Building: Science Building, Room: S401C
Campus Box: F-19
Extension (on-campus): 304-384-5238
E-mail Address: allenj@concord.edu
Office Hours:
by appointment
- University of Kentucky, Ph.D.
- M.S.
- B.S.
Structural and sedimentary processes associated with fault reactivation; pseudotachylytes and earthquake rupture dynamics
Selected Publications and Presentations
Articles
Allen, J.L., and Shaw, C.A., in review, Seismogenic structure of a crystalline thrust fault: Fabric anisotropy and coeval pseudotachylyte-mylonitic pseudotachylyte in the Grizzly Creek shear zone, Colorado, in, Fagereng, A., Toy, V.G., and Rowland, J., eds., Geology of the Earthquake Source: A Volume in Honour of Rick Sibson: Geological Society, London, Special Publication 540.
Allen, J., and Crick, D., 2010, Using undergraduate research to improve infrastructure: Council on Undergraduate Research Quarterly, v. 31, no. 1, p. 31.
Allen, J.L., 2009, Faults, frictional melts, and fossil fuel reservoirs: NSF and PRF projects supporting undergraduate research at Concord University, in, Proceedings of STaR Symposium 2009: West Virginia Higher Education Policy Commission, Division of Science and Research, p. 54-61.
Kirkham, R.M., Streufert, R.K., Cappa, J.A., Shaw, C.A., Allen, J.L., and Schroeder, T.J. II, 2008, Geologic map of the Glenwood Springs quadrangle, Garfield County, Colorado: Colorado Geological Survey Map Series, scale 1:24,000, .
Allen, J.L., and Shaw, C.A., 2007, Proterozoic geology and Phanerozoic reactivation of the newly recognized Grizzly Creek shear zone, Glenwood Canyon, Colorado, in, Raynolds, R.G., ed., Roaming the Rocky Mountains and Environs: Geological Field Trips: Geological Society of America Field Guide 10, p. 45–61, doi: 10.1130/2007.fld010(03).
Shaw, C.A., and Allen, J.L., 2007, Field rheology and structural evolution of the Homestake shear zone, Colorado: Rocky Mountain Geology, v. 42, no. 1, p. 31-56, doi: 10.2113/gsrocky.42.1.31.
Allen, J.L., 2005, A multi-kilometer pseudotachylyte system as an exhumed record of earthquake rupture geometry at hypocentral depths (Colorado, USA): Tectonophysics, v. 402, no. 1-4, p. 37-54, doi: 10.1016/j.tecto.2004.10.017.
Ferre, E., Allen, J.L., and Lin, A., 2005, Pseudotachylytes and seismogenic friction: An introduction to current research: Tectonophysics, v. 402, no. 1-4, p. 1-2, doi: 10.1016/j.tecto.2005.03.013.
Ferre, E., Allen, J.L., and Lin, A. (Eds.), 2005, Pseudotachylytes and Seismogenic Friction: Tectonophysics, v. 402, no. 1-4, 168 pp.
llen, J.L., 2004, Timing, style, and significance of Cambrian through Laramide brittle reactivation along the Proterozoic Homestake shear zone, Colorado mineral belt: Rocky Mountain Geology, v. 39, no. 2, p. 65-84, doi: 10.2113/39.2.65.
Myrow, P.M., Taylor, J.F., Miller, J.F., Ethington, R.L., Ripperdan, R.L., and Allen, J.L., 2003, Fallen arches: Dispelling myths concerning Cambrian and Ordovician paleogeography of the Rocky Mountain region: Geological Society of America Bulletin, v. 115, p. 695-713.
Allen, J.L., O'Hara, K.D., and Moecher, D.P., 2002, Structural geometry and thermal history of pseudotachylyte from the Homestake shear zone, Sawatch Range, Colorado, in, Lageson, D., ed., Science at the Highest Level: Geological Society of America Field Guide 3, p. 17-32, doi: 10.1130/0-8137-0003-5(2002)003<0017:SGATHO>2.0.CO;2
Thomas, W.A., Allen, J.L., Mars, J.C., McDowell, R.J., Azevedo, P.A., Buck, B.J., Corner, H.J., and Dodd, J.R., 1996, Willow Creek basement fault system beneath the Southwest Montana Transverse Zone: Dormant during Cambrian-Devonian time: Mountain Geologist, v. 33, p. 115-124.
Allen, J.L., 1993, Lithofacies relations and controls on deposition of fluvial-deltaic rocks of the upper Pocahontas Formation in southern West Virginia: Southeastern Geology, v. 33, no. 3, p. 131-147.
Allen, J.L., 1993, Petrographic character of the Lower Pennsylvanian Flattop Mountain Sandstone Member and associated terrigenous channel-form sandstones, southern West Virginia: The Compass, East Carolina University special edition, v. 70, no. 2, p. 56-68.
