TY  - RPRT
TI  - Pyrrhotite distribution in the conterminous United States, 2020
AU  - Jeffrey L. Mauk
AU  - Thomas C. Crafford
AU  - John D. Horton
AU  - Carma A. San Juan
AU  - Robinson
PY  - 2020
DO  - 10.3133/fs20203017
UR  - https://pubs.usgs.gov/publication/fs20203017
ID  - fs20203017
ER  -