Volcanogenic character of sediment-hosted Co-Cu deposits in the Blackbird Mining District, Lemhi County, Idaho
Subtitle: an interim report
By: by J. Thomas Nash and Gregory A. Nash
Contributors: Hahn, Gregory A; Geological Survey (U.S.)
Series: Open-file report -- 86-430; U.S. Geological Survey open-file report -- 86-430
Publisher: U.S. Dept. of the Interior, Geological Survey
Published: 1986
Place of publication: [Reston, Va.?]
Language: eng
Format: Microform
Subjects: Cobalt ores -- Idaho; Copper ores -- Idaho; Prospecting -- Idaho
Notes: Distributed to depository libraries in microfiche

Bibliography: leaves 25-27

Microfiche. [Denver, Colo. : U.S. Geological Survey, 1986?]. 1 microfiche ; 11 x 15 cm