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54 Titles Match Your Query
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1. Crater Peak (Mt. Spurr), Alaska: Eruptions of 1992 [gov.noaa.ngdc.mgg.photos.G01228]
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 ...


2. Environmental Hazards and Mud Volcanoes in Romania [gov.noaa.ngdc.mgg.photos.G01208]
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 ...


3. Eruption of Mount St. Helens, May 18, 1980 [gov.noaa.ngdc.mgg.photos.G01224]
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 ...


4. Hawaii Volcanism: Impact on the Environment [gov.noaa.ngdc.mgg.photos.G01225]
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 ...


5. Hawaii Volcanism: Lava Forms [gov.noaa.ngdc.mgg.photos.G01226]
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 of ...


6. Mount Pinatubo Revisited; A Study of Lahar Erosion [gov.noaa.ngdc.mgg.photos.G01230]
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 ...


7. Mount Pinatubo, Philippines: June 1991 Eruptions [gov.noaa.ngdc.mgg.photos.G01227]
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 ...


8. Volcanic Rocks and Features [gov.noaa.ngdc.mgg.photos.G01222]
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 ...


9. Volcanoes in Eruption - Set 2 [gov.noaa.ngdc.mgg.photos.G01223]
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 ...


10. Global Significant Volcanic Eruptions Database, 4360 BC to present [gov.noaa.ngdc.mgg.hazards.G10147]
The Significant Volcanic Eruptions Database is a global listing of over 600 eruptions from 4360 BC to the present. A significant eruption is classified as one that meets at least one of the following ...


11. Global Volcano Locations Database [gov.noaa.ngdc.mgg.hazards.G02135]
NGDC maintains a database of over 1,500 volcano locations obtained from the Smithsonian Institution Global Volcanism Program, Volcanoes of the World publication. The database includes information ...


12. Principal Facts for Gravity Stations in the Dry Valley Area, West-Central Nevada and East-Central California [USGS_OFR-03-6]
In June, 2002, the U.S. Geological Survey (USGS) established 143 new gravity stations and 12 new rock samples in the Dry Valley area, 30 miles north of Reno, Nevada, on the California - Nevada border ...


13. 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 ...


14. Arc Atlas: Our Earth (CD-ROM) [ESRI_Arc_Atlas]
ArcAtlas: Our Earth brings to your computer a large collection of maps and information about the earth--its people, plants, animals, and their various environments and economies. Whether you're a ...


15. Publications of the Volcano Hazards Program 2004 [USGS_OFR_2006_1102_VHP_2004]
The Volcano Hazards Program of the U.S. Geological Survey (USGS) is part of the Geologic Hazards Assessments subactivity as funded by Congressional appropriation. Investigations are carried out in ...


16. 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 ...


17. 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 ...


18. Geology of the Deep Freeze Range, north Victoria Land, Antarctica [DHElliot_OSU]
This data set contains information about rock samples collected in the 1999-2000 field season from the Deep Freeze Range region of north Victoria Land. ...


19. Mawson Formation, south Victoria Land [Elliot_mawson]
The research in the Allan and Coombs Hills area of south Victoria Land focused on the mode of formation of exceptionally thick tuff-breccia deposits that are part of the Jurassic Ferrar ...


20. 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, ...


21. 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 ...


22. Geochemical and radiometric age data on core samples from the Cape Roberts Project, Western Ross Sea, Antarctica. [Kyle-Cape_Roberts]
1. 40Ar/39Ar dates of minerals separated from pumiceous tephra layers in the core from Cape Roberts Project cores 1 and 2. 2. Major and trace element analyses of fine grain sediment ...


23. Geochemistry of basalts from the foothills of the Royal Society Range, southern Victoria Land, Antarctica [Panter]
This data set contains wholerock and mineral chemical analysis of basalt from the foothills of the Royal Society Range. The wholerock data contains major element, trace element and isotope ...


24. 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. ...


25. Middle East Volcanoes [GEO_CORNELL_ME_VOLCANOES]
The dataset contains volcano locations in the Middle East. The principal reasons for constructing this database are to help in the monitoring and verification of the Comprehensive Test ...


26. North Africa Basalts [GEO_CORNELL_NA_BASSALT]
The dataset contains the location of volcanics in North African bedrock. The principal reasons for constructing this database are to help in the monitoring and verification of the ...


27. Greywacke and volcanic rock samples from Robertson Bay area, North Victoria Land, Antarctica [K104_2005_2006_NZ_1]
A collection of 97 individual rock samples from the Robertson Bay area of North Victoria Land (between Cape Scott, Mount Minto, Cape Hallett and Protection Cove) were collected to improve understanding ...


28. 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 ...


29. Geochemistry, paleomagnetism and intrusive history of the Ferrar Dolerites, Antarctica [K061_2004_2007_NZ_1]
A suite of geological samples were collected in the Transanatarctic Mountains for paleomagnetic and geochemical analysis. Combined with field observations, these samples will help determine magma ...


