TY  - RPRT
TI  - Kaolin, refractory clay, ball clay, and halloysite in North America, Hawaii, and the Caribbean region
AU  - S. H. Patterson
AU  - H.H. Murray
PY  - 1984
DO  - 10.3133/pp1306
UR  - https://pubs.usgs.gov/publication/pp1306
ID  - pp1306
ER  -