 | | Report (volume) | | THE BLACK CANYON OF THE GUNNISON A close look at a great American canyon its rocks, its age, and how... Painted Wall, Black Canyon of the Gunnison National Monument. Greatest cliff in Colorado, Painted Wall...to river. Cliff is carved from gneiss interlaced with psgmatite dikes. Deep fissures to right of center...controlled by weathering along joints. THE BLACK CANYON OF THE GUNNISON TODAY AND YESTERDAY By WALLACE R....SURVEY BULLETIN 1191 UNITED STATES DEPAKTMENT OF THE INTERIOR STEWART L. UDALL, Secretary GEOLOGICAL |  | | Report (issue) | | Rock Units of the Precaittbriail Basement in Colorado GEOLOGIC A I, Rock Units of the Precambrian...Precambrian Basement in Colorado By OGDEN TWETO GEOLOGY OF THE PRECAMBRIAN BASEMENT IN COLORADO U.S. GEOLOGICAL...distribution of Proterozoic and Archean metamorphic and igneous rocks in outcrop and the buried basement...basement in Colorado UNITED STATES GOVERNMENT PRINTING OFFICE, WASHINGTON : 1987 DEPARTMENT OF THE...Library of Congress Cataloging in Publication Data Tweto, Ogden, 1912-1983 Rock units of the Precambrian |  | | Report (volume) | | Nomenclature of Precambrian Rocks in Colorado GEOLOGICAL SURVEY BULLETIN 1422-D Nomenclature of Precambrian...Precambrian Rocks in Colorado By OGDEN TWETO CONTRIBUTIONS GEOLOGICAL TO SURVEY STRATIGRAPHY BULLETIN ... 1422-D An appraisal of existing nomenclature and measures needed for improvement UNITED STATES GOVERNMENT...OFFICE, WASHINGTON : 1977 UNITED STATES DEPARTMENT OF THE INTERIOR THOMAS S. KLEPPE, Secretary GEOLOGICAL...Director Library of Congress Cataloging in Publication Data Tweto, Ogden, 1912Nomenclature of Precambrian |  | | Report (issue) | | PROFESSIONAL PAPER 600-C Scientific notes and summaries of investigations in geology, hydrology, and related... WASHINGTON: 1968 UNITED STATES DEPARTMENT OF THE INTERIOR STEW ART l. UDALL, Secretary GEOLOGICAL...William T. Pecora, Director For sale by the Superintendent of Documents, U.S. Government Printing Office...STUDIES Economic geol·ogy Occurrence of refractory clay in Randolph County, W.Va., by K. J. Englund and H....petrology Texture and composition of outcropping phosphorite in the Turayf region, northern Saudi Arabia |  | Toth, M.I., Davis, L.L., Patterson, C.G., Seeley, J.L. (1983) Geology and mineral resource potential of the Dominguez Canyon Wilderness Study Area, Delta, Mesa, and Montrose counties, Colorado (GEM phase 2) Open-File Report Vol. 1983 (83-797) US Geological Survey doi:10.3133/ofr83797 | Report (issue) | | DEPARTMENT OF THE INTERIOR GEOLOGICAL SURVEY Geology and mineral resource potential of the Dominguez...Dominguez Canyon Wilderness Study Area, Delta, Mesa, and Montrose Counties, Colorado (GEM Phase 2) by Margo I...Any use of trade names is for descriptive purposes only and does not imply endorsement by the USGS. 1983...1983 J_/Denver, Colorado TABLE OF CONTENTS Page Executive summary........................................................................ Description of rock units...................................... |  | | Report (volume) | | Geology of Pre-Pennsylvanian Rocks in the Paradox Basin and Adjacent Areas, Southeastern Utah and Southwestern...Southwestern Colorado U.S. GEOLOGICAL SURVEY BULLETIN 2000-G On the Front Cover. View south toward the La Sal...along the Colorado River between Cisco and Moab, Utah. Fisher Towers in center is composed of Permian...and capped by Triassic Moenkopi Formation. The prominent mesa at left center is capped by Jurassic Kayenta...Formations. The Chinle-Moenkopi contact is marked by a thin white ledge-forming gritstone. The valley between |  | | Report (issue) | | DEPARTMENT OF THE INTERIOR GEOLOGICAL SURVEY Geology and mineral resource potential of the Palisade Wilderness...Wilderness Study Area, Mesa County, Colorado (GEM, Phase 2) by Dirk S. HovorkaJ./, Charles G. PattersonJL/...Any use of trade names is for descriptive purposes only and does not imply endorsement by the USGS. 1983...1983 J_/Denver, Colorado TABLE OF CONTENTS Page Executive summary...................................................................... Description of rock units...................................... |  | | Report (issue) | | DEPARTMENT OF THE INTERIOR GEOLOGICAL SURVEY Geology and mineral resource potential of the Black Ridge Canyon...Canyon Wilderness Study Area, Mesa County, Colorado (GEM Phase 2) by Margo I. Toth!