TY - RPRT TI - Environmental effects of hydrothermal alteration and historical mining on water and sediment quality in Central Colorado AU - S. E. Church AU - D. L. Fey AU - T. L. Klein AU - T.S. Schmidt AU - R. B. Wanty AU - E.H. deWitt AU - B.W. Rockwell AU - Juan C.A. San PY - 2009 UR - https://pubs.usgs.gov/publication/70176156 ID - 70176156 ER -