TY - SER AU - Ashwal,Lewis AU - Seifert,Karl TI - Rare-earth-element geochemistry of anorthosite and related rocks from the Adirondacks, New York, and other massif-type complexes: summary SN - 00167606 SN - 00167606 KW - GĂ©ochimie KW - Terre rare KW - Magma KW - Anorthosite KW - Roche intrusive KW - Etats Unis KW - New York KW - Monts Adirondack N1 - ; bibliogr. p. 107 ER -