Summary geochemical maps for samples of rock, stream sediment, and nonmagnetic heavy-mineral concentrate, Pyramid Roadless Area, El Dorado County, California /

Bibliographic Details
Corporate Author:	Geological Survey (U.S.)
Other Authors:	Chaffee, Maurice A.
Format:	Government Document Map
Language:	English
Published:	Reston, Va. : The Survey ; 1986.
Series:	Miscellaneous field studies ; map MF-1616-B.
Subjects:	Geochemical prospecting > California > El Dorado County > Maps. Sediments (Geology) > California > El Dorado County > Maps.

Description
Item Description:	Relief shown by contours and spot heights. Includes text, bibliography, index map, and 3 tables. Cartographic material.
Physical Description:	2 maps on 1 sheet ; 54 x 54 cm., sheet 96 x 135 cm., folded in envelope 30 x 24 cm.