NEW MEXICO GEOLOGICAL SOCIETY · SPRING MEETING
Spring Meeting Abstracts
Explore research presented at the NMGS Annual Spring Meeting. Browse abstracts from 1983 onward, choose a meeting year, or open an abstract to read the full text.
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Abstracts
Boundaries of the Albuquerque geohydrologic basin, north-central New Mexico
John W. Hawley1 and P. R. Grant2 1New Mexico Bureau of Mines and Mineral Resources, New Mexico Tech, 2808 Central Ave. SE., Albuquerque, NM, New Mexico, 87106, rcase@admin.nmt.edu 2Consulting Geologist, 9720-0 Candelaria Rd., NE, Albuquerque,
Environments of formation, controls on the spatial distribution, and geochemistry of calcite cements in the Sierra Ladrones Formation (Plio-Pleistocene), New Mexico
John S. Hall, P. S. Mozley, J. M. Davis and N. A. Delude Heterogeneous calcite cements occur in the alluvial Sierra Ladrones Formation (Upper Santa Fe Group). The cement preferentially occurs in coarser-grained sediments of
A reassessment of the gait of Sphenacodontid Pelycosaurs based on trackways from the early Permian of New Mexico
Adrian P. Hunt1, S. G. Lucas2 and Martin G. Lockley3 1Mesalands Dinosaur Museum and Natural Science Laboratories, Mesa Technical College, 911 South Tenth Street, Tucumcari, NM, New Mexico, 88401 2New Mexico Museum of Natural History
Theropod dinosaurs from the latest Triassic Redonda Formation of east-central New Mexico
Adrian P. Hunt1, Phillip Huber2, B. Reid3, J. E. Frost3, William D. Cotton4 and Jennifer E. Cotton5 1Mesalands Dinosaur Museum and Natural Science Laboratories, Mesa Technical College, 911 South Tenth Street, Tucumcari, NM, 88401 2
An unusual Aetosaur (Archosauria: Crurotarsi) osteoderm from the Bull Canyon Formation (Upper Triassic: Norian) of east-central New Mexico and the biochronology of Paratypothorax
Adrian P. Hunt1 and H. J. Beuhler2 1Mesalands Dinosaur Museum and Natural Science Laboratories, Mesa Technical College, 911 South Tenth Street, Tucumcari, NM, 88401 2San Jon School, 7th and Elm, San Jon, NM, 88434 The
When will “responsible mining” stop being an oxymoron? A challenge for geoscientists and geoengineers, from one who is neither
Abram R. Jacobson Mining Issues Chair, Rio Grande Chapter of the Sierra Club, 315 Valle del Sol, Los Alamos, NM, 87544 Hard-rock mining in the American West has collided head-on with profound, long-term changes in
Effects of surface and ground-water mixing on iron solubility in a shallow aquifer system, Jemez Mountains, New Mexico
E. B. Bridgford1, J. Morrice1, A. R. Groffman1 and L. J. Crossey1 1Department of Earth and Planetary Sciences, University of New Mexico, Albuquerque, NM, 87131 Understanding the linkages between dissolved redox-sensitive species and solid reactive
Parallel Jurassic-Paleogene tectonic evolution of Magdalena Basin and Cordillera Oriental, Colombia, and borderland rift Laramide basin systems, southwest New Mexico and southeast Arizona
German Bayona1 and Timothy F. Lawton1 1Department of Geological Sciences, New Mexico State University, Las Cruces, NM, 88003 The Jurassic to Paleogene stratigraphic succession of the Magdalena basin, encompassing the upper Magdalena Valley and Cordillera
Rio Grande rift barite-fluorite-galena deposits in New Mexico
Virginia T. McLemore New Mexico Bureau of Mines and Mineral Resources, Socorro, NM, 87801 Rio Grande Rift (RGR) deposits, formerly called sedimentary-hydrothermal barite-fluorite-galena deposits (North and McLemore, 1986) or Mississippi-Valley type (MVT) deposits (Putnam et
Uppermost Pennsylvanian-Permian stratigraphy at Placitas, Sandoval County, New Mexico
Spencer G. Lucas1, J. W. Estep1, J. M. Rowland1 and B. S. Kues2 1New Mexico Museum of Natural History, 1801 Mountain Road N.W., Albuquerque, NM, New Mexico, 87104 2Department of Earth & Planetary Sciences, University
Dinosaur skin impressions from the Upper Cretaceous of southwestern New Mexico
Spencer G. Lucas1, B. G. Anderson2, R. E. Barrick3 and A. B. Heckert4 1New Mexico Museum of Natural History, 1801 Mountain Road N.W., Albuquerque, NM, New Mexico, 87104 2Mesa Southwest Museum, 53 North Macdonald, Mesa,
40Ar/39Ar age and origin of jarosite mineralization at the Hansonburg district, New Mexico
