KeywordsArizona Geological Survey Bulletins
United States of America
MetadataShow full item record
PublisherUniversity of Arizona Bureau of Mines
DescriptionTaking samples and measuring the width of an ore body are matters which everyone connected with the mining industry should be able to do properly. The purpose of this bulletin, is to describe the methods generally used by many engineers, so that one may' understand how to do this very important class of work correctly. 5 p.
Series/Report no.Bulletin No. 66
Sampling Series No. 3