TY  - RPRT
TI  - Preliminary map of chromite provinces in the conterminous United States
AU  - T. P. Thayer
AU  - B. R. Lipin
PY  - 1979
DO  - 10.3133/ofr79576r
UR  - https://pubs.usgs.gov/publication/ofr79576R
ID  - ofr79576R
ER  -