TY  - RPRT
TI  - Distribution and abundance of gold and other selected elements in altered bedrock, Empire Mining district, Clear Creek County, Colorado
AU  - Maurice A. Chaffee
PY  - 1972
DO  - 10.3133/b1278c
UR  - https://pubs.usgs.gov/publication/b1278C
ID  - b1278C
ER  -