TY  - RPRT
TI  - Contributions to economic geology, 1906, Part I, Metals and nonmetals except fuels--Sulphur and Pyrite
AU  - Willis Thomas Lee
PY  - 1907
DO  - 10.3133/b315q
UR  - https://pubs.usgs.gov/publication/b315Q
ID  - b315Q
ER  -