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Mineral Resources > Online Spatial Data > Geology > by state > Louisiana

Chenier Plain, Fresh Marsh

gray to brown to black clay and silt of high organic content.
StateLouisiana
NameChenier Plain, Fresh Marsh
Geologic agePhanerozoic | Cenozoic | Quaternary | Holocene
Original map labelQcf
CommentsArea of accretion by longshore currents from major delta complex.
Primary rock typeclay or mud
Secondary rock typesilt
Other rock types
Lithologic constituents
Major
Unconsolidated > Fine-detrital > Clay (Swamp)
Unconsolidated > Fine-detrital > Silt (Swamp)
Map references
United States Geological Survey, 1998, Digital Overlay of the Geologic Map of Louisiana: U.S. Geological Survey, Biological Resources Division, National Wetlands Research Center, Product Id USGS-NWRC 1984-02-0001, http://www.nwrc.usgs.gov/.
Unit references
United States Geological Survey, 1998, Digital Overlay of the Geologic Map of Louisiana: U.S. Geological Survey, Biological Resources Division, National Wetlands Research Center, Product Id USGS-NWRC 1984-02-0001, http://www.nwrc.usgs.gov/.
Geographic coverageCalcasieu - Cameron - Iberia - Jefferson Davis - Saint Mary - Vermilion

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URL: http://mrdata.usgs.gov/geology/state/sgmc-unit.php?unit=LAQcf;0
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