The Porphyry coppers
By: by A.B. Parsons.
Edition: 1st ed. --
Series: Rocky Mountain Fund monograph; Rocky Mountain Fund series
Publisher: American Institute of Mining and Metallurgical Engineers, sponsored by the Rocky Mountain Fund
Published: 1933
Place of publication: New York
Language: eng
Format: Microform
Number of pages: 581
Subjects: Copper mines and mining; Copper mines and mining -- United States; Porphyry
Notes: Includes index.

Microfiche (negative). Toronto, Ont. : University of Toronto Library, Preservation Services, [1987?]. 5 microfiches.