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147 Titles Match Your Query
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1. LBA-ECO ND-30 Nutrient Analysis and Gas Fluxes, Forest Chronosequences, Para, Brazil: [ND30_LITTER_PARA]
This data set provides fine litterfall mass and nutrient concentrations from samples collected at chronosequences established at Sao Francisco do Para and Capitao Poco, Para, Brazil. Nitrogen (N) ...


2. LBA-ECO CD-08 Leaf Carbon, Nitrogen, LAI, and Isotope Data, Manaus, Brazil: 2001 [CD08_LEAF_ISOTOPES_MANAUS]
This data set provides measurements for carbon (C), nitrogen (N), leaf area index (LAI), and carbon isotope ratio data (13C and 14C) of leaves sampled at the Manaus ZF2 Jacaranda transect area, Amazonas, ...


3. Australian Geological Activities in the Northern Prince Charles Mountains [Geology_NPCMs]
A dataset describing Australian Geological activities in the Northern Prince Charles Mountains from 1987 to 1996. The data are stored in an excel spreadsheet and contains information such as dates, ...


4. Cosmogenic dating [RSES_PCM]
The data set consists of cosmogenic exposure ages for samples collected by Research School of Earth Sciences in the Prince Charles Mountains and vicinity. Thus far work has been carried out in the ...


5. Accessory mineral behaviour during partial melting in the crust - improving the geochronology of granulite terrains. [ASAC_2690]
Metadata record for data expected ASAC Project 2690 See the link below for public details on this project. Relating ages, determined using the decay of radioactive elements in minerals, to geological ...


6. An integrated field, geochemical, isotopic and geochronological study of Gaussberg [ASAC_973]
An integrated field, geochemical, isotopic and geochronological study of Gaussberg: Constraints on timing, character and petrogenesis of holocene lamproitic volcanics in the eastern Antarctica Shield ...


7. Metamorphic evolution, tectonic setting, partial melting, genesis, structural and chemical processes, and Archaean crustal accretion histories in Prydz Bay [ASAC_Harley]
This dataset represents the collected work arising from ASAC projects 263, 351, 497 and 716 (ASAC_263, ASAC_351, ASAC_497, ASAC_716). The data are pooled together into a single excel file, and presented ...


8. Sulfur isotope patterns of oceanic crust on Macquarie Island-implications for global sulfur cycling G [ASAC_2212]
Metadata record for data from ASAC Project 2212 See the link below for public details on this project. From the abstracts of two of the references: ---------- Ocean Drilling Program hole 504B revealed ...


9. Early Palaeozoic (~500 Ma) versus Neoproterozoic (~1000 Ma) metamorphism within the Vestfold Hills Archaean Craton [ASAC_1066]
ASAC project 1066 conducted Samarium-Neodymium isochron dating of recrystallised mafic dykes located in the SW perimeter of the Vestfold Hills. These dykes have experienced amphibolite-facies metamorphism, ...


10. Collaborative Research: Geochemical transect from oceanic Adare Basin to adjacent continental Adare Peninsula: implications for the origin of intraplate (HIMU-like) alkaline magmas [SIO_BGSU_ADARE_GEOCHEM]
Detailed analytical studies are still being conducted on Adare Basin samples, but preliminary results for their major element, trace element and Sr-Nd-Pb isotopic compositions resemble those of volcanic ...


11. Submarine and On-Land Volcanism in the West Antarctic Rift System: A Petrologic and Geochemical Study to Assess Melting Processes and Eruption History [NSF-ANT13-21588]
This project is a geochemical study of volcanic rocks from the West Antarctic Rift system. Its goal is to understand the link between mantle composition and the diverse, regional geodynamic processes, ...


12. 500,000 Year-old Stable Isotopic Record from Devils Hole, USGS OFR-97-792 [USGS_OFR-97-792]
Devils Hole is a tectonically formed cave developed in the discharge zone of a regional aquifer in south-central Nevada. (See Riggs, et al., 1994.) The walls of this subaqueous cavern are coated with ...


13. National Uranium Resource Evaluation Program: Sediment Chemistry of the Conterminous United States [NURE_SEDIMENT_CHEM]   PARENT DIF
From NURE Sediment Chemistry FAQ: These maps are derived from a subset of the National Uranium Resource Evaluation (NURE) Hydrogeochemical and Stream Sediment Reconnaissance (HSSR) data. Approximately ...


