Maps showing mineral resource assessment for copper and molybdenum in porphyry and stockwork deposits and for tungsten, iron, gold, copper, and silver in skarn deposits, Dillon 1 x 2 quadrangle, Idaho and Montana /

Bibliographic Details
Corporate Author: Geological Survey (U.S.)
Other Authors: Pearson, Robert Carl, 1926-
Format: Government Document Map
Language:English
Published: Reston, VA : The Survey ; 1992.
Series:Miscellaneous investigations series (Geological Survey (U.S.)) ; map I-1803-G.
Subjects:
Description
Item Description:Relief shown by contours and spot heights on 2 maps.
Includes index and location maps.
Accompanied by pamphlet.
Cartographic material.
Physical Description:18 maps on 3 sheets : 14 color ; 23 x 32 cm. and 45 x 63 cm., on sheets 92 x 143 cm. and 109 x 82 cm., folded in envelope 30 x 24 cm. + 1 pamphlet (28 pages ; 28 cm.)
Bibliography:Pamphlet includes bibliographical references (pages 26-28).