Cordilleran Section (104th Annual) and Rocky Mountain Section (60th Annual) Joint Meeting (19–21 March 2008)

Session No. 30
Friday, 21 March 2008: 8:00 AM-12:00 PM

Igneous/Metamorphic Petrology, and Volcanology (Posters)

Authors will be present from 9 to 11 AM.

 

Paper #
Booth #
1
1
EVOLUTION OF PHENOCRYSTS AS A RESULT OF MAGMA MIXING AT MOUNT ST. HELENS VOLCANO, WASHINGTON
CARROLL, Karen R., Department of Geology, Portland State University, PO Box 751, Portland, OR 97207 and STRECK, Martin J., Dept. of Geology, Portland State University, Portland, OR 97207, kcarroll@pdx.edu, kcarroll@pdx.edu
2
2
Withdrawn
3
3
A GEOCHEMICAL ANALYSIS OF ABSAROKA VOLCANICS FROM DEAD INDIAN HILL, NORTHWEST WYOMING
LORD, Danielle L., Geology, Albion College, 4569 Kellogg Ctr, Albion, MI 49224, dll10@albion.edu, dll10@albion.edu
5
5
COMPOSITIONAL HETEROGENEITY AT MUTNOVSKY VOLCANO, KAMCHATKA, RUSSIA
ROBERTSON, Kelly L., Geosciences, University of Nevada Las Vegas, 4505 Maryland Parkway, Las Vegas, NV 89154 and SIMON, Adam, Department of Geoscience, University of Nevada, Las Vegas, 4505 Maryland Pkwy, Las Vegas, NV 89154-4010, rober374@unlv.nevada.edu, rober374@unlv.nevada.edu
6
6
THE CATHEDRAL RANGE INTRUSIVE EVENT IN WESTERN NEVADA: NEW CONSTRAINTS
VAN BUER, Nicholas J., Department of Geological and Environmental Sciences, Stanford University, Stanford, CA 94305, vanbuer@stanford.edu, vanbuer@stanford.edu
7
7
LATE CENOZOIC VOLCANISM IN CURLEW VALLEY, SEVIER RIFT VOLCANIC ZONE, NORTHWEST UTAH
FELGER, Tracey J., US Geological Survey, 2255 N. Gemini Drive, Flagstaff, AZ 86001, MILLER, David M., U.S. Geological Survey, 345 Middlefield Road, Menlo Park, CA 94025 and FLECK, Robert J., U. S. Geological Survey, 345 Middlefield Road, MS 937, Menlo Park, CA 94025, tfelger@usgs.gov, tfelger@usgs.gov
8
8
ASSEMBLY OF THE INCREMENTALLY EMPLACED MCDOOGLE PLUTON, CENTRAL SIERRA NEVADA, CA
STEARNS, Michael, Geology and Geophysics, University of Utah, 135 S 1460 E, Salt Lake City, UT 84112-0111 and BARTLEY, John M., Department of Geology and Geophysics, Univ of Utah, 115 S. 1460 E, Rm 383 FASB, Salt Lake City, UT 84112, michael.a.stearns@gmail.com, michael.a.stearns@gmail.com
9
9
TIMING AND CONDITIONS OF LOWER CRUSTAL METAMORPHISM FIORDLAND, NEW ZEALAND
GATEWOOD, Mathew, PARKER, Karen A. and STOWELL, Harold, Department of Geological Sciences, Univ of Alabama, Box 870338, Tuscaloosa, AL 35487-0338, matthewpgatewood@gmail.com, matthewpgatewood@gmail.com
10
10
INCORPORATION OF HOST ROCK BLOCKS DURING GROWTH OF THE AZTEC WASH PLUTON, ELDORADO MOUNTAINS, NEVADA
SMITH, Jamie1, MILLER, Jonathan1, KOTEAS, G. Christopher2 and MILLER, Calvin3, (1)Department of Geology, San Jose State University, San Jose, CA 95192-0102, (2)Department of Geosciences, University of Massachusetts Amherst, 611 North Pleasant Street, 233 Morrill Science Center, Amherst, MA 01003, (3)Department of Earth and Environmental Sciences, Vanderbilt University, Nashville, TN 37235, marsgirl5300@aol.com, marsgirl5300@aol.com
11
11
EVIDENCE FOR BASALT-BASALT MAGMA MIXING PRESERVED IN LAVAS OF GROUNDHOG CONE, SOUTH CENTRAL SIERRA NEVADA, CA
BROWNE, Brandon L.1, SALEEN, Phil1, VAN RY, Michael1 and STEINER, Arron2, (1)Department of Geological Sciences, California State University, Fullerton, 800 N. State College Blvd, Fullerton, CA 92834, (2)Department of Geology, Portland State Univesity, Portland, OR 97207, bbrowne@fullerton.edu, bbrowne@fullerton.edu