Thomas, W.A., Ferrill, B.A., Allen, J.L., Osborne, W.E., and Leverett, D.E., 1991, Synorogenic clastic wedge stratigraphy and subsidence history of the Cahaba synclinorium and the Black Warrior foreland basin, in Thomas, W.A., and Osborne, W.E., eds., Mississippian-Pennsylvanian tectonic history of the Cahaba synclinorium: Alabama Geological Society, 28th annual field guidebook, p. 37-52.
Abstracts of Presentations [ * = Undergraduate Student Coauthor ]
Dolinar, J.*, and Allen, J.L., 2010, Micro-XRF applied to natural friction melts: Proceedings of the WV Academy of Sciences, 85th annual meeting. [Best undergraduate paper award; Morgantown, WV]
Allen, J.L., Dyess, P.G.*, Ware, I.M.*, and Bragg, J.E.*, 2009, Laramide partitioning of basement-involved deformation along the southern margin of the White River uplift, Colorado: Geological Society of America Abstracts with Programs, v. 41, no. 7, p. 458. [Portland, Oregon]
Ware, I.M.*, and Allen, J.L., 2009, Field, geochemical, and petrographic character of mylonitized pseudotachylyte in the Grizzly Creek shear zone, Glenwood Canyon, Colorado: Geological Society of America Abstracts with Programs, v. 41, no. 6, p. 50. [Orem, Utah]
Dyess, P.G.*, Shaw, C.A., Geissman, J., and Allen, J.L., 2009, Paleomagnetism of pseudotachylyte from the Mesoproterozoic Homestake shear zone, Sawatch Range, Colorado: Geological Society of America Abstracts with Programs, v. 41, no. 6, p. 50. [Orem, Utah]
Ware, I.M*., Dolinar, J.R*., and Allen, J.L., 2009, Field and geochemical characterization of a fossil earthquake zone exhumed from the middle crust at Glenwood Canyon, Colorado: Abstracts, 6th Annual Undergraduate Research Day at the Capitol, 1 p. [Charleston, West Virginia]
Allen, J.L., 2008, Structure of a pseudotachylyte-bearing earthquake barrier exhumed from the middle crust: Abstracts, 33rd International Geologic Congress, 1 p. [Oslo, Norway]
Allen, J.L., and Shaw, C.A., 2007, Coeval pseudotachylyte and mylonite in the Grizzly Creek shear zone, Colorado: A record of linked coseismic and aseismic processes in a mid-crustal thrust: Geological Society of America Abstracts with Programs, v. 39, no. 6, p. 374. [Denver, CO]
Allen, J.L., and Shaw, C.A., 2007, The role of metamorphic fabric in controlling mid-crustal seismogenic rupture and upper crustal brittle reactivation in two Colorado shear zones: An example of permanent lithospheric weakening: Geological Society of America Abstracts with Programs, v. 39, no. 6, p. 234. [Denver, CO]
Allen, J.L., and Matchen, D.L., 2007, Building a strong geoscience program from scratch: Perspectives from a new program at a state-supported PUI: Geological Society of America Abstracts with Programs, v. 39, no. 2, p. 75. [Savannah, GA]
Allen, J.L., 2006, Implementation of a new undergraduate geoscience major at Concord University: A three-phase route to success: Geological Society of America Abstracts with Programs, v. 38, no. 7, p. 205. [Philadelphia, PA]
Allen, J.L., Dennison, J.M., and Hunt, E.B.*, 2006, Asymmetric corkscrew flute casts in the Upper Devonian Brallier Formation: A local record of a Coriolis-influenced sediment system?: Geological society of America Abstracts with Programs, v. 38, no. 3, p. 5. [Knoxville, TN]
Allen, J.L., Shaw, C.A., Ferri, F.E.*, Ganak, M.E.*, Graves, A.S.*, Johnson, A.G.*, Lyman, S.J.*, and Ofsa, J.L.*, 2005, Grizzly Creek shear zone: A newly recognized frictional-plastic deformation system in the White River uplift, Colorado: Geological Society of America Abstracts with Programs, v. 37, no. 7, p. 464. [Salt Lake City, UT]
Shaw, C.A., Allen, J.L., Ferri, F.E.*, Ganak, M.E.*, Graves, A.S.*, Johnson, A.G.*, Lyman, S.J.*, and Ofsa, J.L.*, 2005, Age, setting, and reactivation of the Grizzly Creek shear zone: Tectonic implications of a newly recognized brittle/plastic thrust in central Colorado: Geological Society of America Abstracts with Programs, v. 37, no. 7, p. 60. [Salt Lake City, UT]
Dennison, J.M., Allen, J.L., and Hunt, Erin B.*, 2005, Famennian turbidite flute casts indicate southern hemisphere Devonian location of Bluefield, Virginia: Geological Society of America Abstracts with Programs, v. 37, no. 7, p. 507. [Salt Lake City, UT].
