TY - RPRT TI - Chemical analyses used to compute the average chemical composition of rocks and glasses for geochemical units defined in the Yakima Basalt Subgroup, Columbia River Basalt Group, Washington, Oregon, and Idaho AU - T. L. Wright PY - 1988 DO - 10.3133/ofr88263 UR - https://pubs.usgs.gov/publication/ofr88263 ID - ofr88263 ER -