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51. Use of Sulfur and Nitrogen Stable Isotopes to Determine the Importance of Whitebark Pine Nuts to Yellowstone Grizzly Bears [NRMSC_sulfurnitrogenstableisotopes]
Whitebark pine (Pinus albicaulis) is a masting species that produces relatively large, fat- and protein-rich nuts that are consumed by grizzly bears (Ursus arctos horribilis). Trees produce abundant ...


52. Geochemistry of Vestfjella flood basalts [AVL_DML-BAS]
Data set includes field observations (structures, lithology, stratigraphy, strike, dip), petrographic descriptions, and geochemical (XRF, ICP-MS) and isotopic (Sr, Nd, Pb, Hf) analyses of various ...


53. LBA-ECO ND-07 CARBON AND NITROGEN IN CERRADO PLANTS AND SOILS, BRASILIA: 1999-2000 [ND07_15N_LEAVES_SOIL]
This data set provides (1) delta 15N ratios and nitrogen concentrations for foliar samples and (2) delta 13C and delta 15N ratios as well as carbon and nitrogen concentrations for soil samples collected ...


54. Structural, petrological and geochronological data from Fosdick Mountains, Marie Byrd Land [OPP0338279_MBL_FosdickMtns]
GIS-based 3-D relational framework of geological and structural contacts, and geophysical provinces for a 16,000 km2 region ("3D geological map") of Marie Byrd Land, West Antarctica. The resource ...


55. Rocky Mountain Snowpack Chemistry at Selected Sites, 1993-2010 [USGS_CO53100]
Rocky Mountain Regional Snowpack Chemistry Monitoring Study Area: High-elevation sites near the Continental Divide in Montana, Wyoming, Idaho, Colorado, New Mexico, and Utah, 1993 to present Study ...


56. Stable isotope and minor element proxies for Eocene climate of Seymour Island, Antarctica [EOCENE_CLIMATE_SEYMOUR_IS]
Geochemical composition of shells of the bivalve, Cucullaea from the La Meseta Formation, Seymour Island, Antarctica


57. 45-500 micron iron oxide major and trace element abundance [Holocene_LGM_diamict_FeOxides]
This data set contains major and trace element abundance for individual iron oxide grains extracted from glacial-marine Antarctic sediment. Fe-oxides were picked from the 45-500 micron fraction of ...


58. LBA-ECO LC-07 LAKE SEDIMENT NUTRIENT DATA, LAGO CALADO, BRAZIL: 1982-1984 [LC07_LAKE_NUTRIENT_SEDIMENTS]
This data set reports lake sediment texture and porosity, carbon (C), nitrogen (N), and phosphorus (P) content of surficial sediments, 210Pb-derived nutrient accumulation rates in sediments, and burial ...


59. Collaborative Research: Late Cenozoic volcanism and glaciation at Minna Bluff, Antarctica [Minna_Bluff]
This award supports the study of lava, dome and hyaloclastite deposits from the 45 km long, 5 km wide, Minna Bluff volcanic peninsula located in the McMurdo Sound area of the southern Ross Sea. The ...


60. LBA-ECO CD-08 CARBON ISOTOPES IN BELOWGROUND CARBON POOLS, AMAZONAS AND PARA, BRAZIL [CD08_ISOTOPES_BELOWGROUND]
This data set contains carbon isotope signatures from soil organic matter collected from the following sites: the forests of the ZF-2 INPA reserve approximately 80 km north of the city of Manaus, ...


61. Development of Quantitative Weathering Indicators in Proximal Alluvial Sediments to Assess Glacial Activity in the Rock Record [NSF-ANT08-42639]
The proposed research seeks to test the hypothesis that chemical and physical weathering in proximal alluvial systems will show systematic and measurable variations between glacial and nonglacial ...


62. Geochemistry and Petrologic Evolution of Felsic Volcanoes in Western Marie Byrd Land, Antarctica [NSF-ANT05-36526]
This project uses geochemical studies to determine the origin of volcanic rocks from Marie Byrd Land (MBL), Antarctica. Surprisingly, adjacent volcanoes in the MBL have dramatically different compositions, ...


63. Molecular and Isotopic Analyses of the Hydrocarbon Gases within Gas Hydrate-Bearing Rock Units of the Prudhoe Bay-Kuparuk River Area in Northern Alaska [USGS-OFR-92-299]
Information about and data from the USGS Open-File Report 92-299 (Molecular and isotopic analyses of the hydrocarbon gases within gas hydrate-bearing rock units of the Prudhoe Bay-Kuparuk River area ...


