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168 Titles Match Your Query
Showing 1 through 50 of 168 Next
1. Catalog of Mount St. Helens 2004-2007 Dome Samples with Major- and Trace-element Chemistry [USGS_OFR_2008_1130]
Sampling and analysis of eruptive products at Mount St. Helens is an integral part of volcano monitoring efforts conducted by the U.S. Geological Survey's Cascades Volcano Observatory (CVO). The objective ...


2. Preliminary Geologic Map of Kanaga Volcano, Alaska [USGS_OFR_2003_113]
Kanag a Volcano is a 1,300 m (4,287-foot) high, historically active cone-shaped stratovolcano located on the north end of Kanaga Island in the Andreanof Islands Group of the Aleutian Islands. The ...


3. Crater Peak (Mt. Spurr), Alaska: Eruptions of 1992 [gov.noaa.ngdc.mgg.photos.G01228]   PARENT METADATA
Alaska has a number of active and potentially active volcanoes. More than one-half of the population of Alaska lives within 300 km of an active volcano. In the last 100 years there have been two eruptions ...


4. Environmental Hazards and Mud Volcanoes in Romania [gov.noaa.ngdc.mgg.photos.G01208]   PARENT METADATA
Romania, an eastern European country, is severely affected by a variety of natural hazards. These include frequent earthquakes, floods, landslides, soil erosion, and drought all of which have major ...


5. Eruption of Mount St. Helens, May 18, 1980 [gov.noaa.ngdc.mgg.photos.G01224]   PARENT METADATA
The May 18, 1980 eruption of Mount Saint Helens was the most destructive in the history of the United States. Mt. Saint Helens is located in southwest Washington in the Cascade Range, a mountain range ...


6. Fire vs Water: Erosional/Depositional Geology, Hawaiian Islands [gov.noaa.ngdc.mgg.photos.G01274]   PARENT METADATA
Even a casual, untrained observer will see evidence that opposing forces have formed the Hawaiian Islands. The massive and lofty volcanoes have been scoured, abraded, and lacerated by streams and ...


7. Hawaii Volcanism: Impact on the Environment [gov.noaa.ngdc.mgg.photos.G01225]   PARENT METADATA
Fewer than one hundred people have been killed by eruptions in the recorded history of Hawaii, and only one death has occurred in the 20th Century. However, the lava flows are highly destructive to ...


8. Hawaii Volcanism: Lava Forms [gov.noaa.ngdc.mgg.photos.G01226]   PARENT METADATA
Over the last several million years the Hawaiian Islands have been built of successive lava flows. They are the most recent additions in a long line of volcanoes that extends up the intersection ofthe ...


9. Mount Pinatubo Revisited; A Study of Lahar Erosion [gov.noaa.ngdc.mgg.photos.G01230]   PARENT METADATA
At dawn on June 15, 1991, a cataclysmic eruption began with a tremendous explosion that destroyed ten deserted villages. This eruption deposited approximately 5 to 7 km3 of volcanic fragments in pyroclastic ...


10. Mount Pinatubo, Philippines: June 1991 Eruptions [gov.noaa.ngdc.mgg.photos.G01227]   PARENT METADATA
Mount Pinatubo is an andesitic island arc volcano, located on the southern Luzon Island, Philippines. Prior to 1991 it had been dormant for more than 635 years. On April 2, 1991, the volcano, which ...


11. Volcanic Rocks and Features [gov.noaa.ngdc.mgg.photos.G01222]   PARENT METADATA
Volcanoes have contributed significantly to the formation of the surface of our planet. Volcanism produced the crust we live on and most of the air we breathe. The remnants of an eruption reveal as ...


12. Volcanoes in Eruption - Set 1 [gov.noaa.ngdc.mgg.photos.G01221]   PARENT METADATA
The word volcano is used to refer to the opening from which molten rock and gas issue from Earth's interior onto the surface, and also to the cone, hill, or mountain built up around the opening by ...