Shaw, C.A., and Allen, J.L., 2004, Brittle and plastic deformation in the Homestake shear zone, Colorado: Implications for deformation processes in the middle crust and the evolution of the Colorado Mineral Belt: Geological Society of America Abstracts with Programs, v. 36, no. 5, p. 405. [Denver, CO]
Allen, J.L., 2004, The multi-kilometer distribution of pseudotachylyte as a proxy of hypocentral rupture dynamics: Workshop on Geologic Evidence of Earthquake Source Dynamics, 32nd International Geological Congress. [Florence, Italy]
Farmer, M.L.*, and Allen, J.L., 2004, Subsurface imaging of Late Mississippian normal faults and associated paleoseismic (?) soft-sediment deformation in Mercer County, WV, using ground-penetrating radar: Proceedings of the West Virginia Academy of Sciences, 79th annual meeting, in press. [Athens, WV]
Allen, J.L., 2003, Mesoscopic structures in pseudotachylyte from the Homesake shear zone, Colorado: Geological Society of America Abstracts with Programs, v. 35, no. 6, p. 627-628. [Seattle, WA]
Taylor, J.F., Myrow, P.M., Ripperdan, R.L., Miller, J.F., Ethington, R.L., and Allen, J.L., 2002, Fallen arches: Myths concerning the Cambrian-Ordovician paleogeography of western North America: Geological Society of America Abstracts with Programs, v. 34, no. 6, p. 415. [Denver, CO]
Allen, J.L., 2001, Delineation of a km-scale coseismic rupture at hypocentral depths using pseudotachylyte vein geometry: An example from the northern Sawatch Range, Colorado: Geological Society of America Abstracts with Programs, v. 33, no. 6, p. 24. [Boston, MA]
Sullivan, W.A.*, and Allen, J.L., 2001, Stratigraphy of upper Hinton Formation sandstones in the Bluestone River Gorge, southern West Virginia: Geological Society of America Abstracts with Programs, v. 32, no. 2. [Raleigh, NC]
Allen, J.L., 2000, Student-designed field research in the introductory geology classroom: Geological Society of America Abstracts with Programs, v. 32, no. 7, p. 205. [Reno, NV]
Moecher, D.P., Cleary, M.*, O'Hara, K.D., and Allen, J.L., 1999, Mineralogy of a mullite-bearing pseudotachylyte: Geological Society of America Abstracts with Programs, v 31, no. 7, p. 359. [Denver, CO]
Allen, J.L., 1998, Stratigraphic and structural record of early Paleozoic intracratonic rifting in Colorado: Geological Society of America Abstracts with Programs, v. 30, no. 6, p. 1-2. [Flagstaff, AZ]
Allen, J.L., 1996, Geometry and significance of pseudotachylyte-bearing brittle faults rooted within a multiply reactivated shear zone: Geological Society of America Abstracts with Programs, v. 28, no.7, p. 509. [Denver, CO]
Moecher, D.P., O'Hara, K., Sharp, Z., and Allen, J.L., 1996, O isotope systematics of pseudotachylite and gneissic wall rock from the Homestake shear zone, central Colorado: Geological Society of America Abstracts with Programs, v. 28, no. 7, p. 382. [Denver, CO]
Allen, J.L., 1994, Fault-generated pseudotachylyte in a brittly reactivated shear zone, northeastern Sawatch Range, Colorado: Geological Society of America Abstracts with Programs, v. 26, p. 269. [Seattle, WA]
Allen, J.L., 1994, Early Paleozoic basement uplift and subsidence on the west-central North American craton, Colorado, U.S.A.: Abstracts, 11th International Conference on Basement Tectonics. [Potsdam, Germany]
Allen, J.L., 1993, Cambrian-Mississippian reactivation history of the Homestake shear zone, central Colorado: Geological Society of America Abstracts with Programs, v. 25, no. 5, p. 2. [Reno, NV]
Allen, J.L., 1992, Influence of a basement shear zone on stratigraphy of the Cambrian Sawatch Quartzite, northeastern Sawatch Range, Colorado: Geological Society of America Abstracts with Programs, v. 24, no. 6, p. 1.[Ogden, UT]
Thomas, W.A., Allen, J.L., McDowell, R.J., Mars, J.C., Azevedo, P.A., Buck, B.J., Corner, H.J., and Dodd, J.R., 1992, Cambrian-Devonian history of the Willow Creek Fault Zone, southwest Montana: Geological Society of America Abstracts with Programs, v. 24, no. 6, p. 65. [Ogden, UT]
Allen, J.L., 1990, Stratigraphy of clastic sediments of the upper Pocahontas Formation (Lower Pennsylvanian) in southern West Virginia: Geological Society of America Abstracts with Programs, v. 22, no. 4, p. 1-2. [Tuscaloosa, AL]
Joe Allen completed a B.S. degree in geological sciences from Michigan State University (1988), an M.S. degree in geology from East Carolina University (1990), and a Ph.D. in geological sciences from the University of Kentucky (1994). He completed postdoctoral research in structural geology at the University of Tennessee, and is currently Professor of Geology at Concord University, and Chairman of the Division of Natural Sciences.
- GEOL 101 Earth Processes, Resources, and the Environment
- UNIV 100 University 100 for Science Students
- GEOL 370 Earth Materials and Minerals
- GEOL 371 Optical Mineralogy
- GEOL 385 Structural Geology,
- GEOL 404 Field Geology in the Rockies