| Abstract: | For scientific purposes, the map differentiates Quaternary surficial deposits and materials on the basis of clast lithology or composition, matrix texture or particle size, structure, genesis, stratigraphic relations, engineering geologic properties, and relative age, as shown on the correlation diagram and indicated in the ‘Description of Map Units‘. Deposits of some constructional landforms, such as end moraines, are distinguished as map units. Deposits of erosional landforms, such as outwash terraces, are not distinguished, although glaciofluvial, ice-contact, fluvial, and lacustrine deposits that are mapped may be terraced. Differentiation of sequences of fluvial and glaciofluvial deposits at this scale is not possible.
For practical purposes, the map is a surficial materials map. Materials are distinguished on the basis of lithology or composition, texture or particle size, and other physical, chemical, and engineering characteristics. It is not a map of soils that are recognized and classified in pedology or agronomy. Rather, it is a generalized map of soils as recognized in engineering geology, or of substrata or parent materials in which pedologic or agronomic soils are formed. As a materials map, it serves as a base from which a variety of maps for use in planning engineering, land-use planning, or land-management projects can be derived and from which a variety of maps relating to earth surface processes and Quaternary geologic history can be derived. |
| Genre: | USGS Numbered Series |
| ProdID: | 80555 |
| Citation Author: | Compiled by Fullerton, David S.; Christiansen, Earl A.; Schreiner, Bryan T.; Colton, Roger B.; Clayton, Lee
Edited and Integrated by Fullerton, David S.; Bush, Charles A. |
| Citation Contributing Office: | Geological Survey (U.S.) |
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| Citation Edition: | Version 1.0 |
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| Citation Language: | ENGLISH |
| Citation Larger Work Title: | |
| Citation LatN: | 0520000 |
| Citation LatS: | 0480000 |
| Citation LonE: | -1020000 |
| Citation LonW: | -1080000 |
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| Citation Online Only Flag: | |
| Citation Phsyical Description: | Report: 39 p.; Map Sheet: 75.5 x 39.5 inches; Downloads Directory |
| Citation Projection: | Lambert Conformal Conic |
| Citation Public Comments: | Prepared in cooperation with the Saskatchewan Research Council and the North Dakota Geological Survey |
| Citation Publisher: | Geological Survey (U.S.) |
| Citation Series: | IMAP |
| Citation Series Code: | I |
| Citation Series Number: | 1420(NM-13) |
| Citation Search Results Text: | Quaternary Geologic Map of the Regina 4 Degrees x 6 Degrees Quadrangle, United States and Canada; 2007; I; 1420(NM-13); Compiled by Fullerton, David S.; Christiansen, Earl A.; Schreiner, Bryan T.; Colton, Roger B.; Clayton, Lee
Edited and Integrated by Fullerton, David S.; Bush, Charles A. |
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| Citation Year: | 2007 |
| Type: | citation/reference |
| Text: | Quaternary Geologic Map of the Regina 4 Degrees x 6 Degrees Quadrangle, United States and Canada; 2007; I; 1420(NM-13); Compiled by Fullerton, David S.; Christiansen, Earl A.; Schreiner, Bryan T.; Colton, Roger B.; Clayton, Lee
Edited and Integrated by Fullerton, David S.; Bush, Charles A. |
| URL (THUMBNAIL): | http://pubs.er.usgs.gov/thumbnails/usgs_thumb.jpg |
| URL (INDEX PAGE): | http://pubs.usgs.gov/imap/i-1420/nm-13/ |
| URL (INDEX PAGE): | http://ngmdb.usgs.gov/Prodesc/proddesc_82583.htm |
| Date Other: | Wed, 17 Oct 2007 00:00 -0500 |
| Publisher: | Geological Survey (U.S.) |