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Showing 4058 abstract results for "volcano".

• VOLCANIC IMPACTS ON LAKE CAVIAHUE, ARGENTINA
  Ellen W. Alexander
  2013 GSA Annual Meeting in Denver: 125th Anniversary of GSA (27-30 October 2013)
  October 27, 2013
• UNRAVELING THE FORMATION MECHANISM OF THE CERBERUS FOSSAE, MARS
  Matthew W. Pendleton
  2013 GSA Annual Meeting in Denver: 125th Anniversary of GSA (27-30 October 2013)
  October 27, 2013
• LANDSCAPE EVOLUTION AND PRESERVATION POTENTIAL OF CULTURAL HORIZONS IN RANO RARAKU CRATER, SITE OF ANCIENT QUARRIES, EASTER ISLAND
  Richard Dunn
  2013 GSA Annual Meeting in Denver: 125th Anniversary of GSA (27-30 October 2013)
  October 27, 2013
• MARS-TYPE MINERAL ASSEMBLAGES IN TERRESTRIAL VOLCANIC LAKE SETTINGS
  Alejandro Rodriguez
  2013 GSA Annual Meeting in Denver: 125th Anniversary of GSA (27-30 October 2013)
  October 27, 2013
• PEDOGENIC VERSUS PALAGONITIC ALTERATION OF HYDROVOLCANIC BASALTIC GLASSES: CHARACTERIZATION THROUGH VISIBLE – THERMAL INFRARED SPECTROSCOPY AND X-RAY DIFFRACTION ANALYSES: RELEVANCE FOR EARTH AND MARS
  William Farrand
  2013 GSA Annual Meeting in Denver: 125th Anniversary of GSA (27-30 October 2013)
  October 27, 2013
• PROVENANCE OF VOLCANIC ASH AT FLORISSANT FOSSIL BEDS NATIONAL MONUMENT
  Libby Prueher
  2013 GSA Annual Meeting in Denver: 125th Anniversary of GSA (27-30 October 2013)
  October 27, 2013
• STRATIGRAPHY AND GEOLOGICAL SETTING OF EL DOMO VMS DEPOSIT WITHIN THE EOCENE MACUCHI SUBMARINE ARC, CENTRAL ECUADOR
  Cristian F. Vallejo
  2013 GSA Annual Meeting in Denver: 125th Anniversary of GSA (27-30 October 2013)
  October 27, 2013
• MULTI-STAGE MIXING FOLLOWING ASSIMILATION-FRACTIONAL CRYSTALLIZATION AT CERRO UTURUNCU, ANDEAN CENTRAL VOLCANIC ZONE, SW BOLIVIA AS REVEALED FROM IN SITU LASER ABLATION ISOTOPIC ANALYSES OF PLAGIOCLASE
  Gary Michelfelder
  2013 GSA Annual Meeting in Denver: 125th Anniversary of GSA (27-30 October 2013)
  October 27, 2013
• SUPERVOLCANOES OF COASTAL MAINE
  Sheila J. Seaman
  2013 GSA Annual Meeting in Denver: 125th Anniversary of GSA (27-30 October 2013)
  October 27, 2013
• MAGMATIC THROUGH MYLONITIC FABRIC EVOLUTION IN ARCS DURING COEVAL PLUTONISM, VOLCANISM AND REGIONAL DEFORMATION: EXAMPLES FROM NORTH AMERICAN CORDILLERAN BATHOLITHS
  Geoffrey Pignotta
  2013 GSA Annual Meeting in Denver: 125th Anniversary of GSA (27-30 October 2013)
  October 27, 2013
• TRANSITION FROM STROMBOLIAN TO PHREATOMAGMATIC ACTIVITY DUE TO SCORIA CONE VENT MIGRATION: COLTON CRATER, SAN FRANCISCO VOLCANIC FIELD, NORTHERN ARIZONA
  Lauren Leudemann
  2013 GSA Annual Meeting in Denver: 125th Anniversary of GSA (27-30 October 2013)
  October 27, 2013
• VOLCANIC FACIES ARCHITECTURE AND HYDROTHERMAL ALTERATION OF THE JURASSIC ESKAY CREEK DEPOSIT, NORTHWESTERN BRITISH COLUMBIA
  Thomas Monecke
  2013 GSA Annual Meeting in Denver: 125th Anniversary of GSA (27-30 October 2013)
  October 27, 2013
