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Topic: Wrangell Volcanic Belt


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In the News (Mon 7 Dec 09)

  
  Search Tuna Report for volcanic activity   (Site not responding. Last check: 2007-09-30)
Volcanic Activity this Week Report for the period midday 18 March to midday 25 March 2005 Seismic activity at Soufrière Hills Volcano remained at a low level throughout the reporting period....
The range of volcanic behavior is great enough, and volcano lifetimes are long enough, that we must integrate observations of contemporary activity with historical and geological records of the recent past in order to prepare wisely for the future.
ATKA is in the database; Korovin is one of the volcanoes in the Atka volcanic center....
www.searchtuna.com /ftlive2/1246.html   (3508 words)

  
 Internet Book of Shadows: Stones, A Short Catalog   (Site not responding. Last check: 2007-09-30)
Adularia and sanidine are found usually in volcanic rocks.
Its fl, glassy, lustrous, and often flow-banded appearance makes it rather easy to distinguish from the other volcanic rocks with which it is commonly associated.
It requently develops as amygdules in basalt and rhyolite of volcanic rock and replaces the cells in wood and the shells of clams.
www.sacred-texts.com /bos/bos608.htm   (9129 words)

  
 Stones, A Short Catalog
The potash feldspars are important rock-forming minerals in plutonic, volcanic, and metamorphic rocks.
Obsidian occurs as volcanic lava flows that are thick and of limited area.
It frequently develops as amygdules in basalt and rhyolite of volcanic rock and replaces the cells in wood and the shells of clams.
www.paganlibrary.com /reference/stones_a_short_catalog.php   (8991 words)

  
 CD-ROMs and DVDs at the Earth Sciences & Map Library-University of California, Berkeley
Digital files for northeast Asia geodynamics, mineral deposit location, and metallogenic belt maps, stratigraphic columns, descriptions of units, and descriptions of metallogenic belts (USGS open-file report ; 2004-1252) The region covered includes Eastern Siberia, Russian Far East, Mongolia, Northeast China, South Korea, and Japan.
Dynamic digital map : the Springerville volcanic field describes the geology of the Springerville volcanic field, Arizona and includes 24 digital maps, 75 digital color photos, 23 correlation charts, and more than 2300 chemical and geophysical analyses, as well as text, figures, and tables.System requirements: Macintosh platform.
Real-time data of the current activity of the caldera (including earthquakes, ground deformation and the release of volcanic gas), information about volcanic hazards and the USGS response plan are available online at the observatory web page: http://lvo.wr.usgs.gov.
www.lib.berkeley.edu /EART/cdrom.html   (15940 words)

  
 USGS Volcano Hazards: Jeff Wynn - bibliography
Wynn, J. C., and Hasbrouck, W. P., 1986, Geophysical studies of chromite deposits in the Josephine ultramafic complex of northwest California and southwest Oregon, in Albers and others, Geological and geophysical studies of chromite deposits in the Josephine peridotite, California and Oregon: U.S. Geological Survey Bulletin 1546D.
Wynn, J.C., Karl, S.M., Smith, B.D., and McCafferty, Anne, 1999, Ground Geophysical Profiles in the Wrangell Geophysical Survey Area, SE Alaska: Chapter 3 in: Geophysical, geochemical, and geological investigations of the Wrangell geophysical survey area, southeastern Alaska: US Geological Open-File Report 99-xxx (eventual DDS series) CD-ROM Report, 39 pages of text, 19 figures, two tables.
Wynn, J.C., 1997, Terenos permisivos de mineralización en el Escudo de Guayana y su relación con estructuras tectónicas regionales: Abstract of a talk presented at the IGCP Project 354, "Economic Superaccumulations of Metals in the Lithosphere, Large Ore Concentrations in Tectonized Areas" symposium in Puerto Ordaz, Venezuela, 16-20 August 1997.
volcanoes.usgs.gov /About/Who/jwynn/0bibliography.html   (6523 words)

  
 Books About Geology - www.OutdoorEbooks.com
Environmental Effects on Volcanic Eruptions: From Deep Oceans to Deep Space by James R. Zimbelman
La Catastrophe: The 1902 Eruption of Mount Pelee, the Greatest Volcanic Disaster of the 20th Century by Alwyn Scarth
Melting the Earth: The History of Ideas on Volcanic Eruptions by Haraldur Sigurdsson
outdoorebooks.com /geology.htm   (6918 words)

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