Cover Image

Geochronometric and lead isotope data on samples from the Wallace 1⁰ x 2⁰ quadrangle, Montana and Idaho /

Bibliographic Details
Other Authors: Marvin, Richard F.
Format: Government Document Map
Language:English
Published: Reston, Va. : Interior--Geological Survey ; 1984.
Series:Miscellaneous field studies (Geological Survey (U.S.)) ; map MF-1354G.
Subjects:
Geology > Montana > Maps.
Geology > Idaho > Maps.
Geological time > Maps.
Lead > Isotopes > Maps.
Description
Item Description:Relief shown by contour lines and spot heights.
"Base from U.S. Geological Survey, 1956."
"Geology by J.E. Harrison, A.B. Griggs, and J.D. Wells, 1970-1980. Assisted by H.R. Covington (1972), Joseph Boggs (1973), and J.P. Harrison (1970-1980)."
Cartographic material.
Physical Description:1 map ; 44 x 61 cm., on sheet 105 x 82 cm. folded in envelope 30 x 24 cm.
Bibliography:Includes text, location map, graph, 5 tables, and bibliography.