General Information:
Description
Two 35" x 30" map sheets; sheet 1 contains map and legends; sheet 2 includes stratigraphic column with descriptions, 1 cross section, descriptive text, 1 figure, 1 plate, and references.
Publication Details:
Publication Date
2021
Recommended Citation
Delpomdor, F.R.A., 2021, Bedrock geology of Silvis Quadrangle, Rock Island County, Illinois: Illinois State Geological Survey, USGS-STATEMAP contract report, STATEMAP Silvis-BG, 2 sheets, 1:24,000.
Map Details:
Program
STATEMAP
Theme
Quadrangles
Scale Category
Scale
Ordering Information