Information Circular IC-20H

AGC/AGS Series information-circulars
Number Series IC-20H [Also published as USGS Prof. Paper 536-C]
Title Geology of the Coal Hill, Hartman and Clarksville Quadrangles, Johnson Co., Arkansas
Author (s) E.A. Merewether and B.R. Haley
Date 1969
General Description

This publication describes the geology of about 182 square miles in Johnson, Logan, and Franklin Counties in northwestern Arkansas. Also, information is provided pertinent to the exploitation of mineral resources in the study area, particularly coal, natural gas, building stone, crushed stone, sand and gravel, and clay.

It includes:

  • Lithologic descriptions of the formations in the study area
  • Stratigraphic chart displaying the formations
  • Table describing wells in the study area
  • Table of 190 shallow holes drilled by Gulf Oil Corp. in the study area
  • Thickness of the Atoka Formation in the study area from selected wells
  • An analysis of shale from the McAlester Formation
  • Table of estimates of coal reserves in the study area
  • Colored geologic map of the study area in pocket
  • Correlation of stratigraphic sections and e-logs of wells in the study area in pocket
  • Map showing structure contours, coal beds, and gas fields in the study area in pocket
  • Four cross-sections in the study area in pocket

*Includes: 27 pages, 4 plates, 2 figures, 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

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Contact Information

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