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Unconsolidated deposits

Loosely bound sediments such as sand, gravel, and silt which tend to accumulate in low areas or valleys.
This category is also used for alluvium, eolian sediments, loess, sediments, and surficial deposits.
Subtopics:
Clay deposits (1 items)
Gravel deposits (3 items)
Sand deposits (4 items)



Results listed by similarity [list alphabetically]
Surficial deposits and materials in the eastern and central United States (east of 102 degrees west longitude)

The surficial geologic map of the Eastern and Central United States depicts the areal distribution of surficial geologic deposits and other materials that accumulated or formed during the past 2+ million years, the period that includes all activities of t

Geochemical analyses of soils and sediments, Coeur d'Alène drainage basin, Idaho: Sampling, analytical methods, and results.

This report presents the results of over 1100 geochemical analyses of samples of soil and sediment from the Coeur d'Alène (CdA) drainage basin in northern Idaho. The location (in 3 dimensions) and a lithological description of each sample is included wit

Lead-rich sediments, Coeur d'Alene River valley, Idaho; Area, volume, tonnage, and lead content: Geologic and wetland unit data

This metadata file (cdafldpl.met) describes three shape files. Shape file cdasurf4_utm.shp, with its associated .shx and .dbf files, contains polygons and attributes for a map of geologic and wetland units and systems, which represent sedimentary depositi

Lead-rich sediments, Coeur d'Alene River valley, Idaho; Area, volume, tonnage, and lead content: River reach data (by segment)

This metadata file (pbrchseg.met) describes three shape files used. Shape file rivreach.shp contains the upstream and downstream boundaries of seven reaches of the river. Natural features define river-reach boundaries at the confluence of the North and So

Lead-rich sediments, Coeur d'Alene River valley, Idaho; Area, volume, tonnage, and lead content: Surface-sediment geochemical data

This metadata file (pbsamthk.met) describes two dBase4 tables. One table (alsamPb.dbf) contains UTM coordinates for 998 surface-sediment geochemical sample sites, and concentration of lead, in parts per million (ppm Pb), in each sample. The other table (t

Surficial geology along the Spokane River, Washington and its relationship to the metal content of sediments (Idaho-Washington stateline to Latah Creek confluence): Geologic units

The Spokane River flows westward into eastern Washington out of the northern end of Lake Coeur d'Alene in northern Idaho. The river and lake lie downstream of the Coeur d'Alene mining district, where over 56 million metric tonnes of metal-enriched tailin

Surficial geology along the Spokane River, Washington and its relationship to the metal content of sediments (Idaho-Washington stateline to Latah Creek confluence): Sediment geochemistry

The Spokane River flows westward into eastern Washington out of the northern end of Lake Coeur d'Alene in northern Idaho. The river and lake lie downstream of the Coeur d'Alene mining district, where over 56 million metric tonnes of metal-enriched tailin

Stratigraphy, Sedimentology, Paleontology, and Paleomagnetism of Pliocene-Early Pleistocene Lacustrine Deposits in Two Cores from Western Utah

The data contained in this report represent our preliminary findings of the analyses of two cores of Pliocene and early Pleistocene sediments from the eastern Great Basin. This is a collaborative project involving specialists from the USGS, Kansas State

Surficial geologic maps along the riparian zone of the Animas River and its headwater tributaries, Silverton to Durango, Colorado, with upper Animas River watershed gradient profiles

This product consists of Adobe Acrobat .PDF format documents for 10 surficial geologic strip maps along the Animas River watershed from its major headwater tributaries, south to Durango, Colo. The Animas River originates in the San Juan Mountains north o

Generalized Surficial Geologic Map of the Denver 1°x2° Quadrangle, Colorado

Thirty-nine types of surficial geologic deposits and residual materials of Quaternary age are described and mapped in the greater Denver area, in part of the Front Range, and in the piedmont and plains east of Denver, Boulder, and Castle Rock. Description