13. Volcanoes in Eruption - Set 2 [gov.noaa.ngdc.mgg.photos.G01223]   PARENT METADATA
The word volcano is used to refer to the opening from which molten rock and gas issue from Earth's interior onto the surface, and also to the cone, hill, or mountain built up around the opening by ...


14. 40Ar/39Ar Dating of the Eruptive History of Mount Erebus, Antarctica: Summit Flows and Caldera Collapse [NMGRL_EREBUS_FLOWS]
This data set consists of 40Ar/39Ar furnace step-heating data on eruptive samples from Mount Erebus, Antarctica. The data was gathered to better understand the volcano's eruptive history, specifically, ...


15. 40Ar/39Ar dates of Jurassic igneous rocks from Antarctica [Kyle-Ferrar_Igneous_Province]
Plagioclase mineral separates from basaltic extrusive (lavas) and instrusive (dolerite and gabbro) samples from the Dronning Maud Land area of Antarctica were dated by the incremental ...


16. A Coastal Hazards Data Base for the U.S. West Coast, CDIAC/NDP043C [CDIAC_NDP043C]
[Adapted from the online documentation] The Numeric Data Package (NDP-043C) consists of a digital data base that may be used to identify coastlines along the U.S. West Coast that are at risk to sea-level ...


17. A Compilation of Sulfur Dioxide and Carbon Dioxide Emission-Rate Data from Mount St. Helens during 1980-88 USGS Open File Report 94-212 [OFR_94-212]
Airborne monitoring of Mount St. Helens by the USGS began in May 1980 for sulfur dioxide emissions and in July 1980 for carbon dioxide emissions. A correlation spectrometer, or COSPEC, was used to ...


18. A Compilation of Sulphur Dioxide and Carbon Dioxide Emission-Rate Data from Cook Inlet Volcanoes, Alaska During the Period from 1990 to 1994 [OFR_95-55]
This report contains all of the available daily sulfur dioxide and carbon dioxide emission rates from Cook Inlet volcanoes as determined by the U.S. Geological Survey (USGS) from March 1990 through ...


19. A reconstruction of the record of volcanic processes within the vent of a large and explosive basaltic eruption in the Mawson Formation in the Allan Hills [K061_2001_2002_NZ_2]
The contact relationship between volcanic deposits and surrounding country rocks of the Beacon Supergroup are steep over a large area. Beyond the landslide deposits along the contact between Beacon ...


20. AFI 01/27_01 - Dyke intrusions as tracers of continental break-up processes - Rock samples collected in Dronning Maud Land in 2000/2001 [GB-NERC-BAS-AEDC-00250]
The style and volume of magmatism varies between margins from large volume flood basalts such as the Parana or Deccan provinces to less volumetric margins such as the southern part of the South Atlantic. ...


21. AFI 01/27_02 - Dyke intrusions as tracers of continental break-up processes - Ar-Ar dating, field data and selected geochemical analysis data of rock samples collected in Dronning Maud Land in 2000/2001 [GB-NERC-BAS-AEDC-00251]
The style and volume of magmatism varies between margins from large volume flood basalts such as the Parana or Deccan provinces to less volumetric margins such as the southern part of the South Atlantic. ...


22. ANDRILL Program - MIS and SMS Project Outcomes [ANDRILL_Program_McMurdo_Sound_Portfolio]
The ANDRILL Program is a multinational collaboration between the Antarctic programs of Germany, Italy, New Zealand and the United States to investigate the climate and tectonic history of Antarctica ...


23. Alkali basalt volcanism along a subduction-related magmatic arc: The case of Puyuhuapi Quaternary volcanic line, Southern Andes (44deg20minS) [159-96_03]
In Southern Chile, plate configuration is characterized by ridge-ridge-trench collision in correspondence of Taitao peninsula (Chile triple junction). The different converging rates of Nazca and Antarctic ...


24. An Assessment of Volcanic Threat and Monitoring Capabilities in the United States: Framework for a National Volcano Early Warning System [USGS_OFR_2005_1164]
A National Volcano Early Warning System NVEWS is being formulated by the Consortium of U.S. Volcano Observatories (CUSVO) to establish a proactive, fully integrated, national-scale monitoring effort ...


