Island: reefs and bleaching where they aren't supposed to be? Abstracts of 9th International Coral Reef Symposium, Bali, Indonesia, p. 264.

Hubbard, D.K., Gill, I.P., Burke, R.B., 2000, Caribbean-wide loss of A. palmata 7,000 yr ago: sea-level change, stress, or business as usual? Abstracts of 9th International Coral Reef Symposium, Bali, Indonesia, p. 57.

Jensen, L. (OC '00) and Wojtal, S., 2000, Fold reorientation near the San Andreas Fault, Salton Trough: Geological Society of America Abstracts with Program, v. 32, n. 7, in press. Lincoln, R. (OC '00) and Parsons-Hubbard, K.M., 2000, Disarticulation and dissolution of Callinectes across time and depth gradients in the Bahamas: Geological Society of America Abstracts with Program, North Central Section, v. 32, n. 4, in press.

Madof, A. (OC '00) and Parsons-Hubbard, K.M., 2000, The microstratigraphy and paleontology of the Meadville Shale Member at Lodi, northeastern Ohio: A paleoenvironmental analysis: Geological Society of America Abstracts with Program, North Central Section, v. 32, n. 4, in press.

Nytch, C. (OC '00) and Parsons-Hubbard, K.M., 2000, Bad-boy bryozoan biomarkers: Cheilostome distribution patterns along a Bahamian depth gradient: Geological Society of America Abstracts with Program, North Central Section, v. 32, n. 4, in press.

Parsons-Hubbard, K.M., 2000, Predicting reef and surrounding environments from the taphonomic condition of mollusk remains, 9th International Coral Reef Symposium Abstracts, Bali, Indonesia, p. 305. 

Simonson, B.M., 2000, The distinction between flat pebble conglomerates and intraformational breccias in Precambrian iron formations: Institute on Lake Superior Geology Proceedings, v. 46, part 1: Program and Abstracts, p. 63.

Simonson, B.M., 2000, Genesis of large Precambrian iron formations: 31st International Geological Congress Abstracts Volume, CD-ROM, extended abstract (4 pp.)

Simonson, B.M., 2000, Depositional settings and early diagenesis of large Precambrian iron formations: 31st International Geological Congress Abstracts Volume, CD-ROM, shorter abstract (2 pp.).

Simonson, B.M., 2000, Contrasts between early Precambrian and Phanerozoic impact spherule layers: 31st International Geological Congress Abstracts Volume, CD-ROM, shorter abstract (2 pp.).

Simonson, B.M., 2000, Large iron formations: balancing the budget with supply-side economics: Geological Society of America Abstracts with Program, v. 32, n. 7, p. A-313.

1999 PUBLICATIONS

Parsons-Hubbard, K.M., Callender, W.R., Powell, E.N., Brett, C.E., Walker, S.E., Raymond, A.L., and Staff, G.M. 1999. Rates of Burial and Disturbance of Experimentally-Deployed Molluscs: Implications for Preservation Potential, PALAIOS, v.14, p. 337-351. 

Simonson, B. M., and Carney, Karen E. (OC '92), 1999, Roll-Up Structures: Evidence of in situ microbial mats in Late Archean deep shelf environments, PALAIOS, v. 14, p. 13-24.

Simonson, B.M., Hassler, S.W., and Beukes, N.J., 1999, A Late Archean impact spherule layer in South Africa that may correlate with a layer in Western Australia, in B. O. Dressler and V. L. Sharpton, eds., Impact Cratering and Planetary Evolution II: Geological Society of America Special Paper 339, p. 249-262.

Abstracts '99

Gill, I.P., and Hubbard, D.K, 1999. Time windows: Six millenia of NE Caribbean composite coral isotopic records, Abstracts of American Geophysical Union, Spring Mtg, Boston, MA.

Harnik, Paul G. (OC '98), and Simonson, B. M., 1999, Contrasts in spherule textures suggest change in nature of impact strewn fields through geologic time: Geological Society of America Abstracts with Program, v. 31, n. 7, p. A-174.

Heise, E.A., A. Raymond, K.M. Parsons-Hubbard, and S.E. Walker, 1999. Fossilization potential and recycling of wood by isopods on a carbonate platform, Geological Society of America, Abstracts with Program, Denver, vol. 31(7) p. A421

Hubbard, D.K., 1999, Easter Island - everything I don't know about coral reefs, Geological Society of America Abstracts with Program, v. 31, n. 7, A-252.

Koeberl, C., Simonson, B. M., and Reimold, W. U., 1999, Geochemistry and petrography of a late Archean spherule layer in the Griqualand West basin, South Africa: Lunar and Planetary Science Conference XXX, abstract #1755, 2 pp.

