TY - SER AU - Stacey,John AU - Hedlung,David TI - Lead-isotopic compositions of diverse igneous rocks and ore deposits from southwestern New Mexico and their implications for early Proterozoic crustal evolution in the western United States SN - 00167606 KW - Roche ignée KW - Plomb sustance KW - Isotope KW - U-Pb KW - Zircon KW - Age KW - Cro–te terrestre KW - Pb-Pb KW - Etats Unis KW - New Mexico N1 - bibliogr. p. 56-57 ER -