/» ^becca J. Stoneman_L'...Any use of trade names is for descriptive purposes only and does not imply endorsement by the USGS. 1983...1983 JVDenver, Colorado TABLE OF CONTENTS Page Executive Summary....................................................................... Description of rock units...................................... |  | | Report (volume) | | Resources of the Black Ridge Canyons Wilderness Study Area, Mesa County, Colorado, and Grand County, Utah...Utah, and Westwater Canyon Wilderness Study Area, Grand County, Utah U.S. GEOLOGICAL SURVEY BULLETIN 1736-C...Resources of the Black Ridge Canyons Wilderness Study Area, Mesa County, Colorado, and Grand County, Utah...Utah, and Westwater Canyon Wilderness Study Area, Grand County, Utah By ROBERT P. DICKERSON, JAMES E. CASE...CHATMAN U.S. Bureau of Mines U.S. GEOLOGICAL SURVEY BULLETIN 1736 MINERAL RESOURCES OF WILDERNESS STUDY |  | | Book (edition) | | eCmariagk Esther Tuttle SJ hve muwelelem Dae melaa(s The Geologic Time Scale and Geologic Columns dated according...Periods, and Epochs are divisions of geologic time in descending order of magnitude. Rock units terms only...are not included except for national parks where the terms significance. Adapted from United States Geological...(1980). Geological Society of America (1983). Age estimates Length in | of boundaries millions in millions...millions Epochs (or Series) | of years | of years Eras (or Erathems) | Periods (or Systems) Holocene |  | | Report (volume) | | A computer list of geologic names in use in the United States and the major elements necessary for their...MEMORIAL LIBRARY THE OHIO STATE UNIVERSITY -; 1558. OVAL DRIVE NOV20 Geologic Names of the United States... 1535 A computer list of geologic names in use in the United States and the major elements necessary...OFFICE, WASHINGTON: 1981 UNITED STATES DEPARTMENT OF THE INTERIOR JAMES G. WATT, Secretary GEOLOGICAL SURVEY...Director Library of Congress catalog-card No. 81-600167 For sale by the Superintendent of Documents, U.S |  | | Report (volume) | | Lexicon of Geologic Names Of the United States For 1936-1960 Part 1, A-F GEOLOGICAL SURVEY BULLETIN...BULLETIN 1200 Lexicon of Geologic Names Of the United States For 1936-1960 By GRACE C. KEROHER and others...compilation of the geologic names of the United States, its possessions, the Trust Territory of the Pacific...Pacific Islands, and the Panama Canal Zone UNITED STATES GOVERNMENT PRINTING OFFICE, WASHINGTON : 1966 UNITED... UNITED STATES DEPARTMENT OF THE INTERIOR STEWART L. UDALL, Secretary GEOLOGICAL SURVEY William T. Pecora |  | | Report (issue) | | SUMMARY OF SIGNIFICANT RESULTS IN» Mineral resources 'ater resources 1engineering geology and hydrology...Chapter A topographic surveys \ and mapping Aanagement of resources 1 . on public lands \ westigations in \...results of investigations for fiscal year 1968, accompanied by short papers in the fields of geology... WASHINGTON: 1968 UNITED STATES DEPARTMENT OF THE INTERIOR STEW ART L UDALL, Secretary GEOLOGICAL... A summary of recent significant scientific and economic results accompanied by a list of publications |  | | Report (issue) | | 1MARY OF NIFICANT .ULTS IN>eral resources iter resources ineering geology nd hydrology GEOLOGICAL SURVEY...Chapter A ographic surveys and mapping magement of resources on public lands 'estigations in other countries...results of investigations for fiscal year 1967, accompanied by short papers in the fields of geology...GOVERNMENT PRINTING OFFICE, UNITED STATES DEPARTMENT OF THE INTERIOR STEWART L. UDALL, Secretary GEOLOGICAL... A summary of recent significant scientific and economic results accompanied by a list of publications |
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