TY - SER AU - Condie,Kent C AU - Martell,Charles TI - Early Proterozoic metasediments from north-central Colorado: metamorphism, provenance, and tectonic setting SN - 00167606 KW - Roche métasédimentaire KW - Proterozoïque KW - Métamorphisme KW - Origin KW - Tectonique KW - Biotite KW - Grenat KW - Staurolite KW - Sillimanite KW - Etats Unis KW - Colorado N1 - bibliogr. p. 1224 ER -