Generalized Surficial Geologic Map of the Pueblo 1° x 2° Quadrangle, Colorado

Fifty-three types of surficial geologic deposits and residual materials of Quaternary age are described in a pamphlet and located on a map of the greater Pueblo area, in part of the Front Range, in the Wet and Sangre de Cristo Mountains, and on the plains

Surficial Geologic map of the Greater Omaha Area, Nebraska and Iowa

Geologic mapping, in support of the USGS Omaha-Kansas City Geologic Mapping Project, shows the spatial distribution of artificial-fill, alluvial, eolian, and glacial deposits and bedrock in and near Omaha, Nebraska. Artificial fill deposits are mapped chi

Surficial Geologic Map of The Loop and Druid Arch Quadrangles, Canyonlands National Park, Utah

This geologic map is a product of a cooperative project between the U.S. Geological Survey and the U.S. National Park Service to provide geologic information about this part of Canyonlands National Park, Utah. This digital map database contains bedrock da

Surficial Geology of Lower Comb Wash, San Juan County, Utah

This digital map database is compiled from new mapping by the author, represents the general distribution of surficial and bedrock geology in the mapped area. Together with the accompanying pamphlet, it provides current information on the surficial geolo

Bedrock, soil, and lichen geochemistry from Isle Royale National Park, Michigan

This is a report of geochemical data from various media collected on Isle Royale, a large island in northeastern Lake Superior. Isle Royale became a national park in 1940 and was designated as a wilderness area in 1976. USGS sampling began in 1996 as par

Surficial geologic map of parts of the Misheguk Mountain and Baird Mountains quadrangles, Noatak National Preserve, Alaska

This dataset represents surficial geologic mapping of parts of the Misheguk Mountain and Baird Mountains quadrangles containing the Noatak National Preserve. It is used to create the mapsheet in 03-367, which shows surficial deposits of the 1:250,000 sca

Analytical results for stream sediment and soil samples from the Commonwealth of Puerto Rico, Isla de Culebra, and Isla de Vieques

Geochemical data from 2560 stream sediment samples collected in Puerto Rico, 421 soil samples collected on Isla de Vieques, and 35 soil samples were collected on Isla de Culebra, analyzed by semiquantitative spectrographic methods.

Sediment Magnetic and Paleomagnetic Data from Buck Lake, Oregon

Sediment magnetic and paleomagnetic studies were conducted on a core from Buck Lake, Klamath County, Oregon, that was collected as part of an investigation into the Quaternary climate history of the western United States. This report documents the method

Sediment Magnetic and Geochemical Data from Quaternary Lacustrine Sediment in Two Cores from Tule Lake, Siskiyou County, California

Sediment magnetic and geochemical results have been obtained from the top 60 meters of lacustrine sediments recovered in two cores from Tule Lake in northern California. The sediment magnetic and geochemical data, presented here in tabular form, compleme

Sediment Magnetic and Paleomagnetic Data from Buck Lake, Oregon

Sediment magnetic, paleomagnetic and geochemical results have been obtained from lacustrine sediments recovered in a 30-meter core taken by rotary drilling methods at Grass Lake, Siskiyou County, California. The data have been analyzed and interpreted in

Digital Compilation of "Preliminary Map of Landslide Deposits in Santa Cruz County, California, By Cooper-Clark and Associates, 1975": A Digital Map Database

A 1:62,500-scale black-and-white map identifying some 2,000 landslides of various types in Santa Cruz County, California, has been converted to a digital-map database that can be acquired from the U.S. Geological Survey over the Internet or on magnetic ta

Sediment Database and Geochemical Assessment of Lake Pontchartrain Basin

Detailed chemical, station (source and documentation, sample locations), and texture data are provided for bottom sediments of Lake Pontchartrain, Louisiana. The sediment data are provided as spreadsheet (Microsoft Excel), database (Microsoft Access), and

Digital Map of surficial geology, wetlands, and deepwater habitats, Coeur d'Alene River Valley, Idaho.

