Evaluation of the United States Geological Survey's Three-Step assessment methodology
By: by DeVerle Harris and Michael Rieber.
Contributors: Rieber, Michael.; University of Arizona.; Geological Survey (U.S.)
Series: Open-file report -- 93-258A.; U.S. Geological Survey open-file report -- 93-258A.
Publisher: U.S. Dept. of the Interior, U.S. Geological Survey
Published: 1993
Place of publication: [Reston, VA]
Language: eng
Format: Microform
Subjects: Geological Survey (U.S.); Mines and mineral resources -- United States.; Prospecting -- United States.
Notes: "This report was prepared under contract no. 1434-92-C-30041 with The University of Arizona"

Includes bibliographical references.

Microfilm. [Washington : U.S. SUPTDOCS/GPO, 1993] 7  microfiches ; 11 x 15 cm.