25. Buried Ice in the Dry Valleys [BU-054-002]
The data set includes trace-element geochemical analyses of volcanic tephra, geochronologic data for Dry Valleys ashfall deposits, locations and description of soil pits in the Antarctic Dry Valleys ...


26. CCSM Community Land Model (CLM) Input Data [NCAR_CLM_INPUT_DATA]
The Community Land Model is the land model for the Community Climate System Model (CCSM) and the Community Atmosphere Model (CAM). It is a collaborative project between scientists ...


27. CCSM Community Sea Ice (CSIM) Input Data [NCAR_CISM_INPUT_DATA]
The Community Sea Ice Model (CSIM) is a dynamic-thermodynamic model that includes a subgrid-scale ice thickness distribution. It uses the energy conserving thermodynamics of ...


28. Catalog of Earthquake Hypocenters at Alaskan Volcanoes: January 1 through December 31, 2003 [USGS_OFR_2004_1234]
The Alaska Volcano Observatory (AVO), a cooperative program of the U.S. Geological Survey, the Geophysical Institute of the University of Alaska Fairbanks, and the Alaska Division of Geological and ...


29. Catalog of Mount St. Helens 2004 - 2005 Tephra Samples with Major- and Trace-Element Geochemistry [USGS_OFR_2008_1131]
This open-file report presents a catalog of information about 135 ash samples along with geochemical analyses of bulk ash, glass and individual mineral grains from tephra deposited as a result of ...


30. Characteristics of tephra in Holocene lake sediments on King George Island, West Antarctica [KPDC-MD-2006-011]
Several reworked tephra layers in gravity-flow deposits are present in lacustrine core sediments collected from Hotel and Rudy lakes on King George Island, South Shetland Islands, W. Antarctica. The ...


31. Chemical Analysis Of Tertiary Volcanic Rocks, Central San Juan Caldera Complex, Southwestern Colorado [USGS_OFR_2004_1194]
In conjunction with integrated mapping of the Oligocene central San Juan caldera cluster, southwestern Colorado (USGS I-Map 2799, in press), all modern chemical analyses of volcanic rocks for this ...


32. Collaborative Research: Constraining the Petrogenesis and Mantle Source of Adare Basin Seamount Lavas [NSF-ANT05-38266]
This award supports the study of lava samples from seamounts in the Cape Adare region of the western Ross Sea. Volcanism in this area is poorly understood, and the geochemistry of these lavas may ...


33. Collaborative Research: Microparticle/tephra analysis of the WAIS Divide ice core [dunbar_0636767]
Visible tephra layers were found in the Byrd Station ice core, the first deep core drilled in Antarctica. Since then, tephra have been found in many other Antarctic ice cores. Tephra layers in ice ...


34. Database on Properties and Uses of Volcanic Glass in the Pyroclastic Deposit [JAPAN_VOLC_GLASS]
For the past 25 years or more, the Kyushu National Industrial Research Institute (KNIRI) of Japan has been investigating volcanic glass from pyroclastic deposits in various locations, including Hokkaido, ...


35. Digital geologic map and map database of parts of Marin, San Francisco, Alameda, Contra Costa, and Sonoma Counties, California [USGS_Map_MF-2337]
This database and accompanying plot files depict the distribution of geologic materials and structures at a regional (1:62,500) scale. The report is intended to provide geologic information for the ...


36. Downhole log of dust and volcanic ash layers at Siple Dome, Antarctica [berkeley_dustlogger_Siple]
The table lists, as a function of depth, the optical signal received by the downhole logger after a horizontally directed light beam has been emitted from the logger out of the borehole, ...


37. Dry Valleys Geomorphology from Boston University [BU-054-001]
The data set includes trace-element geochemical analyses of volcanic tephra, geochronologic data for Dry Valleys ashfall deposits, and locations and description of soil pits in the Antarctic ...


