TY - RPRT TI - Cu, Zn, and Pb exchange capacities of clinoptilolite-rich rocks in low Ca and low K acidic water AU - G. A. Desborough AU - J.G. Crock PY - 1997 DO - 10.3133/ofr97277 UR - https://pubs.usgs.gov/publication/ofr97277 ID - ofr97277 ER -