| | Report (issue) | the Western and Southeastern Needle Mountains, Colorado Field Trip Guidebook by David A. Gonzales1 ...Are There Other Precambrian Conglomerates in the San Juan Mountains? by John A. Campbell 51 APPENDIX I...Electra Lake Area, Western Needle Mountains, Colorado PLATE 2 - Geologic Map of the Vallecito Creek-Lake Creek...Creek area, LaPlata and Hinsdale Counties, Colorado Field Trip Road Log Dayl Western Needle Mountains...the history of Precambrian rocks in southwestern Colorado. This contemporary work has also raised new questions | | | Book (edition) | (Insert) A Guide to Mineral Collecting at Ouray, Colorado with Notes as to the History and Geology By Ervan...Childers, Bruno Zanett, Ralph Stebbins, all of Ouray, Colorado; Margaret B. Allen, M.A., Orange, New Jersey;...Boy Basin. Sneffels Creek can be seen on its downward course to join Canyon Creek near the Camp Bird Mine... INTRODUCTION TO MINERAL COLLECTING AT OURAY Ouray, Colorado sits astride U.S. Highway 550 “The Million Dollar...town, at an elevation of 7710 feet nestles in the San Juan Mountain Range which surrounds it. The terrain |
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