14. Collaborative Research: East Antarctic outlet glacier contributions to the Ross Sea from chronology of detrital grains [NSF-ANT10-43619]
Intellectual Merit: The PIs proposed a provenance study of glacial deposits in the Ross Embayment that will provide a broad scale geochronologic survey of detrital minerals in till to help characterize ...


15. NITEDC: Nitrate snow concentration and isotopic composition along the logistic traverse between Dumont d'Urville and Concordia station in January 2004 [1011_0_IPEV_FR]
This dataset presents the concentration and isotopic composition of surface snow nitrate collected during the logistical traverse between Concordia station and Dumont d'Urville between 2004-01-31 ...


16. NITEDC: Surface snow nitrate concentration and oxygen and nitrogen isotopic ratio measurements from 2008-02-01 to 2009-01-26 at Concordia station (Antarctica) [1011_6_IPEV_FR]
This dataset presents the concentration and oxygen and nitrogen isotopic ratio measurements of nitrate contained in the the first millimeter of Concordia (Antarctica) surface snow. Snow was scrapped ...


17. NITEDC: Winter snow pits for nitrate concentration and oxygen and nitrogen isotopic ratio measurements collected during the winterover 2008/2009/2010. [1011_5_IPEV_FR]
This dataset presents the concentration and oxygen and nitrogen isotopic ratio profile of snow nitrate collected during the winterover 2008 at the Concordia station (Antarctica). Depth resolution ...


18. NITEDC: Concentration and oxygen and nitrogen isotopic ratios of surface snow nitrate collected during the logistic traverse between Dumont d'Urville and Concordia station in December 2007 [1011_4_IPEV_FR]
This database presents the concentration and oxygen and nitrogen isotopic ratios of surface snow collected during the logistic traverse between Dumont d'Urville and Concordia station (Antarctica) ...


19. NITEDC: atmospheric concentration and oxygen and nitrogen isotopic ratios of nitrate aerosols collected at Concordia station (Antarctica) by the mean of a High volume aerosol collector from 2007-01/09 to 2012-01-22 [1011_3_IPEV_FR]
This dataset presents the concentration and oxygen and nitrogen isotopic ratios of nitrate aerosols collected the Concordia station (Antarctica) from 2007-01-09 to 2008-01-22. Aerosols were collected ...


20. NITEDC: nitrate concentration and isotopic composition of a 6m snow pit collected at Dome C (East inland Antarctica) in 2004. [1011_1_IPEV_FR]
This database presents the concentration in ppbw and isotopic ratios of O and N (in permil with respect to SMOW reference for oxygen isotopes and air-N2 for nitrogen isotopes) of snow collected in ...


21. Surface exposure ages from Hjorth Hill, McMurdo Sound, Antarctica [surfexpdata-2003]
This data base contains information on cosmogenic helium-3 and beryllium-10 surface exposure dates on Ross Sea Drift moraine boulders from Hjorth Hill, McMurdo Sound, Antarctica ...


22. Provenance data from Quaternary tills in the Transantarctic Mountains [Transantarctic_Mountains_moraines]
Two high-elevation moraines sequences in the southern-central Transantarctic Mountains were sampled to characterize provenance changes through time. Samples were collected in transects across the ...


23. U-Pb zircon data for Ferrar LIP [U-Pb_zircon_geochronology_Ferrar]
Data set includes U-Pb zircon geochronological data for Ferrar Supergroup (Ferrar Dolerite, Kirkpatrick Basalt) rocks from the Transantarctic Mountains which were collected over several Antarctic ...


24. Reformatted Data from the National Uranium Resource Evaluation (NURE) Hydrogeochemical and Stream Sediment Reconnaissance (HSSR) Program [NURE]   CHILD DIFs
From 1974 to 1980, the Federal Government systematically evaluated the uranium resources of the conterminous United States and Alaska. Earth science research in the National Uranium Resource Evaluation ...


25. National Geochronological Data Base [NGDB]
The National Geochronological Data Base (NGDB) was established by the United States Geological Survey (USGS) to collect and organize isotopic (also known as radiometric) ages of rocks in the United ...


26. 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 ...


27. 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 ...


28. 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 ...


29. 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 ...


30. 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 ...


31. 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


32. 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 ...


33. 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 ...


34. 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, ...


35. 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, ...


36. 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 ...


37. 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 ...


38. 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 ...


39. 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 ...


40. 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 ...


41. 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.


42. 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 ...


43. 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 ...


44. 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 ...


45. 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 ...


46. 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 ...


47. 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.


48. 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 ...


49. 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 ...


50. (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 ...


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