64. Organic Geochemistry Data of Alaska [USGS-DDS-59]
About the Database: The U. S. Geological Survey Energy Resources Team?s Organic Geochemistry Laboratory is a research laboratory devoted to the investigation of the origin and occurrence of organic ...


65. Karoo dike isotopic analyses (ICP-MS & TIMS), western Dronning Maud Land [FINNARP07_DIKES_ISOTOPES]
Isotopic whole-rock data (ICP-MS and TIMS) for ferropicrite, meimechite and basalt dike rocks from western Dronning Maud Land. Analyses performed at the Department of Terrestrial Magnetism, Carnegie ...


66. Ridge PetDB: Petrological Database of the Ocean Floor [PETDB]
The Ridge PetDB is a petrological database of igneous rock samples collected on the ocean floor. It is a project funded by the National Science Foundation (NSF), developed and maintained by the Lamont-Doherty ...


67. Permafrost Water/Ice Chemistry in Russia [ggd189]
This data set is comprised of water and ice chemistry parameters from areas of massive ground ice in Kolguev Island and Svalbard in the west to Chukotka Peninsula in the east. Water, snow, and ice ...


68. Soil chemistry and soil CO2 concentration and isotopic composition from sites in Taylor Valley and the Lake Wellman area [K072_2008_2010_NZ_1]
This study aimed to understand the origin and dynamics of pedogenic carbonate in Antarctic soils, with a long-term view to understanding the formation of carbonate and the storage and turnover of ...


69. Rock-Eval Data For Canadian Borehole Cuttings, Core and Outcrop Samples [Canada_GSC_RockEvalData]
This data set includes Rock-Eval pyrolysis and Total Organic Carbon (TOC) data for borehole cuttings, core and outcrop samples. These data are applicable to studies ...


70. Detrital, crystallization, and cooling ages of TAM basement rocks [STAM_Ross]
This data set consists of zircon U-Pb and Argon age data from intrusive, volcanic, clastic, and metamorphic rocks of the Ross orogen in the Queen Maud Mountains, Antarctica.


71. Radiocarbon age of organic carbon bound in diatom frustules [Diatom_bound_organic_C_14C_age]
This data set is comprised of radiocarbon ages derived from organic carbon that is bound in diatom frustules found in sediment cores from the Southern Ocean. The sediments were analyzed ...


72. Radiocarbon ages of sterols and of total organic carbon from Weddell Sea and Gerlache Strait sediments [Seds_14C_compound_classes_TOC]
Sterols in a core from the Schollaert Drift, Gerlache Strait, Antarctica can be used successfully to determine the ages of sediment horizons. It has, however, not been possible to extend ...


73. ANtarctic geological DRILLing (ANDRILL) drilling rig [ANDRILL_drilling_rig]
Development of a new capability for recovery of stratigraphic and rock samples from Antarctica. The ANDRILL (ANtarctic geological DRILLing) Program has a new drilling rig and system to ...


74. Carbon and Oxygen Isotope Variation in Bivalves from Cretaceous and Paleocene of Seymour Island, Antarctica [KTSeymour]
Data include carbon and oxygen isotopic data from bivalves collected from the late Cretaceous and Paleogene of Seymour Island. These include bulk sample analyses averaging multiple years ...


75. Geologic data on glacial materials from the Wilkes margin, Antarctica [Goodge_0337858]
Petrologic, geochemical and geochronological data on glaciomarine sediments from the Wilkes Land margin of Antarctica. Materials studied include dredge clasts collected on cruise NBP01-01 (obtained ...


76. Hf isotopic compositions of the Napier Complex, Antarctica [Napier_Cmplx_Hf_isotopes]
The geochemical community is now assessing the evidence for the origin of the earliest crust and depletion of the Archean mantle through a variety of methods, including documentation of ...


77. Mg isotopes in Dry Valley soils and sediments water extracts [UW_Mg_Isotope_DV]
Mg isotopes in water extracts of Dry Valley soils and sediments.


78. Sensitive High Resolution Ion Microprobe (SHRIMP) U-Pb zircon age data from central Transantarctic Mountains basement [CTM_SHRIMP_2000]
SHRIMP U-Pb analyses of detrital zircon from 10 samples of sandstone from the Beardmore and Byrd groups (central Transantarctic Mts.), Patuxent Formation (Pensacola Mts.), and Koettlitz ...


79. Stratigraphic, structural and geochronological data for the Beardmore Group, central Transantarctic Mountains [SMU_GEOL_BEARDMORE]
Geologic field data were collected in the central Transantarctic Mountains in order to study the stratigraphic history, structural geometry, and tectonic history of siliciclastic units ...


