TY - RPRT TI - Mantle origin and flow sorting of megacryst-xenolith inclusions in mafic dikes of Black Canyon, Arizona AU - J. E. Nielson AU - J. K. Nakata PY - 1994 DO - 10.3133/pp1541 UR - https://pubs.usgs.gov/publication/pp1541 ID - pp1541 ER -