Information Circular IC-20J

AGC/AGS Series information-circulars
Number Series IC-20J
Title Geology of the Knoxville and Delaware Quadrangles, Johnson and Logan Counties and Vicinity, Arkansas
Author (s) E.A. Merewether
Date 1972
General Description

This publication presents a description of the geology of 122 square miles in Johnson and Logan Counties, Arkansas. Special emphasis is given to the potential of mineral resources of the study area, particularly coal, natural gas, building stone, crushed stone, sand and gravel, and clay.

It includes:

  • Lithologic descriptions of formations in the study area
  • Colored geologic map of the study area in pocket
  • Structure contour map in pocket
  • Geologic cross sections of the study area in pocket
  • Correlation chart of well and electric logs in pocket
  • Formation correlation chart of the study area
  • Descriptions of 47 wells
  • Stratigraphic chart displaying divisions of the Atoka Formation in the study area
  • Chemical analysis of shale from the Atoka Formation

*Includes: 18 pages, 4 plates, 1 figure, 5 tables

Availability Yes. Paper copy.
Price $4.00 plus shipping
Shipping and handling Contact Sales Office at (501) 296-1877, for shipping and handling charges.
Online Version

Download pdf PDF (9.85 MB)

Contact Information

Arkansas Geological Survey
3815 West Roosevelt Road
Little Rock, AR 72204
(501) 296-1877 or (501) 296-1878