38. EM-DAT: The Centre for Research on the Epidemiology of Disasters (CRED) International Disaster Database [CRED]
Since 1988 the WHO Collaborating Centre for Research on the Epidemiology of Disasters (CRED) has been maintaining an Emergency Events Database - EM-DAT. EM-DAT was created with the initial support ...


39. Earthquake Data Base (Hypocenter Data Files) from 2100 B.C. to Present Including Associated Phenomena and other Seismic Events [FE00121]
The Earthquake Data Base (sometimes called hypocenter data files) contains information on approximately 750,000 earthquakes for the period 2100 BC through the present. The file includes for each ...


40. Ferrar Sill Distribution and Composition [BDM_JHU-Ferrar-Geol]
This set of data describes the geologic occurrence, petrologic nature, and chemical composition of a series of sheet-like basaltic intrusions, known as Sills, which occur in the McMurdo ...


41. Field mapping data and petrological collections for petrography, geochronology and geochemistry, of rocks from Mt Morning, southern Victoria Land, Antarctica [K062_2004_2006_NZ_1]
Mt Morning is the most southerly of a series of central type volcanoes that make up the McMurdo Volcanic Group of south Victoria Land. It is characterised by a trachyte - basanite - phonolite assemblage. ...


42. GEOPHYSICAL INVESTIGATIONS OF THE MAGMATIC ARC IN THE NORTHWESTERN PENINSULA ANTARCTICA AND ITS TECTONIC DEVELOPMENT - PICTO 36177 2005 [CDA_AR-GEOPHYSICAL_INVESTIGATIONS_OF_THE_MAGMATIC_ARC_IN_THE_NORTHWESTERN_PENIN]
ENGLISH This project comprises geophysical, structural, and petrologic studies aiming to define the geometry, lateral relationships, and tectonic evolution of the geologic units of the Mesozoic magmatic ...


43. GISP2 Volcanic Markers, 110,000 Years [NOAA_NCDC_PALEO_GISP2_SULFATE]
This data set contains the volcanic sulfate record in the GISP2 core on the Meese/Sowers timescale. Each sample is approximately bi-annual for the last ~12,000 years with a consistent increase in ...


44. GRIP Acidity, 4000 Years [NOAA_NCDC_PALEO_GRIP_ACIDITY]
This data set contains the GRIP acidity record, as calculated from electrical conductivity measurements. Data consists of: 1) Depth in m below the snow surface at a local maximum in the ECM record. ...


45. Generalized Geologic Map of Part of the Upper Animas River Watershed and Vicinity, Silverton, Colorado [USGS_Map-MF-2377]
This map data was compiled for the purpose of comparing multiple Animas River Watershed Abandoned Mine Lands Project datasets such as geophysical, biologic, remote sensing, and geochemical datasets ...


46. Generalized Surficial Geologic Map of the Pueblo 1 degree x 2 degrees Quadrangle, Colorado [USGS_Map-MF-2388]
The report may be used for land-use planning (e.g., selecting land-fill sites, greenbelts, avoiding geologic hazards), for finding aggregate resources (crushed rock, sand, and gravel), and for study ...


47. Genesis of Volcanic Rocks, Heard Island [ASAC_400]
Metadata record for data from ASAC Project 400 See the link below for public details on this project. Taken from one of the referenced papers: Oceanic basalts are produced ...


48. Geochemestry of basic magmatism on Byers Peninsula, Antarctica [01-95_02]
In this field campaign 59 samples of volcanic and subvolcanic rocks were collected. Ten of these samples were analyzed via ICP at the Department of Geology, U. de Chile. The samples are subalkaline ...


49. Geochemical analyses and images of tephra and other particulate samples from the Law Dome Ice Core [Law_Dome_Tephra]
This data set contains geochemical information and backscattered electron images of particulate material sampled from the Law Dome ice core. Some of this material is volcanic ash, and ...


50. Geochemical analyses of volcanic bombs erupted from Mount Erebus [Erebus_petrology]
This data set consists of geochemical analyses of volcanic bombs erupted from Mount Erebus between 1972 and 2004 and selected older lava samples from the summit area. Detailed electron ...


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