Gold in igneous, sedimentary, and metamorphic rocks /

Bibliographic Details
Main Author:	Jones, Robert Sprague, 1913- (Author)
Format:	Government Document eBook
Language:	English
Published:	Washington : United States Department of the Interior, Geological Survey, 1969.
Series:	Geological Survey circular ; 610.
Subjects:	Gold ores. Gold > Assaying. Petrology.
Online Access:	https://purl.fdlp.gov/GPO/gpo114712