Found 38 datasets matching "mantle".
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Earthquake-based models of slab geometry are limited by the distribution of earthquakes within a subducting slab, which is often heterogeneous. The fast seismic velocity signature of slabs in...
Search relevance: 62.16 | Views last month: 0 -
The Mohorovicic discontinuity or 'Moho' maps the boundary between the earth's crust and mantle and is defined by an abrupt change in seismic velocity due to changes in the density of rocks between...
Search relevance: 58.26 | Views last month: 0 -
In a paper manufacturing process a web (11) of paper or carton feeds between a lower shoe drum (2) with a flexible mantle (5) and a heated overhead drum (3). The two drums form a broad nip (4)...
Search relevance: 49.81 | Views last month: 0 -
This study is an extension of the Hawaii Play Fairway Analysis (PFA), a statewide geothermal exploration project funded by the United States Department of Energy. Based on results from prior...
Search relevance: 48.47 | Views last month: 0 -
The U.S. Geological Survey National Crustal Model (NCM) is being developed to include spatially varying estimates of site response in seismic hazard assessments. Primary outputs of the NCM are...
Search relevance: 42.91 | Views last month: 0 -
In December 2005 and January 2006, an interdisciplinary team of 38 scientists ventured to a deep sea site north of the Galapagos Islands to conduct research on the Galapagos Spreading Center,...
Search relevance: 42.55 | Views last month: 0 -
The authors present four companion digital models of the age, age uncertainty, spreading rates and spreading asymmetries of the world's ocean basins as geographic and Mercator grids with 2 minute...
Search relevance: 39.85 | Views last month: 2 -
This digital map shows the areal extent of surficial deposits and rock stratigraphic units (formations) as compiled by Trimble and Machette from 1973 to 1977 and published in 1979 under the...
Search relevance: 38.37 | Views last month: 0 -
This dataset consists of 122 magnetotelluric (MT) soundings collected in 2016 in the northern Harrat Rahat, located near the holy city of Al-Madinah Al-Munawarah in Saudi Arabia. These data were...
Search relevance: 37.00 | Views last month: 1 -
Length distribution of a subset of individuals from a species (mainly non-target) caught during SWFSC-FRD fishery independent trawl surveys of coastal pelagic species. Measured lengths for...
Search relevance: 36.69 | Views last month: 1 -
Data collected during 2010-2011 field studies of giant Pacific octopus Enteroctopus dofleini for NPRB. Includes data on habitat pot gear study: fishing locations, pot types, deployment and...
Search relevance: 35.47 | Views last month: 0 -
This digital map shows the geographic extent of rock stratigraphic units (formations) as compiled by Colton in 1976 under the Front Range Urban Corridor Geology Program. Colton used his own...
Search relevance: 33.89 | Views last month: 0 -
Isotopic compositions (87Sr/86Sr, 143Nd/144Nd, 176Hf/177Hf, 206Pb/204Pb, 207Pb/204Pb, 208Pb/204Pb) and major oxide and trace element concentrations of Quaternary basalts, hawaiites, mugearites,...
Search relevance: 33.31 | Views last month: 5 -
This 3D voxel model of density in GOCAD format was used to study crustal architecture beneath the Southern Midcontinent (USA) by McCafferty and others (2019). The study covered a rectangular,...
Search relevance: 33.26 | Views last month: 0 -
The Hawaiian-Emperor chain, the surface expression of the Hawaiian mantle plume which has been active for at least 81 Ma, is divided into the Emperor Seamounts (81-47 Ma), Northwest Hawaiian Ridge...
Search relevance: 32.83 | Views last month: 0 -
This dataset consists of seven lava samples that were analyzed for Pb, Sr, and Nd isotopes. The dataset accompanies the planned publication, ‘The geochemical and petrogenetic evolution of...
Search relevance: 32.79 | Views last month: 1 -
This dataset accompanies the planned publication “Mantle Melting in Regions of Thick Continental Lithosphere-Examples from Late Cretaceous and Younger Volcanic Rocks, Southern Rocky Mountains,...
Search relevance: 32.75 | Views last month: 3 -
The Snake River volcanic province (SRP) overlies a thermal anomaly that extends deep into the mantle; it represents one of the highest heat flow provinces in North America. The primary goal of...
Search relevance: 32.65 | Views last month: 0 -
Newly recovered xenoliths from the modern backarc region in southern Peru were collected to investigate the metasomatic history of the northern Altiplano lithosphere and improve constraints on the...
Search relevance: 32.52 | Views last month: 0
