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Underground mine pillar design utilizing rock mass properties, Marble Peak, Pima County, Arizona

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Identiferoai:union.ndltd.org:arizona.edu/oai:arizona.openrepository.com:10150/566480
Date January 1976
CreatorsNicholas, David Emery, 1947-
PublisherThe University of Arizona.
Source SetsUniversity of Arizona
Languageen_US
Detected LanguageEnglish
Typetext, Thesis-Reproduction (electronic), maps
RightsCopyright © is held by the author. Digital access to this material is made possible by the University Libraries, University of Arizona. Further transmission, reproduction or presentation (such as public display or performance) of protected items is prohibited except with permission of the author.

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