Utah mineral industry operator directory.

Bibliographic Details
Previous Title:	Directory of the mining industry of Utah.
Corporate Author:	Utah Geological and Mineral Survey
Format:	Serial
Language:	English
Published:	[Salt Lake City] : Utah Geological and Mineral Survey, Utah Dept. of Natural Resources.
Series:	Bulletin (Utah Geological and Mineral Survey)
Subjects:	Mineral industries > Utah > Directories.
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