TY - RPRT TI - Hornblendes formed during progressive metamorphism of amphibolites, northwest Adirondack Mountains, New York AU - A.E.J. Engel AU - C.G. Engel PY - 1962 DO - 10.1130/0016-7606(1962)73[1499:hfdpmo]2.0.co;2 UR - https://pubs.usgs.gov/publication/70220792 ID - 70220792 ER -