Mineral Commodity Summaries 2003 - Mineral Resources Program ...

U.S. DEPARTMENT OF THE INTERIOR
GALE A. NORTON, Secretary
U.S. GEOLOGICAL SURVEY
CHARLES G. GROAT, Director
UNITED STATES GOVERNMENT PRINTING OFFICE, WASHINGTON : 2003
Published in the Eastern Region, Reston, VA
Manuscript approved for publication January 31, 2003.
Any use of trade, product, or firm names in this publication is for descriptive purposes only
and does not imply endorsement by the U.S. Government.
For sale by U.S. Government Printing Office
Washington, DC 20402