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| Mineral Deposits of the Poncha Springs NE Quadrangle, Chaffee County,Colorado By RALPH E. VAN ALSTINE... PAPER 626 Prepared in cooperation with the Colorado State Mining Industrial Development Board UNITED...Ralph E. Van Alstine and Doak C. Cox _________ _ Colorado-American mine ______________ -_Delay adit and...Geologic map of the Poncha Springs NE quadrangle. Geologic map of the Colorado-American fluorspar mine...district. Geologic map of underground workings, Colorado-American fluorspar mine. Longitudinal section |
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| DEPARTMENT OF INTERIOR GEOLOGICAL SURVEY Radioactive Springs Geochemical Data Related to Uranium Exploration... CONTENTS Page Abstract 1 Introduction- 2 Area of study 2 Data 5 Mineralogy 5 Factors controlling...Page Figure 1. Sample localities of selected springs and flowing or pumped wells- 2. Scattergram of...precipitate sample data 28 11 Radioactive springs geochemical data related to uranium exploration...Center, Box 25046, Denver, Colorado 80225 ABSTRACT Radioactive springs and wells at 33 localities |
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| showing physiographic province boundaries and general area sampled...........................................19 4. Composite photograph of Doughty Springs site, Colorado..........20 5-8. Photographs showing:................... 5. Precipitates at Doughty Springs................................. 21 6. Travertine...Soda Springs sites, Colorado....................... 23 7. Precipitates at Wilson Health Springs, Utah...Travertine deposits at Soda Dam Springs, New Mexico and Poncha Hot Springs, Colorado...................25 9-12 |
 | Collins, Donley S., Cobban, Robert R., Foord, Eugene E., Murphy, Jack A. (1989) Bibliography for update and revision of U.S.G.S. Bulletin 1114, Minerals of Colorado -- a 100 year record, by Edwin B. Eckel, Part A - Paper copy --Bibliography data file disks. Open-File Report Vol. 1989 (89-206) US Geological Survey doi:10.3133/ofr89206a | Report (issue) |
| Survey Denver, Colorado Department of Geology, Denver Museum of Natural History Denver, Colorado NOTE FOR...revision of U.S.G.S. Bulletin 1114, Minerals of Colorado A 100 year record, by Edwin B. Eckel By Donley...Prepared in cooperation with Friends of Mineralogy - Colorado Chaptar, and the Denver Museum of Natural History...references dealing with the mineralogy of the state of Colorado. It is part of a more than 10 year effort to update...and revise U.S.G.S. Bulletin 1114, Minerals of Colorado: A 100 year record, by Edwin B. Eckel (1961). |
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| ............................................. 2 Area of study..........................................romanechite which has crystallized around and embayed calcite................. 18. 33 SEM photograph of etched...manganese mineral and hematite.......... 43 24. Calcite and cryptocrystalline romanechite................limonite..... 45 26. Very coarsely crystalline calcite partially coated by hemat i te........................ 46 30. 27. Micrite intraclast within calcite cement............... 47 28. Detrital muscovite |
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| .......................................... 81 Colorado.............................................<...contents are listed for all vapor-dominated and hot-water systems with estimated reservoir temperatures...the name of the geotherraal field, the principal hot spring, or a nearby geographic feature which identifies...The name of the KGRA (Known Geothermal Resources Area) which includes the hydrothermal convection system...by state, county, latitude, longitude, the most detailed topographic map covering the area, township |
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| Extensive zeolitization associated with hot springs in central Colorado, by W. N. Sharp____________________________...in the Tertiary San Luis-Upper Arkansas graben, Colorado, by R. E. Van Alstine_____ 43 Geophysics Calculated...and density logs, Nevada Test Site and Hot Creek Valley, Nyo County, Nev., by D. L. HealeY-------------...studies of the Trinidad quadrangle, south-central Colorado, by M. D. Kleinkopf, D. L. Peterson, and R. B...Whole-rock Rb-Sr age of the Pikes Peak batholith, Colorado, by C. E. Hedge ______________ - __________ --- |
