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
Age and geology of the mineral deposits in the Organ Mountains district, Dona Ana County, New Mexico
Virginia T. McLemore1, T. C. Pease1 and V. W. Lueth1 1New Mexico Bureau of Mines and Mineral Resources, 801 Leroy Place, Socorro, NM, 87801 The Organ Mountains fonn a west-tilted block exposing rocks ranging in
40Ar/39Ar dating of Miocene silicic lavas of the Socorro-Magdalena area
H. H. Newell1, P. R. Kyle1 and W. C. McIntosh1 1Dept. of Earth and Environmental Sciences, New Mexico Tech, Socorro, NM, 87801 Miocene silicic volcanic rocks in the Socorro-Magdalena area have been dated by the
A three-dimensional view of water quality in the Albuquerque Basin
Dennis A. Romero Department of Earth and Environmental Sciences, New Mexico Tech, Socorro, NM, 87801, darom@nmt.edu With the ever growing need for water in the City of Albuquerque, much recent work has been conducted to
Modulation of southwest North American summer precipitation by snowpack in the American Rockies
J. Preston1 and D. Gutzler1 1Dept. of Earth & Planetary Sciences, University of New Mexico, Albuquerque, NY, 87131 Much of Arizona and New Mexico receive most of their precipitation during the summer months (late June
Sub-horizontal flow and folding facilitated by plutonism within the middle crust: Rincon Range, Mora County, New Mexico
Adam S. Read Dept. of Earth and Planetary Sciences, University of New Mexico, Albuquerque, NM, New Mexico, 87131, adamread@unm.edu The Proterozoic rocks exposed in the Rincon Range (north of Mora, New Mexico) display progressive north
Secular variation of cosmogenic nuclide production as a ground-water tracer
M. A. Plummer1 and F. M. Phillips1 1Geoscience Dept., New Mexico Institute of Mining and Technology, Socorro, NM, 87801, mplummer@nmt.edu Since the advent of 14C dating in the early 50’s, there has been a continuing
Thermochronologic constraints on Proterozoic deformation and metamorphism in the Manzano Mountains, central New Mexico
Joseph R. Marcoline1, M. T. Heizler2, S. Ralser1 and Laurel Goodwin1 1Dept of Earth and Environmental Sciences, New Mexico Institute of Mining and Technology, Socorro, NM, 87801 2New Mexico Bureau of Mines and Mineral Resources,
Chronology of tephra deposits in Rio Grande Basin-fill sequences, central and southern New Mexico
William C. McIntosh1 and N. W. Dunbar1 1New Mexico Bureau of Mines and Mineral Resources, Socorro, NM, 87801 The combination of 40Ar/39Ar geochronology and microbeam geochemical analyses is aiding development of a chronologic framework for
Late Cretaceous corals from south-central New Mexico
Spencer G. Lucas1 and Orin J. Anderson2 1New Mexico Museum of Natural History and Science, 1801 Mountain Rd. NW, Albuquerque, NM, New Mexico, 87104 2New Mexico Bureau of Mines and Mineral Resources, Socorro, NM, 87801
Stratigraphy of problematic Permian and Cretaceous rocks in the Little Hatchet Mountains, southwest New Mexico
Spencer G. Lucas1, Orin J. Anderson2 and John Utting3 1New Mexico Museum of Natural History and Science, 1801 Mountain Road N.W., Albuquerque, NM, New Mexico, 87104 2New Mexico Bureau of Mines and Mineral Resources, Socorro,
Dinosaur footprints from the Jurassic Summerville Formation, northern New Mexico.
