Datasets, Imagery > Illinois > 1950-1999

Glacial Drift: Thickness and Character [Illinois]

Illinois State Geological Survey · 1994 Full Details

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Full Details

Title
Glacial Drift: Thickness and Character [Illinois]
Description
Unconsolidated deposits, mainly glacial drift, overlie the bedrock surface in most of Illinois. Data are originally from ISGS Circular 490 by Piskin and Bergstrom (1975), Plate 1. Contour lines are coded with thickness, and polygons (areas between contours) are coded with range of thickness. ISGS, 1994 (revised 1998).
Creator
Illinois State Geological Survey
Temporal Coverage
1994
Date Issued
1994
Access Rights
Public
Format
Shapefile
Language
English
Date Added
April 27, 2021

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  • Citation
    Illinois State Geological Survey (1994). Glacial Drift: Thickness and Character [Illinois]. . https://clearinghouse.isgs.illinois.edu/data/geology/glacial-drift-thickness-and-character (dataset)
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