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| Investigations (CIMRI). Tucson is also an excellent staging area for field trips, another innovation of this year's...Mexico; the Bureau of Land Management Roswell Resource Area, New Mexico; the Kaibab National Forest, Arizona;...the East Mojave National Scenic Area, California. Summitville, Colorado, has been the focus of an intense...San Juan Mountains and adjacent San Luis Valley, Colorado Historic mining camps of southeastern Arizona...and the formation of iron bogs, Rocky Mountains, Colorado 9:10 Solid Waste, U.S. Environmental Protection |
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| ........................................... 2 Area of study............................................... 55 Analyses of water samples from 163 springs in the Western States............................somewhat high because the sampling was biased toward springs likely to be radioactive. The statistical variance...radioactivity in several springs with nearby known uranium occurences indicates that other springs having anomalous...undiscovered. Introduction Purpose of study Mineral springs have fascinated mankind for centuries and have |
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| Canada __________________________________ Caribbean area ____________________________ Egypt ____________..._________________________angstrom ABAC ______Association of Bay Area Governments ac ___________________alternating current...______________________atmosphere b ________________________barn (area) bbl __________________________barrel BIA _______________Bureau...___kilobar KCLA _____________Known Coal Leasing Area KeV ____________________kiloelectronvolt kg ___...kilogram KGRA _______Known Geothermal Resources Area KGS _____________Known Geologic Structure kHz _ |
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| Canada __________________________________ Caribbean area ____________________________ Egypt ____________..._________________________angstrom ABAC ______Association of Bay Area Governments ac ___________________alternating current...______________________atmosphere b ________________________barn (area) bbl __________________________barrel BIA _______________Bureau...___kilobar KCLA _____________Known Coal Leasing Area KeV ____________________kiloelectronvolt kg ___...kilogram KGRA _______Known Geothermal Resources Area KGS _____________Known Geologic Structure kHz _ |
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| ......... 99 Well, spring, and mine waters of Colorado........................ 100 Well, spring, and...Colo............:..... Spring deposits at Sulphur Springs, Ark............................. Microscopic examination...examination of deposits of sulphur springs, by H. E. Merwin............................................and jaaperoid along the Seneca fault within the area underlain by the Chattanooga shale................Kentucky showing location of zinc-bearing wells and springs. Diagram showing solution, dissemination, and precipitation |
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| Central region __________________________109 Colorado ____________________________109 Kansas ______...Francisco Bay regional studies _ ___ ______284 Colorado Front Range Urban Corridor _____________284 Geotechnical...Geotechnical and geohydrological studies in Fairfax County, Virginia _____________________285 Puget Sound..._351 Regional offices ______________________351 Area and district offices __________________351 U.S...-- angstrom ABAC ------------ Association of Bay Area Governments a.c ._ β ------β-._ ββ ---. alternating |
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| Cover: Utah State 72-16 geothermal well, Roosevelt area, Utah. Taken by Nack Pavloff. Photograph used courtesy...temperatures, volumes, and energies of identified hot-water hydrothermal convection systems >lSOOC ---...temperatures, volumes, and thermal energies of identified hot-water hydrothermal convection systems 90Β°-lsooc ...compared to thermal energy contents of associated hot-water hydrothermal convection systems ~90Β°C ----...United States ----------------------------Thermal Springs in Central and Eastern United States --------- |
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| β Dr. A.L. Mather, Mr. N.J. Marshall, Dr. M.A. Chaffee and Dr. D.H. McKenzie and to all those who contributed...Exploration Symposium is to be held in Golden, Colorado, U.S.A. in April 1978 and we look forward to another...Sulphide deposit A is assumed to overlie source area of base metal sulphides. (Derived from Wahl, 1977...(deposit A, Fig. 5) which may flow from the source area to a nearby depression (deposit B, Fig. 5). These...would identify mineral exploration as a priority area β without diminishing freedom of individual choice |
