(Forest Service, U.S.D.A., by John Whiteside)
COVER: Redondo Peak, from Jemez Canyon

Scenic Trips to the Geologic Past Series:

No. 1—Santa Fe, New Mexico No. 2—Taos—Red River—Eagle Nest, New Mexico, Circle Drive No. 3—Roswell—Capitan—Ruidoso and Bottomless Lakes State Park, New Mexico No. 4—Southern Zuni Mountains, New Mexico No. 5—Silver City—Santa Rita—Hurley, New Mexico No. 6—Trail Guide to Geology of the Upper Pecos, New Mexico No. 7—High Plains Northeastern New Mexico, Raton—Capulin Mountain—Clayton No. 8—Mosaic of New Mexico’s Scenery, Rocks, and History No. 9—Albuquerque—Its Mountains, Valleys, Water, and Volcanoes No. 10—Southwestern New Mexico No. 11—Cumbres and Toltec Scenic Railroad No. 12—The Story of Mining in New Mexico No. 13—Española—Chama—Taos

(Forest Service, U.S.D.A., by Robert W. Talbott)
Whitewater Canyon near Glenwood

SCENIC TRIPS TO THE GEOLOGIC PAST
NO. 8

Mosaic of New Mexico’s
Scenery, Rocks, and History

edited by
PAIGE W. CHRISTIANSEN
and
FRANK E. KOTTLOWSKI

NEW MEXICO BUREAU OF MINES AND MINERAL RESOURCES
1972

NEW MEXICO INSTITUTE OF MINING & TECHNOLOGY
Kenneth W. Ford, President

NEW MEXICO BUREAU OF MINES & MINERAL RESOURCES
Frank E. Kottlowski, Director
George S. Austin, Deputy Director

BOARD OF REGENTS
Ex Officio
Bruce King, Governor of New Mexico
Leonard DeLayo, Superintendent of Public Instruction

Appointed
Steve Torres, President, 1967-1985, Socorro
Dave Rice, Secretary-Treasurer, 1972-1983, Carlsbad
William G. Abbott, 1961-1985, Hobbs
Judy Floyd, 1977-1987, Las Cruces
Owen Lopez, 1977-1983, Santa Fe

BUREAU STAFF
Full Time

Marla D. Adkins, Assistant Editor Orin J. Anderson, Geologist Ruben Archuleta, Technician I Robert A. Bieberman, Senior Petrol. Geologist Steve Blodgett, Assistant Editor Lynn A. Brandvold, Chemist James Brannan, Drafter Corale Brierley, Chemical Microbiologist Ron Broadhead, Petroleum Geologist Brenda R. Broadwell, Assoc. Lab Geoscientist Jane A. Calvert, Assistant Editor Frank Campbell, Coal Geologist Richard Chamberlin, Economic Geologist Charles E. Chapin, Senior Geologist Jeanette Chavez, Admin. Secretary I Richard R. Chavez, Assistant Head, Petroleum Ruben A. Crespin, Laboratory Technician II Lois M. Devlin, Director, Bus.-Pub. Office Amelia Dondero, Metallurgist Kathy C. Eden, Editorial Technician Robert W. Eveleth, Mining Engineer K. Babette Faris, X-ray Lab. Manager Rousseau H. Flower, Sr. Emeritus Paleontologist John W. Hawley, Senior Env. Geologist Cindy Howell, Staff Secretary Robert W. Kelley, Editor & Geologist Arleen Lindsey, Staff Secretary Mark Logsdon, Industrial Minerals Geologist David W. Love, Environmental Geologist Wess Mauldin, Driller Virginia McLemore, Geologist Lynne McNeil, Staff Secretary Norma J. Meeks, Department Secretary David Menzie, Geologist Teresa Mueller, Drafter Robert M. North, Mineralogist Keith O’Brien, Hydrologist JoAnne C. Osburn, Coal Geologist Glenn R. Osburn, Volcanologist Barbara R. Popp, Lab. Biotechnologist Marshall A. Reiter, Senior Geophysicist Jacques R. Renault, Senior Geologist James M. Robertson, Mining Geologist Gretchen H. Roybal, Coal Geologist Amy Shacklett, Asst. Lab Biotechnologist Jackie H. Smith, Laboratory Technician IV William J. Stone, Hydrogeologist Samuel Thompson III, Senior Petrol. Geologist Judy M. Vaiza, Executive Secretary Debra Vetterman, Drafter Robert H. Weber, Senior Geologist Betsy Wilson, Receptionist/Clerk Typist Donald Wolberg, Vertebrate Paleontologist Michael W. Wooldridge, Scientific Illustrator

Part Time

Christina L. Balk, Geologist Howard B. Nickelson, Coal Geologist Beverly Ohline, Acting Director, Info. Services Thomas E. Zimmerman, Chief Security Officer

Graduate Students

Danny Bobrow James T. Boyle Gerry W. Clarkson Mike Davidson David R. Guilinger Terry Jensen Douglas L. Heath Adrian Hunt Ingrid Klich Ione Lindley Curtis Verpleough John M. Wakefield Mary Lynne Yates John Young

Plus about 50 undergraduate assistants

Third edition, 4th printing

Published by Authority of State of New Mexico, NMSA 1953 Sec. 63-1-4

Printed by University of New Mexico Printing Plant, Albuquerque, April 1982

Available from New Mexico Bureau of Mines & Mineral Resources, Socorro, NM 87801 $4.00