TY - RPRT TI - Precambrian petrochemistry of the northern Park Range, Colorado, and its implications for studies of crustal derivation AU - G. L. Snyder AU - E. L. Brandt AU - V. C. Smith PY - 1988 DO - 10.3133/pp1343 UR - https://pubs.usgs.gov/publication/pp1343 ID - pp1343 ER -