The surficial geology, wetlands, and deepwater habitats of the Coeur d' Alene River Valley, Idaho were mapped by Arthur A. Bookstrom and Stephen E. Box (1996-1998) onto 1:24,000 scale topographic base maps (stable-base greenline mylars) for input into an

Quaternary Geologic Map of the Chicago 4° x 6° Quadrangle, United States

The Quaternary Geologic Map of the Chicago 4° x 6° Quadrangle was mapped as part of the Quaternary Geologic Atlas of the United States. The atlas was begun as an effort to depict the areal distribution of surficial geologic deposits and other materials

Quaternary Geologic Map of the Lake Erie 4° x 6° Quadrangle, United States and Canada

The Quaternary Geologic Map of the Lake Erie 4° x 6° Quadrangle was mapped as part of the Quaternary Geologic Atlas of the United States. The atlas was begun as an effort to depict the areal distribution of surficial geologic deposits and other material

Quaternary Geologic Map of the Lake Superior 4° x 6° Quadrangle, United States and Canada

The Quaternary Geologic Map of the Lake Superior 4° x 6° Quadrangle was mapped as part of the Quaternary Geologic Atlas of the United States. The atlas was begun as an effort to depict the areal distribution of surficial geologic deposits and other mate

Quaternary geologic map of the Winnipeg 4° × 6° quadrangle, United States and Canada

The Quaternary Geologic Map of the Winnipeg 4° × 6° Degree Quadrangle, United States and Canada, is a component of the U.S. Geological Survey Quaternary Geologic Atlas of the United States map series (Miscellaneous Investigations Series I-1420), an eff

Geologic Map of the Tularosa Mountains 30´ × 60´ Quadrangle, Catron County, New Mexico

This digital map database was compiled from previously published and unpublished data by the author and USGS colleagues, and from published maps by others, as indicated in figure 3 on the map sheet. A pamphlet included with the map provides a brief discu

Geologic map of the Saint Joseph area, Missouri and Kansas

The map shows the surficial geology, including alluvium, loess, till, terrace alluvium, eolian silt, glaciofluvial gravel, and bedrock outcrops in the area around St. Joseph, Missouri.

Geologic map of the Storm King Mountain quadrangle, Garfield County, Colorado

New 1:24,000-scale geologic mapping in the Storm King Mountain 7.5' quadrangle, in support of the USGS Western Colorado I-70 Corridor Cooperative Geologic Mapping Project, provides new data on the structure on the south margin of the White River uplift an

Geologic map of the Rio Puerco quadrangle, Bernalillo and Valencia Counties, New Mexico

The Rio Puerco quadrangle is located southwest of Albuquerque in central New Mexico and covers part of the western part of the Isleta Reservation. The U.S. Geological Survey, the New Mexico Bureau of Geology and Mineral Resources, and the University of Ne

Heavy minerals from the Palos Verdes margin, southern California: Data and factor analysis

This metadata file accompanies a report about the results of a study of the heavy minerals in samples collected from beaches and seafloor locations in the Palos Verdes margin, south of the Los Angeles area, California. Samples were collected from 11 beac

Geologic map and digital database of the Pinto Mountain 7.5 minute quadrangle, Riverside County, California

This data set maps and describes the geology of the Pinto Mountain 7.5 minute quadrangle, Riverside County, southern California. The quadrangle, situated in Joshua Tree National Park in the eastern Transverse Ranges physiographic and structural province,

Geologic map and digital database of the San Bernardino Wash 7.5 minute quadrangle, Riverside County, California

This data set maps and describes the geology of the San Bernardino Wash 7.5 minute quadrangle, Riverside County, southern California. The quadrangle, situated in Joshua Tree National Park in the eastern Transverse Ranges physiographic and structural prov

Cascadia tsunami deposit database

The Cascadia Tsunami Deposit Database contains data on the location and sedimentological properties of tsunami deposits found along the Cascadia margin. Data have been compiled from 52 studies, documenting 59 sites from northern California to Vancouver Is