30. Investigation into the Mawson Formation volcanics of southern Allan Hills and comparisons with northern Allan Hills and Carapace Nunatak [K061_2003_2004_NZ_1]
The thick, laterally continuous block-rich volcaniclastic layer of the southern Allan Hills area was examined to determine their source and mode of emplacement. Extensive geological mapping of the ...


31. Investigation of the shape, scale and distribution of irregular zones of fragmental rocks of the Mawson Formation at Coombs Hill to determine the precesses of volcanic vent evolution [K061_2002_2003_NZ_1]
The shape, scale and distribution of irregular zones of fragmental rocks within the overal chaotic deposits of the lower 300m of the Mawson Formation at Coombs Hills was determined. The chaotic deposits ...


32. The direction of magma flow and behaviour of the magma in the formation of the Ferrar Large Igneous Province 180 million years ago, Pandora Spyre and Terra Cotta Mountain, Victoria Land [K061_2007_2008_NZ_1]
Exposed at Terra Cotta Mountain and Pandora Spyre are vertical bladelike bodies of basaltic rock which cut across older pale colored sedimentary rocks. The pathway the magma took to the earth's surface ...


33. The direction of magma flow in the formation of the Ferrar Large Igneous Province 180 million years ago, Coombs Hills, Victoria Land [K061_2005_2006_NZ_1]
Exposed at Coombs Hills are vertical bladelike bodies of basaltic rock that cut across older white sedimentary rocks and through deposits of a Jurassic volcanic complex (Mawson Formation). The majority ...


34. The direction of magma flow in the formation of the Ferrar Large Igneous Province 180 million years ago, Mt Gran and Terra Cotta Mountain, Victoria Land [K061_2004_2005_NZ_1]
An outcrop of the 'plumbing system' of one of the largest volcanic events known was investigated at Mt Gran and Terra Cotta Mountain (Victoria Land) to determine how magma reached the surface to feed ...


35. The physical features and dynamics of Ferrar dolerite dykes and sills within the Allan Hills, Victoria Land [K061_2006_2007_NZ_1]
At Allan Hills, dykes and sills are respectively sub-vertical and sub-horizontal magma bodies of fine textured basaltic rock, remnants of the formation of the Ferrar Large Igneous Province when large ...


36. Volcanology and sedimentology of the phreatomagmatic eruptive system of the Mawson Formation in Coombs Hills, Victoria Land, Antarctica [K061_1999_2000_NZ_1]
The volcanology and sedimentology of a phreatomagmatic eruptive system in the Coombs Hills, Victoria Land was investigated to determine how magmatism is initiated and evolves during continental rifting. ...


37. 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 ...


38. Geologic Map and Digital Database of Part of the Uinkaret Volcanic Field, Mohave County, Northwestern Arizona [USGS_Map_MF-2368]
The geologic map of the Uinkaret volcanic field area covers part of the Colorado Plateau and several large tributary canyons that make up the western part of Arizona's Grand Canyon. The map is part ...


39. 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 ...


40. 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 ...


41. Paleozoic magmatism along the Paleopacific margin of Gondwana: northern Victoria Land (Antarctica) and South Tasman Rise. [afioretti_paleozoic_magmatism]
The aim of the research is to contribute to the geological reconstruction of the continental fragments around the Paleopacific margin of Gondwana before its break-up. The middle Paleozoic magmatism, ...


42. Geologic Map and Digital Database of Hidden Hills and Vicinity, Mohave County, Northwestern Arizona [USGS_Map-MF-2387]
The geologic map of Hidden Hills and vicinity covers part of the Arizona Strip north of Grand Canyon and several large tributary canyons that make up the western part of Arizona's Grand Canyon. The ...


43. Geologic map of the Silver Lake quadrangle, Cowlitz County, Washington [USGS_Map_MF-2371]
This database and accompanying plot files depict the distribution of geologic materials and structures at a regional (1:24,000) scale. The report is intended to provide geologic information for the ...


44. Geologic map of the Tetilla Peak quadrangle, Santa Fe and Sandoval Counties, New Mexico [USGS_MAP_MF-2352]
The purpose of this mapping was to determine the bedrock geology that would control or impact ground-water flow from the Espanola basin into the Santo Domingo basin. As it is a multi-purpose geologic ...


45. Nova Scotia Geoscience Digital Products [Canada_NovaScotia_GeosciDigProd]
This collection contains all of the downloadable digital geoscience data products produced by the Nova Scotia Department of Natural Resources, Mineral Resources Branch (MRB). These products include ...


46. Nova Scotia Geoscience Publications (NovaScan) [Canada_NovaScotia_NovaScan]
This product provides on-line search capabilities for Nova Scotia's bibliographic geoscience database called NovaScan. All records contained in NovaScan are accessible as FGDC compliant metadata though ...


47. 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, ...


48. 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 ...


49. 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 ...


50. Geology of the Ugashik-Mount Peulik Volcanic Center, Alaska [USGS_OFR_2004_1009]
The Ugashik-Mount Peulik volcanic center, 550 km southwest of Anchorage on the Alaska Peninsula, consists of the late Quaternary 5-km-wide Ugashik caldera and the stratovolcano Mount Peulik built ...


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