Information Circular IC-25

AGC/AGS Series information-circulars
Number Series IC-25
Title Silurian and Devonian Rocks of Northern Arkansas
Author (s) O.A. Wise and W.M. Caplan
Date 1979
General Description

This report presents descriptions of the Silurian and Devonian rocks in northern Arkansas, including the Brassfield Limestone, St. Clair Limestone, Lafferty Limestone, Penters Chert, Clifty formation, and Chattanooga Shale, with special reference to natural gas production.

It includes:

  • Outcrop map and isopach map of the Silurian units
  • Outcrop map and structure map of the Devonian units
  • Isopach maps of the Chattanooga Shale and Penters Chert
  • Production map of Silurian and Devonian gas fields as of 1979

*Includes: 14 pages, 7 plates, 1 table

Availability Yes. Paper copy.
Price $3.50 plus shipping
Shipping and handling Contact Sales Office at (501) 296-1877, for shipping and handling charges.
Online Version

Download pdf PDF (1.47 MB)

Contact Information

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

Record