80. (U-Th)/He ages from the Kukri Hills of southern Victoria Land [KUKRI_He]
The data set consists of (U-Th)/He ages collected from three vertical profiles from the the Kukri Hills (north side of the Ferrar Glacier) of Southern Victoria Land. The data set provides ...


81. Antarctic Stress Map Project - Phase 1: Neogene-Quaternary volcanic alignments in the Transantarctic Mountains-Ross Sea region [MVG_cone]
In order to define stress orientation in the Antarctic interior, we have examined young volcanic cones found within Cenozoic volcanic provinces of the McMurdo Volcanic ...


82. Collaborative Research: Chemical Weathering in Taylor Valley Streams: Sources, Mechanisms and Global Implications [Lyons_Collaborative_Research-Chemical_Weathering]
The research has two components: Field and laboratory. The field component investigated the geochemistry of stream waters and stream sediments in Taylor Valley, Antarctica in order to ...


83. Crystallization and cooling ages on Ross basement rocks [JPE_Ross]
This data set consists of zircon U-Pb and Argon 40/39 geochronological data on amphiboles and mica from basement granitoids, volcanics and metamorphic rocks of the Ross orogen.


84. Data from cruises LMG08-04 and LMG08-08 [SEASONS_data]
The data sets are derived from sediments collected using a multicorer, when completed, they will include foraminiferal data, sediment and pore water geochemistry data, foraminiferal taphonomy data, ...


85. Deep Sea Drilling Project (DSDP) Database and Ocean Drilling Project (ODP) Database (Janus) at Texas AM University [DSDP_ODP_DATABASES_TAMU]
These databases contain geological and geophysical investigations of the cores recovered from almost every ocean of the world. The data were collected on oceanographic cruises of the ...


86. Geochronological data from basement rocks in the Nimrod glacier area [JPE_SWEAT]
This data set consists of geochronological data from basement rocks in the central Transantarctic Mountains (Nimrod Glacier area) that constrain deformation associated with the Ross orogeny. For ...


87. Hydrologic Margins Research Project, 2004-2008, McMurdo Dry Valleys [B268_hydrol_margins_dvs_proj]
In this field research project, we investigated the soil hydrology, biogeochemistry, and microbial ecology along hydrologic gradients in soils adjacent to streams and lakes in Wright and Taylor Valleys. ...


88. Lake Vida Uranium/Thorium Dates [LAKE_VIDA_U-TH]
These are uranium-thorium dates of lacustrine carbonates that help to determine the age of ancient lake deposits at Lake Vida and, when compared to radiocarbon ages, yield information ...


89. Neodymium, strontium and lead isotope data from onshore and marine tills in Ross Sea and vicinity, Antarctica [CU_TILLS_NDSRPB]
This data set includes neodymium, strontium and lead isotope data from the < 63 micron size fraction from both onshore and marine surface tills from the Ross Sea and vicinity. From western ...


90. Permian-Triassic boundary in Antarctica [Retallack2004data]
These data are carbon isotopic values for samples across the Permian-Triassic boundary at six localities in Antarctica


91. Radiocarbon ages of individual fatty acids from Ross Sea sediments [Ross_Sea_seds_14C_fatty_acids]
The researchers have measured the radiocarbon contents of individual solvent-extractable short-chain (C14, C16, and C18) fatty acids isolated from Ross Sea surface sediments. The corresponding ...


92. 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 ...


93. Antarctic Peninsula magnetic granulometry [SB2006]
Data consist of magnetic hysteresis parameters, Curie temperatures, Verwey transition temperatures, isotropic points, and susceptibility for western Antarctic Peninsula bed ...


94. 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 ...


95. 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 ...


96. 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 ...


97. Nd and Sr Isotopic Data from Surface and Soil Salts of the Dry Valleys, Antarctica [Salt_Nd_and_Sr]
This dataset contains Neodymium (Nd) and Strontium (Sr) isotopic data from water soluble salts and associated host soils, cobbles, and surface volcanic deposits in the Dry Valleys of Antarctica ...


98. U-Th-He data on apatites from granitoids in the Dry Valleys [JPE_U_He]
This data set consists of (U-Th)/He age data primarily on apatites extracted largely from basement granitoids in the Dry Valleys region of Antarctica.


99. Volcanology of Mt. Takahe volcano, Marie Byrd Land, West Antarctica [Takahe_volcano]
This data set contains information on volcanic rock samples collected at Mt. Takahe volcano in the 1998-99 austral summer. Included in data set is GPS locations and elevations, sample ...


100. J-CORES, IODP, CDEX, JAMSTEC [JAMSTEC_J-CORES]
J-CORES is the data management system in order to store and distribute scientific data taken by D/V Chikyu expeditions of Integrated Ocean Drilling Program (IODP). J-CORES contains curatorial data ...


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