TY  - RPRT
TI  - Geochemical data for historic mining areas, central western slope, Colorado
AU  - J. Thomas Nash
AU  - Warren C. Day
AU  - Anna B. Wilson
PY  - 2001
DO  - 10.3133/ofr013
UR  - https://pubs.usgs.gov/publication/ofr013
ID  - ofr013
ER  -