Spencer G. Lucas1 and J. W. Estep1 1New Mexico Museum of Natural History and Science, 1801 Mountain Road N.W., Albuquerque, NM, New Mexico, 87104 The only Jurassic dinosaur footprints known from New Mexico are from
Pliocene and Pleistocene displacement history of the Socorro Canyon fault, central Rio Grande rift
Richard M. Chamberlin1 and Bruce Harrison2 1New Mexico Bureau of Mines and Mineral Resources, Socorro, NM, 87801 2Dept. Earth and Environmental Science, New Mexico Tech, Socorro, NM, 87801 The Socorro Canyon fault (SCF) is a
An addition to the vertebrate ichnofauna of the Redonda Formation (Upper Triassic: Rhaetian), east-central New Mexico
W. D. Cotton1, A. P. Hunt2, J. E. Cotton3 and M. G. Lockley4 1National Radio Astronomy Observatory, 520 Edgemont Road, Charlottesville, VA, 22903-2475 2Mesalands Museum, Mesa Technical College, 911 South Tenth Street, Tucumcari, NM, New
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, 22901 2National Radio Astronomy Observatory, 520 Edgemont Rd., Charlottesville, VA, 22903-2475 3Mesalands Museum, Mesa Technical College, 911
Late Pennsylvanian marine faunas of the Madera Formation, Jemez Springs area, north-central New Mexico
D. E. Corrao1 and B. S. Kues1 1Department of Earth and Planetary Sciences, University of New Mexico, Albuquerque, NM, 87131 Although Upper Pennsylvanian (Missourian-Virgilian) strata near Jemez Springs are profusely fossiliferous, these diverse faunas have
A lithologic study of xenoliths from the Kilbourne Hole maar, southern New Mexico
E. C., IV French1 and N. J. McMillan1 1Department of Geological Sciences, New Mexico State University, Las Cruces, NM, 88003, efreanch@nmsu.edu A representative collection of crustal and mantle xenoliths has been obtained from the Kilbourne
Petrographic investigation of the Nacimiento Formation, southern San Juan Basin, northwest New Mexico
K. W. Holmes1 and L. J. Crossey1 1Dept. of Earth and Planetary Sciences, University of New Mexico, Albuquerque, NM, 87131 The San Juan Basin is a Laramide-age broken foreland basin in northwestern New Mexico. The
Vertebrate paleontology and biochronology of the Santa Rosa Formation, Sante Fe County, north-central New Mexico
Adrian P. Hunt1, A. B. Heckert2 and S. G. Lucas2 1Department of Geology, University of Colorado at Denver, Campus Box 173364, Denver, NM, New Mexico, 80217-3364 2New Mexico Museum of Natural History and Science, 1801
Secondary crystallization in the Tshirege Member of the Bandelier Tuff
Marty Horn Dept. of Geology, UT Arlington, Arlington, TX, 76019 The Tshirege member (Qbt) of the Bandelier Tuff is the youngest (ca. 1.0 Ma) large volume volcanic rock in the Jemez Mts.of northern New Mexico.
Origin and distribution of calcite cementation in the Zia Formation, Sante Fe Group, Albuquerque Basin
Joseph R. Beckner Department of Geoscience New Mexico Tech, Socorro, NM, 87801 Calcite cemented zones in the Miocene Zia Formation of the lower Santa Fe Group exhibit a I wide range of morphologies, from isolated
PLEISTOCENE (RANCHOLABREAN) VERTEBRATE FOSSILS FROM SAND AND GRAVELS PITS NEAR ROSWELL, CHAVES COUNTY, NEW MEXICO
Gary S. Morgan1 and Lucas Spencer1 1New Mexico Museum of Natural History, 1801 Mountain Road NW, Albuquerque, NM, New Mexico, 87104 Fossil vertebrates occur in Quaternary alluvium exposed in commercial sand and gravel pits in
A preliminary report on a new skull of Parasaurolophus from the Upper Cretaceous Kirtland Formation, San Juan Basin, New Mexico
Thomas E. Williamson1 and R. M. Sullivan2 1New Mexico Museum of Natural History and Science, 1801 Mountain Road NW, Alb., NM, New Mexico, 87104-1375 2Section of Paleontology and Geology, The State Museum of Pennsylvania, Third
Ground-water flow and implications for microbial transport in the deep subsurface near Cerro Negro, New Mexico
M. Walvoord1, T. Kieft2, P. Pegram1, M. Person3 and F. M. Phillips1 1Dept. of Earth and Environmental Sciences, New Mexico Institute of Mining and Technology, Socorro, NM, 87801 2Biology Dept., New Mexico Institute of Mining
The Ceratopsian dinosaur Torosaurus from the McRae Formation, south-central New Mexico
Thomas E. Williamson1 and Spencer G. Lucas1 1New Mexico Museum of Natural History and Science, 1801 Mountain Road N.W., Albuquerque, NM, New Mexico, 87104 Red-bed mudstones and lenticular, trough-crossbedded sandstones of the Hall Lake Member