TY - RPRT TI - Formation of anorthosite-Gabbro rhythmic phase layering: an example at North Arm Mountain, Bay of Isands ophiolite AU - S.C. Komor AU - D. Elthon PY - 1990 DO - 10.1093/petrology/31.1.1 UR - https://pubs.usgs.gov/publication/70016308 ID - 70016308 ER -