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Federal
Global Geochemical Database for Critical Minerals in Archived Mine Samples recent views
Department of the Interior —
The Critical Minerals in Archived Mine Samples Database (CMDB) contains chemistry and geologic information for historic ore and ore-related rock samples from mineral... -
Federal
Geology of the Grandfather Mountain Window and Vicinity, North Carolina and Tennessee recent views
Department of the Interior —
The Blue Ridge belt in northwestern North Carolina and northeastern Tennessee is composed chiefly of 1,000-million to 1,100-million-year-old metamorphic and plutonic... -
Federal
Biogeochemical data of water, sediments, periphyton, and macroinvertebrates collected from springs in and near Grand Canyon National Park, Arizona (ver. 4.0, October 2022) recent views
Department of the Interior —
The U.S. Geological Survey is studying uranium and associated trace element bioaccumulation in aquatic invertebrates across a gradient of dissolved uranium... -
State
Major-oxide and trace-element geochemical data from rocks collected in 2019 for the Eastern Tanacross project, Tanacross and part of Nabesna quadrangles, Alaska recent views
State of Alaska —
During the 2019 field season, geologists from the Alaska Division of Geological & Geophysical Surveys (DGGS) conducted 1:100,000-scale geologic mapping and... -
Federal
NOAA/WDS Paleoclimatology - Lake Silvaplana, Switzerland 370 Year Minerals Data recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
This archived Paleoclimatology Study is available from the NOAA National Centers for Environmental Information (NCEI), under the World Data Service (WDS) for... -
Federal
USGS Spectral Library Version 7 Data recent views
Department of the Interior —
This data release provides the U.S. Geological Survey (USGS) Spectral Library Version 7 and all related documents. The library contains spectra measured with... -
State
Geologic map of portions of the Livengood B-3, B-4, C-3, and C-4 quadrangles, Tolovana mining district, Alaska recent views
State of Alaska —
Geologic map of portions of the Livengood B-3, B-4, C-3, and C-4 quadrangles, Tolovana mining district, Alaska, Report of Investigation 2016-5, presents a geologic... -
Federal
Mineral Occurrence data for the Eocene Green River Formation in the Piceance and Uinta Basins recent views
Department of the Interior —
This legacy database lists occurrences of minerals identified in the Green River Formation in the Uinta and Piceance Basins, Utah and Colorado using X-ray diffraction... -
Federal
An updated X-ray diffractogram library of geologic materials recent views
Department of the Interior —
The X-ray diffraction (XRD) pattern library presented here is intended for qualitative or quantitative mineralogical analysis of geologic materials. The original... -
Federal
Laser ablation inductively coupled plasma mass spectrometry (LA-ICP-MS) geochemical data for apatite grains in rocks and stream sediments from the Taurus porphyry copper deposit area, eastern Tanacross quadrangle, Alaska recent views
Department of the Interior —
Laser ablation inductively coupled plasma mass spectrometry (LA-ICP-MS) analyses of apatite provide trace element concentrations that support indicator mineral... -
Federal
Geochemical and mineralogical analyses of uranium ores from the Hack II and Pigeon deposits, solution-collapse breccia pipes, Grand Canyon region, Mohave and Coconino Counties, Arizona, USA recent views
Department of the Interior —
This data release compiles the whole-rock geochemistry, X-ray diffraction, and electron microscopy analyses of samples collected from the uranium ore bodies of two... -
State
40Ar/39Ar data from rocks collected in the 2015 Wrangellia mineral assessment project area, Mount Hayes A-5, Mount Hayes B-6, and Talkeetna Mountains D-2 quadrangles, Alaska recent views
State of Alaska —
This report presents 40Ar/39Ar step-heating geochronology results for igneous and metamorphic rocks from the Alaska Division of Geological & Geophysical Surveys'... -
State
Geologic map of the Styx River area, Lime Hills C-1 Quadrangle, Western Alaska Range, Alaska recent views
State of Alaska —
Report of Investigation 2020-3, Geologic map of the Styx River area, Lime Hills C-1 Quadrangle, Western Alaska Range, Alaska, presents a 1:63,360-scale geologic map... -
State
Geologic map of the Tanana A-1 and A-2 quadrangles, central Alaska recent views
State of Alaska —
This report provides detailed (1:63,360-scale) mapping of the Tanana A-1 and A-2 quadrangles (500 square miles; equivalent to eight 7.5-minute quadrangles). The area... -
Federal
Mineralogical Evidence of Galvanic Corrosion in Drinking Water Lead Pipe Joints recent views
U.S. Environmental Protection Agency —
The importance of galvanic corrosion as a mechanism of toxic lead release into drinking water has been under scientific debate in the U.S. for over 30 years. Visual... -
Federal
NOAA/WDS Paleoclimatology - Lone Spruce Pond, Alaska 14,500 Year Multiproxy Sediment Data recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
This archived Paleoclimatology Study is available from the NOAA National Centers for Environmental Information (NCEI), under the World Data Service (WDS) for... -
State
U-Pb detrital zircon geochronology of Cretaceous-Cenozoic sedimentary rocks in the Ladue River-Mount Fairplay area, Alaska recent views
State of Alaska —
This report presents U-Pb detrital zircon dates from three sedimentary rock samples collected in the eastern Tanacross Quadrangle during 2019 geologic mapping by the... -
State
Zircon U-Pb results from the eastern Moran area, Tanana B-6 and Melozitna B-1 quadrangles, Alaska recent views
State of Alaska —
Raw Data File 2023-15,Zircon U-Pb results from the eastern Moran area, Tanana B-6 and Melozitna B-1 quadrangles, Alaska, Raw Data File 2023-15, U-Pb geochronologic... -
State
Geologic map of the Circle mining district, Alaska recent views
State of Alaska —
This report provides detailed (1:63,360-scale) mapping of portions of U.S. Geological Survey Circle B-2 (1955), B-3 (1955), B-4 (1952), C-2 (1955), C-3 (1955), and... -
State
Bedrock geologic map of the Liberty Bell area, Fairbanks A-4 Quadrangle, Bonnifield mining district, Alaska recent views
State of Alaska —
Report of Investigation 2006-2 v. 1.0.1, Bedrock geologic map of the Liberty Bell area, Fairbanks A-4 Quadrangle, Bonnifield mining district, Alaska, provides bedrock...