12
12
GEOLOGY AND PETROGRAPHY OF GROUNDHOG CONE, GOLDEN TROUT WILDERNESS, SOUTHERN SIERRA NEVADA
SALEEN, Phil and BROWNE, Brandon L., Department of Geological Sciences, California State University, Fullerton, 800 N. State College Blvd, Fullerton, CA 92834, psaleen21@csu.fullerton.edu, psaleen21@csu.fullerton.edu
13
13
EVIDENCE FOR MAGMA-ICE INTERACTIONS AT LITTLE WHITNEY CONE, GOLDEN TROUT WILDERNESS, SIERRA NEVADA, CA
WILLE, Frank and BROWNE, Brandon L., Department of Geological Sciences, California State University, Fullerton, 800 N. State College Blvd, Fullerton, CA 92834, fwille@sbcglobal.net, fwille@sbcglobal.net
14
14
CHARACTERIZATION AND DETAILED DESCRIPTION OF THE NOMLAKI TUFF, NORTHERN CALIFORNIA
HULL, Roy1, SPANGLER, Eleanor2, TEASDALE, Rachel1, HAUSBACK, Brian3, CLYNNE, Michael A.4 and POLETSKI, Steven3, (1)Geological & Environmental Sciences, California State University, Chico, Box 0205, Chico, CA 95929-0205, (2)State of Alaska, Division of Geological & Geophysical Surveys, 3354 College Rd, Fairbanks, AK 99709, (3)Geology, California State University, Sacramento, 6000 J St, Placer Hall, Sacramento, CA 95819, (4)Volcano Hazards Team, USGS, Menlo Park, CA 94025, redpony@frontiernet.net, redpony@frontiernet.net
15
15
CONTINUOUS MONITORING OF THE HYDROTHERMAL SYSTEM AT LASSEN VOLCANIC NATIONAL PARK, CALIFORNIA
MICHAEL, Parker1, MENDES, Stephanie2, HACKER, Warren1, TEASDALE, Rachel1 and BROWN, David3, (1)Geological & Environmental Sciences, CSU Chico, Chico, CA 95929-0205, (2)Chemistry, CSU Chico, Chico, CA 95929, (3)Geological and Environmental Sciences, CSU, Chico, Chico, CA 95929-0205, smileyize@sbcglobal.net, smileyize@sbcglobal.net
16
16
VOLCANICLASTIC DEBRIS FLOW PROCESSES INFERRED FROM SEDIMENTARY TEXTURES OF THE SOUTHERN TUSCAN FORMATION, CALIFORNIA
CARLTON, Austin Erik, WOHLETZ, Anthony, GREENE, Todd J. and TEASDALE, Rachel, Geological and Environmental Sciences, California State University, Chico, Box 0205, Chico, CA 95929-0205, acarlton1@mail.csuchico.edu, acarlton1@mail.csuchico.edu
17
17
CREATING ICE FISSURE ANALOGUES TO MODEL THE CRYOVOLCANIC PROCESSES AND TIDAL FRACTURING OF SATURN'S SATELLITE ENCELADUS
SCHLOM, Tyanna M., Geological Sciences, California State University, Fullerton, McCarthy Hall 254, P.O. Box 6850, Fullerton, CA 92834-6850 and TEASDALE, Rachel, Geological & Environmental Sciences, California State University, Chico, Box 0205, Chico, CA 95929-0205, tschlom@gmail.com, tschlom@gmail.com
18
18
INTERPRETATION OF A PRIMARY VOLCANIC FLOW DEPOSIT IN THE TUSCAN FORMATION, CHICO CALIFORNIA
GEDDES, R. Tracy and TEASDALE, Rachel, Geological & Environmental Sciences, CSU Chico, Chico, CA 95929-0205, rgeddes@mail.csuchico.edu, rgeddes@mail.csuchico.edu
19
19
DOME ERUPTION, COLLAPSE, AND PYROCLASTIC FLOWS OF A MID-MIOCENE VOLCANIC SECTION IN THE CENTRAL MCCULLOUGH RANGE, SOUTHERN NEVADA
JOHNSEN, Racheal, Department of Geoscience, University of Nevada Las Vegas, 4505 S. Maryland Parkway, Las Vegas, NV 89154-4010 and SMITH, Eugene, Department of Geoscience, University of Nevada, Las Vegas, 4505 Maryland Pkwy, Las Vegas, NV 89154-4010, fear.the.pumice@gmail.com, fear.the.pumice@gmail.com