TY  - RPRT
TI  - Lithium anomaly near Pringle, southern Black Hills, South Dakota, possibly caused by unexposed rare-mineral pegmatite
AU  - James Jennings Norton
PY  - 1984
DO  - 10.3133/cir889
UR  - https://pubs.usgs.gov/publication/cir889
ID  - cir889
ER  -