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Last edited by WorkBot
February 4, 2010 | History

Design of drill-hole grid spacings for evaluating low-grade copper deposits 1 edition

Design of drill-hole grid spacings for evaluating low-grade copper dep ...
Richard G. Hewlett

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Design of drill-hole grid spacings for evaluating low-grade copper deposits
by Richard F. Hewlett.

Published 1965 by U.S. Dept. of the Interior, Bureau of Mines in [Washington, D.C.] .
Written in English.

Edition Notes

Performed in cooperation wth the Bear Creek Mining Co., and the Bureau of Mines and the College of Mines, University of Arizona.

Includes bibliographical references.

Series
Report of investigations -- 6634, Report of investigations (University of Texas. Bureau of Economic Geology)

The Physical Object

Pagination
ii, 46 p. :
Number of pages
46

ID Numbers

Open Library
OL20814314M

History Created December 9, 2009 · 2 revisions Download catalog record: RDF / JSON

February 4, 2010 Edited by WorkBot add more information to works
December 9, 2009 Created by WorkBot add works page