Parsons-Hubbard, K.M., E.N. Powell, G.M. Staff, W.R. Callender, C.E. Brett, and S.E. Walker, 1999. The effect of shallow burial and sediment type on shell preservation from shelf to slope environments, Geological Society of America, Abstracts with Programs, vol. 31(7) p. A419

Simonson, B. M., and Hassler, S. W., 1999, Using distal ejecta layers to assess environmental disturbance by impacts in the late Archean: Geological Society of America Abstracts with Program, v. 31, n. 7, p. A-64.

Simonson, B. M., Hornstein, Miriam (OC '98) and Hassler, S. W., 1999, Are rregular clasts of former silicate melt in the Carawine Dolomite (late Archean, Western Australia) the oldest known tektites on earth?: Lunar and Planetary Science Conference XXX, abstract #1481, 2 pp.

1998 PUBLICATIONS

Gill, I., Hubbard, D.K. and McLaughlin, P., 1998. The Geology and Hydrogeology of St. Croix, in Vacher, L. and Quinn, T., eds., The Geology and Hydrogeology of Carbonate Islands, Developments in Sedimentology 54, Elsevier, pp. 359-380.

Hubbard, D.K., Burke, R.B., and Gill, I.P., 1998, Where's the reef: the role of framework in the Holocene: Carbonates and Evaporites, 13(1):3-9.

Simonson, B.M., 1998, Impacts on early earth (photograph + caption): National Geographic, v. 193, no. 1, p. 92-93.

Simonson, B.M., Davies, D. (OC '96), Wallace, M., Reeves, S., and Hassler, S.W., 1998, Iridium anomaly but no shocked quartz from Late Archean microkrystite layer: oceanic impact ejecta?: Geology, v. 26, p. 195-198.

Woodhead, J.D., Hergt, J.M., and Simonson, B.M., 1998, Isotopic dating of an Archean bolide impact horizon, Hamersley Basin, Western Australia: Geology, v. 26, p. 47-50.

Walker, S.E., Parsons-Hubbard, K., Powell, E.N., and Brett, C.E., 1998. Bioerosion or bioaccumulation? Shelf-slope trends for epi-and endobionts on experimentally deployed gastropod shells, Historical Biology, 13:61-72.

Abstracts '98

Hassler, S.W., and Simonson, B.M., 1998, Are wave-formed sedimentary structures and large rip-up clasts in early Precambrian microkrystite horizons diagnostic of oceanic impacts? [abs. #1086 on CD-ROM]: Lunar and Planetary Science, XXIX, 2 pp.

Hubbard, D.K. and Gill, I.P. (1998) Reef sequences as indicators of sea-level history vs. environment of deposition: Geological Society of America, Abstracts with Programs, 30/7, p. A194.

Parsons-Hubbard, K.M., E.N. Powell, S.E. Walker, C.E. Brett, D. Carlson, 1998. Depth trends for encrusting organisms on bivalve shells from 15 to 285 meters, Exuma Sound, Bahamas, Geological Society of America, Abstracts with Programs, 30/7, p. A117.

Parsons-Hubbard, K.M., Powell, E.N., Callender, W.R., Brett, C.E., Walker, S.E., Raymond, A.L., and Staff, G.M., 1998. Rates of burial and disturbance for experimentally deployed shell accumulations from shallow carbonate shelf to deep clastic slope environments. Amer. Assoc. of Petroleum Geologists Annual Convention Abstracts. Salt Lake City, Utah, May 17-28.

Powell, E. N., K.M. Parsons-Hubbard, G. Staff, W.R. Callender, C.E. Brett, S.E. Walker, 1998. Exposure vs. Shallow Burial of Experimentally Deployed Bivalves: Effects on Shell Preservation and on the Types and Distribution of Epibiotic Organisms. Organism-Sediment Interactions Symposium, Belle Baruch Inst. For Marine Biology and Coastal Res., Univ. of S. Carolina, Oct. 23-25.

Simonson, B. M., and Hassler, S. W., 1998, A guide to recognizing reworked impact ejecta deposits in marine precambrian strata: Geological Society of America Abstracts with Program, v. 30, n. 7, p. A-99.

Simonson, B.M., Beukes, N.J., and Hassler, S.W., 1998, Sedimentology of a microkrystite-rich horizon in the Griqualand West Basin and possible correlation with the Hamersley Basin: Geocongress Extended Abstracts, Pretoria, South Africa, p. 182-186. Wojtal, S. 1998. Interpreting the microstructures formed during fault slip. Geological Society of America Abstracts with Program 30/7, A132.

If you have questions, concerns, or comments about our homepage, please let us know.

The most recent update was Thursday, 02/08/2007