Virgil W. Lueth1 and M. T. Heizler1 1New Mexico Bureau of Mines & Mineral Resources, Socorro, NM, 87801, vwlueth@nmt.edu Jarosite [K2Fe63+(SO4)4(OH)12] is formed in oxidized portions of sulfide ore deposits, precipitated as a primary mineral
Further evidence for herding behavior in Ornithopod dinosaurs from the Dakota Sandstone of northeast New Mexico
J. E. Cotton1, W. D. Cotton2 and A. P. Hunt3 1Charlottesville High School, 1400 Melbourne, Rd., Charlottesville, VA, 22903 2National Radio Astronomy Observatory, 520 Edgemont Rd., Charlottesville, VA, 22903-2475 3Mesalands Museum, Mesa Technical College, 911
Significance of basal Permian Hueco conglomerate, southern Franklin Mountains, Texas
L. L. Corbitt El Paso Community College, El Paso, TX, 79915 Immediately east of the Coronado Golf course above the western boundary normal fault basal Permian Hueco conglomerate and sandstone unconformably overlies faulted and deformed
Lower Cretaceous (Albian) echinoids from southwestern New Mexico
John W. Estep1 and Spencer G. Lucas1 1New Mexico Museum of Natural History, 1801 Mountain Rd. NW, Albuquerque, NM, New Mexico, 87104 In southwestern New Mexico, the limestone-shale member of the Lower Cretaceous U-Bar Formation
Innovations in geochemical and geochronological techniques: Implications for the next 50 years of New Mexico geology
Nelia W. Dunbar New Mexico Bureau of Mines and Mineral Resources, Socorro, NM, 87801, nelia@mailhost.nmt.edu During the last 50 years, major advances have been made in geochemical and geochronological analytical techniques. Although the theoretical basis
Tectonic geomorphology of the Sierra Nacimiento: Traditional and new techniques in assessing long-term landscape evolution of northern New Mexico
Meri Lisa Formento-Trigilio Dept. of Earth and Planetary Sciences, University of New Mexico, Albuquerque, NM, 87131 Among the most striking physiographic features of the southern Rocky Mountains is the remarkably linear mountain front of the
Hydrogeologic characterization and Tesuque Formation stratigraphy in the Taos Valley, New Mexico
P. Drakos1 and J. Lazarus1 1Glorieta Geoscience, Inc., P. O. Box 5727, Santa Fe, NM, 87502 Geological, geophysical, water quality, and aquifer testing data from 10-15 shallow (less than 500 ft total depth) and 6
Quaternary evolution of eolian landforms, soils, and landscapes of the Petrified Forest National Park, Arizona
Amy L. Ellwein Department of Earth and Planetary Sciences, University of New Mexico, Albuquerque, NM Quaternary eolian deposits provide one very important type of record of landscape evolution in the Petrified Forest National Park. The
The climatic evolution of New Mexico from the Permian to Recent
P. J. Fawcett Department of Earth and Planetary Sciences, University of New Mexico, Albuquerque, NM, 87131 The climatic evolution of New Mexico and the SW United States from the Late Permian to recent is simulated
Late Cenozoic tectonic history of the northern Santo Domingo Basin
Gary A. Smith1 and Andrika J. Kuhle1 1Department of Earth Planetary University of New Mexico, Albuquerque, NM, 87131 Geologic mapping in the northern Santo Domingo Basin, and adjacent Jemez Mountains, elucidates late Miocene to Quaternary
Eolian sand sheets as controls on recharge and infiltration in semi-arid environments
E. Shearer Department of Earth and Environmental Science, New Mexico Institute of Mining and Technology, Socorro, NM, 87801 Sand sheets are a common feature on the piedmonts of the arid southwest. I am studying sand
The occurrence and biochronology of Didymoceras Nebrascene from the Upper Cretaceous Lewis Shale near Waterflow, San Juan County, New Mexico
Paul L. Sealey1 and Spencer G. Lucas1 1New Mexico Museum of Natural History, 1801 Mountain Road, NW, Albuquerque, NM, 87104 The heteromorph ammonite Didymoceras nebrascense is locally abundant 285-290 m above the base of the
Contemporaneous magmatic and hydromagmatic Pliocene basalt eruptions at the site of Cochiti Dam, Sandoval County, New Mexico
Gary A. Smith1, M. C. Simmons1 and A. J. Kuhle1 1Department of Earth and Planetary Sciences, University of New Mexico, Albuquerque, NM, 87131 Pliocene volcanism in the Cerros del Rio volcanic field; southeast of the