Front matter
Reading edition
BUREAU OF ECONOMIC GEOLOGY The University of Texas Austin, Texas Peter T. Flawn, Director
Guidebook 6
TEXAS ROCKS AND MINERALS An Amateur’s Guide
By ROSELLE M. GIRARD
Sketches by Bill M. Harris
February 1964 Second Printing, April 1972 Third Printing, April 1976 Fourth Printing, May 1979
iii