• UNUSUAL CHEMISTRY AND COMPLEX MAGMATIC HISTORY OF THE ENIGMA STRATOVOLCANO, MCCULLOUGH RANGE, SOUTHERN NEVADA
  Racheal L. Johnsen
  2013 GSA Annual Meeting in Denver: 125th Anniversary of GSA (27-30 October 2013)
  October 27, 2013
• LA QUINTA FORMATION IN LA GUAJIRA, COLOMBIA: TECTONICS, STRATIGRAPHY AND SEDIMENTATION OF MESOZOIC ROCKS
  Hernando MartÍnez-Sacristán
  Northeastern Section - 49th Annual Meeting (23–25 March 2014)
  March 23, 2014
• MODELING COMPOSITIONAL VARIATION IN VOLCANIC ROCKS FROM THE NORTH FLANK OF MOUNT ST. HELENS, WASHINGTON
  Keri M. Skvarla
  Northeastern Section - 49th Annual Meeting (23–25 March 2014)
  March 23, 2014
• COLOMBIA´S CARIBBEAN AREA HAS MORPHOLOGICAL COASTAL CHANGES, ENVIRONMENTAL ISSUES, AND HIGH RISK FOR NATURAL DISASTERS; ALTHOUGH, IT IS SUITABLE FOR TOURISM AND MEDICINE; FAR FROM RHETORIC, CLOSER TO REALITY
  Hernando MartÍnez-Sacristán
  Southeastern Section - 63rd Annual Meeting (10–11 April 2014)
  April 10, 2014
• BUBBLES MATTER: AN ASSESSMENT OF THE CONTRIBUTION OF VAPOR BUBBLES TO MELT INCLUSION VOLATILE BUDGETS
  Lowell R. Moore
  Southeastern Section - 63rd Annual Meeting (10–11 April 2014)
  April 10, 2014
• GENESIS OF CARBONATITE-RELATED FLUORSPAR DEPOSITS: OKORUSU FLUORSPAR MINES, NORTH-CENTRAL NAMIBIA
  Richard D. Hagni
  North-Central Section - 48th Annual Meeting (24–25 April 2014)
  April 24, 2014
• POTENTIAL INCONVENIENCE TO USE TRANSBOUNDARY SHARED AQUIFERS BETWEEN US AND MEXICO IN CALIFORNIA; FAR FROM RHETORIC, CLOSER TO REALITY
  Hernando MartÍnez-Sacristán
  Rocky Mountain (66th Annual) and Cordilleran (110th Annual) Joint Meeting (19–21 May 2014)
  May 19, 2014
• COMPARISON OF REE AND OTHER TRACE ELEMENTS IN ARGENTINE PAMPEAN AND CENTRAL US LOESS DEPOSITS
  Suzanne Mahlburg Kay
  North-Central Section - 48th Annual Meeting (24–25 April 2014)
  April 24, 2014
• ORIGIN OF GEOCHEMICAL DIVERSITY WITHIN AND BETWEEN ERUPTIVE SYSTEMS, SOUTHERN CASCADE VOLCANIC RANGE, CALIFORNIA
  Nicole Rockentine
  Rocky Mountain (66th Annual) and Cordilleran (110th Annual) Joint Meeting (19–21 May 2014)
  May 19, 2014
• CONSTRAINTS ON TIMING AND MAGNITUDE OF UPLIFT FOR THE WESTERN MARGIN OF THE SOUTHERN SAN LUIS BASIN OF THE RIO GRANDE RIFT, NORTHERN TUSAS MOUNTAINS, COLORADO AND NEW MEXICO
  Kenzie Turner
  Rocky Mountain (66th Annual) and Cordilleran (110th Annual) Joint Meeting (19–21 May 2014)
  May 19, 2014
• NEW GEOCHEMICAL CONSTRAINTS ON QUATERNARY MAFIC VOLCANISM IN THE UPPER WIND RIVER BASIN, WYOMING (U.S.A.)
  Anna C. Downey
  Rocky Mountain (66th Annual) and Cordilleran (110th Annual) Joint Meeting (19–21 May 2014)
  May 19, 2014
• SALDAñA FORMATION IN TOLIMA, COLOMBIA: TECTONICS AND STRATIGRAPHY OF MESOZOIC ROCKS
  Hernando MartÍnez-Sacristán
  2014 GSA Annual Meeting in Vancouver, British Columbia (19–22 October 2014)
  October 19, 2014
• UNDERGRADUATE FIELD STUDY IN ICELAND
  Malcolm D. Hill
  2014 GSA Annual Meeting in Vancouver, British Columbia (19–22 October 2014)
  October 19, 2014