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Federal
Database for the geologic map of the South Boston 30' x 60' Quadrangle, Virginia and North Carolina
Department of the Interior —
The 1:100,000-scale geologic map of the South Boston 30' x 60' quadrangle, Virginia and North Carolina, provides geologic information for the Piedmont along the I-85... -
Federal
Database for the geologic map of the Frederick 30 x 60 quadrangle, Maryland, Virginia, and West Virginia
Department of the Interior —
The database for the geologic map of the Frederick 30 x 60 quadrangle covers the distinct geologic provinces and sections of the central Appalachian region that are... -
State
Geologic map of the Styx River area, Lime Hills C-1 Quadrangle, Western Alaska Range, Alaska
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
U-Pb zircon geochronology of bedrock samples collected in the Eagle and Tanacross quadrangles, eastern Alaska
State of Alaska —
U-Pb zircon geochronology of bedrock samples collected in the Eagle and Tanacross quadrangles, eastern Alaska, Preliminary Interpretive Report 2023-2, presents... -
State
Bedrock geologic maps of the Mount Harper-Middle Fork area, Volkmar River-Healy River area, Goodpaster River-Shaw Creek area, and the Richardson Mining District, Alaska
State of Alaska —
Bedrock geologic maps of the Mount Harper-Middle Fork area, Volkmar River-Healy River area, Goodpaster River-Shaw Creek area, and the Richardson Mining District,... -
State
Geology of the Sleetmute A-5, A-6, B-5, and B-6 quadrangles, southwestern Alaska
State of Alaska —
Geology of the Sleetmute A-5, A-6, B-5, and B-6 quadrangles, southwestern Alaska, Professional Report 99, presents a compilation geologic map of the Chuilnuk... -
Federal
Geologic Map of the Greenville 1 degree x 2 degree Quadrangle, South Carolina, Georgia, and North Carolina
Department of the Interior —
Regional geologic investigations show that all the metamorphosed crystalline rocks underlying the Greenville 1 degree x 2 degree quadrangle are allochthonous.... -
State
Bedrock geologic map of the northern Fairbanks mining district, Circle Quadrangle, Alaska
State of Alaska —
Bedrock geologic map of the northern Fairbanks mining district, Circle Quadrangle, Alaska, Preliminary Interpretive Report 2022-2, presents a 1:50,000-scale bedrock... -
State
Preliminary geologic map and data tables of the Ophir C-1 and western Medfra C-6 quadrangles, Alaska
State of Alaska —
Preliminary geologic map and data tables of the Ophir C-1 and western Medfra C-6 quadrangles, Alaska, Public Data File 97-46, presents preliminary geologic findings... -
Federal
Data release for the geologic map of the upper Arkansas River valley region, north-central Colorado
Department of the Interior —
This 1:50,000-scale geologic map represents a compilation of the most recent geologic studies of the upper Arkansas River valley, between Leadville and Salida,... -
State
Geologic map of the Iditarod C-3 Quadrangle, Alaska
State of Alaska —
Geologic map of the Iditarod C-3 Quadrangle, Alaska, Professional Report 96, provides 1:63,360 geologic mapping of the Iditarod C-3 Quadrangle. The Iditarod C-3... -
State
Bedrock geologic map of the northern Fairbanks mining district, Circle Quadrangle, Alaska
State of Alaska —
Bedrock geologic map of the northern Fairbanks mining district, Circle Quadrangle, Alaska, Preliminary Interpretive Report 2022-2, presents whole-rock trace-element... -
State
Reconnaissance geologic map of the Nome C-3 Quadrangle, Seward Peninsula, Alaska
State of Alaska —
Reconnaissance geologic map of the Nome C-3 Quadrangle, Seward Peninsula, Alaska, Open-File Report 72-322, provides (1:63,360-scale) geologic mapping of parts of the... -
State
Geology of an alpine-type peridotite in the Mount Sorenson area, east-central Alaska
State of Alaska —
Geology of an alpine-type peridotite in the Mount Sorenson area, east-central Alaska, Professional Paper 1170-A, shows the distribution of a large serpentinized... -
State
Geologic map of portions of the Livengood B-3, B-4, C-3, and C-4 quadrangles, Tolovana mining district, Alaska
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... -
State
Field station locations and magnetic susceptibility data collected in 2022 for the Mount Harper project, Eagle, Big Delta, and Mount Hayes quadrangles, Alaska
State of Alaska —
Field station locations and magnetic susceptibility data collected in 2022 for the Mount Harper project, Eagle, Big Delta, and Mount Hayes quadrangles, Alaska, Raw... -
State
Geologic investigation of the Western Tanacross and Taylor Mountain areas, Tanacross and Eagle quadrangles, Alaska
State of Alaska —
Geologic investigation of the Western Tanacross and Taylor Mountain areas, Tanacross and Eagle quadrangles, Alaska, Preliminary Interpretive Report 2024-6, presents a... -
State
Geologic investigation of the Haines-Takshanuk Mountains-Chilkat Peninsula area, Southeast Alaska
State of Alaska —
Geologic investigation of the Haines-Takshanuk Mountains-Chilkat Peninsula area, Southeast Alaska, Preliminary Interpretive Report 2025-4, provides the results of... -
State
Geology and mineral resources of the Russian Mission C-1 Quadrangle, southwest Alaska
State of Alaska —
Geology and mineral resources of the Russian Mission C-1 Quadrangle, southwest Alaska, Professional Report 109, presents a geologic map of the Russian Mission C-1... -
State
Field station locations and data for the geologic map of the Haines-Takshanuk Mountains-Chilkat Peninsula area STATEMAP project, southeast Alaska, collected in 2022 and 2023
State of Alaska —
Field station locations and data for the geologic map of the Haines-Takshanuk Mountains-Chilkat Peninsula area STATEMAP project, southeast Alaska, collected in 2022...