| | Report (issue) | Contamination and It's Remediation Near Idaho Springs, Colorado Prepared for the Annual Meetings of the Soil...endorsement by the USGS. Cover Photograph: Clear Creek Canyon taken from Lookout Mountain before highway...Stewart Influence of acid-mine drainage on Clear Creek, Colorado, by W. H. 26 Ficklin and K. S. Smith Results...remediation of acid mine discharge at Idaho Springs, Colorado, by J. C. Emerick, T. R. Wildeman, R. R. Cohen...Figure 4. Clear Creek Road, 1872 Figure 5. Narrow gauge railroad tracks at the junction of Clear Creek and | | | Report (issue) | Idaho Springs, Colorado U.S. GEOLOGICAL SURVEY CIRCULAR 1097 Cover: View of Clear Creek Canyon prior...Mountain. Railroad tracks are visible alongside the creek. Photograph by L. C. McClure, Denver Public Library...Remediation in the Area from Denver to Idaho Springs, Colorado Edited by K.C. Stewart and R.C. Severson Written...Thomas Kohnen Geoffrey S. Plumlee Richard B. Tripp Colorado School of Mines Ronald R. Cohen John C. Emerick...Ronald W. Klusman Thomas R. Wildeman Colorado School of Mines Colorado Department of Transportation Denver | | | Report (issue) | Geology and Ore Deposits of the Front Range Colorado By T. S. LO\'ERING and E. N. GODDARD GEOLOGICAL...cooperation with the Colorado State Geological Survey Board and the Colorado Metal Mining Fund ~ oopr is...__________________________________________ _ 1 Summary of mining districts---.---------------------Introduction...hornblende gneiss ____________ _ Quartzite at Coal Creek ________________ _ Igneous rocks _____________________________...Quartz diorite and associated hornblendite_ Boulder Creek granite _________________ _ Pikes Peak granite | | | Journal (volume) | page β - TIEEDIEH - =\; - ENGINEERING | MINING JOURNAL WOLUME XVIII. --- JULY TO DECEMBER, 1874...INTIDE= TO VoI UNAIE =Mining in Iowa. . . . . . . . . . ... "Coal Mining in Italy......... | Coal...Coal a 4 37, 69, # c: Mining in the Wyoming Wal- 5 Draining Collieries. . . . . . . . . . . . . . . 275...S6 372 | "I'last Furnace, Method of D-ter- A. mining the horizon'al section of a 81 Action of Spiegeleisen... . . . . . . . . . . . . . . . Am Institute of Mining E giueers | England, Co-operation Coking in Belgian |
|