Source: Annenberg/CPB Resources - Earth Revealed - 3. Earth's Interior
Keywords: ophiolite, mantle, geophysicist, "seismological research", "Earth's interior"
Our transcription: While ophiolite outcroppings are a rich geological find, they are rare and only provide a view of the uppermost mantle.
So seismological research remains the primary tool geophysicists use to study the deep interior of the Earth.
Geology School Keywords
U.S. Department of the Interior | U.S. Geological Survey URL: http://walrus.wr.usgs.gov/infobank/programs/html/school/moviepage/03.01.18.html Page Contact: InfoBank staff Page Last Modified: Wed Aug 27 06:13:46 PDT 2008 (wcs)