TY  - RPRT
TI  - Weathering rinds on andesitic and basaltic stones as a Quaternary age indicator, Western United States
AU  - Steven M. Colman
AU  - K. L. Pierce
PY  - 1981
DO  - 10.3133/pp1210
UR  - https://pubs.usgs.gov/publication/pp1210
ID  - pp1210
ER  -