Placer gold recovery methods
By: by Michael Silva.
Series: Special publication -- 87; Special publication (California. Division of Mines and Geology) -- 87.
Publisher: Division of Mines and Geology
Published: 1986
Place of publication: Sacramento
Language: eng
Number of pages: 32
Subjects: Gold mines and mining -- California.; Hydraulic mining -- California.; Placer deposits -- California.
Notes: Bibliography: p. 29.