Recovery System: California Drop Riffle Design

leaving the shoulder to bear the weight of the detector

Lightweight & Durable Design

Map #2: Idaho 1895 / Idaho 1912

Effortless Gold Panning Process

Placer Gold Deposits of Nevada GPZ 7000 Coils Recovery System: California Drop RifflePlacer Gold Deposits of Nevada The Definitive USGS Guide to Nevada's Historic Placer Gold Districts Placer Gold Deposits of Nevada is the definitive reference for anyone serious about gold prospecting in the Silver State. Originally published as U. S. Geological Survey Bulletin 1356 and authored by Maureen G. Johnson, this classic resource documents Nevada's historic placer gold deposits, mining districts, production records, and geological