TY - RPRT TI - An exploratory method to detect tephras from quantitative XRD scans: Examples from Iceland and east Greenland marine sediments AU - John T. Andrews AU - D. D. Eberl AU - G.B. Kristjansdottir PY - 2006 DO - 10.1177/0959683606069384 UR - https://pubs.usgs.gov/publication/70028812 ID - 70028812 ER -