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Article category: Feature Article

In this article, we present some of the highlights of the geological exploration of Arizona, focused on the role of early surveys by the U.S. Government and later geologic studies by the USGS and the AZGS and its predecessors.

Article category: Earth Science | Geology

 A brief review of the significance of Arizona geology in development of concepts associated with these features, presented in commemoration of the 125th anniversary of the Arizona Geological Survey and its predecessors.

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