Generalized lithology and lithogeochemical character of near-surface bedrock in the New England region

This geographic information system (GIS) data layer shows the dominant lithology and geochemical, termed lithogeochemical, character of near-surface bedrock in the New England region covering the states of Connecticut, Maine, Massachusetts, New Hampshire,

The geochemical landscape of northwestern Wisconsin and adjacent parts of northern Michigan and Minnesota (geochemical data files)

This report contains geochemical data gathered in the Ashland and Rice Lake 1 degree x 2 degree quadrangles in northern Wisconsin and adjacent parts of northern Michigan and Minnesota. The data, in part, is focused on the Chequamegon National Forest. Nine

Major- and trace-element concentrations in soils from northern California: Results from the Geochemical Landscapes project pilot study

Regional-scale geochemical survey designed to serve as a baseline for further analyses, and to understand effects of historical mining in the area.

Core OL-92 from Owens Lake, southeast California

The drilling project at Owens Lake commenced in April, 1991. This Open-File Report represents an effort to make available to other researchers our preliminary data collected during the first year of study following completion of the core-drilling phase.

Digital National Uranium Resource Evaluation (NURE) for the Pacific Northwest: a contribution to the Interior Columbia Basin Ecosystem Management Project

This report provides background information on the regional geochemical data provided by the US Geological Survey to the US Forest Service and Bureau of Land Management Interior Columbia Basin Ecosystem Management Project (ICBEMP). This report is one in

Quaternary Geology and Liquefaction Susceptibility, San Francisco, California 1:100,000 Quadrangle: A digital database

In this study, we develop a liquefaction susceptibility map of the San Francisco 1:100,000 quadrangle using Quaternary geologic mapping, historical liquefaction information, groundwater data, and previous studies.

Digital geologic map of the Springdale 7.5' quadrangle, Nevada

Mapped surficial units of the Springdale Quadrangle, Nye County, Nevada

Quaternary geology of Alameda County, and parts of Contra Costa, Santa Clara, San Mateo, San Francisco, Stanislaus, and San Joaquin Counties, California: A digital database

Alameda County is located at the northern end of the Diablo Range of Central California. It is bounded on the north by the south flank of Mount Diablo, one of the highest peaks in the Bay Area, reaching an elevation of 1173 meters (3,849 ft). San Fran

Quaternary geology of Contra Costa County, and surrounding parts of Alameda, Marin, Sonoma, Solano, Sacramento, and San Joaquin Counties, California: A digital database

Contra Costa County is located at the northern end of the Diablo Range of Central California. It is bounded on the north by Carquinez Strait, through which flows 27 percent of California's surface water runoff. San Francisco Bay forms the western boun

Evolution of the landscape along the Clear Creek Corridor, Colorado--Urbanization, aggregate mining, and reclamation

Prime agricultural land along the Clear Creek floodplain, Colorado, attracted settlement in the 1850's but the demand for sand and gravel for 1900's construction initiated a sequence of events that exceeded previous interests and created the modified land

Dataset of Aggregate Producers in New Mexico

This dataset contains latitudes, longitudes, and other descriptive data for aggregate producers in New Mexico that are believed to have been active during the period 1997-1999. The data in this compilation were derived from U.S. Geological Survey files, U

Distribution and quality of potential sources of aggregate infrastructure resources project area, Colorado-Wyoming

Crushed stone and sand and gravel are the main types of natural aggregate used in the United States. Aggregate is used in nearly all residential, commercial, and industrial building construction, and in most public works projects including roads and high

Chemical Composition of Samples Collected from Waste Rock Dumps and Other Mining-Related Features at Selected Phosphate Mines in Southeastern Idaho, Western Wyoming, and Northern Utah

This text file contains chemical analyses for 31 samples collected from various phosphate mine sites in southeastern Idaho (25), northern Utah (2), and western Wyoming (4).