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oresofo0000kell Telluride Ores of Boulder County, Colorado The Memoir Series of The Geological...America, Inc. Memoir 109 Telluride Ores of Boulder County, Colorado WILLIAM C. KELLY EpwINn N. GODDARD Department...SOCIETY OF AMERICA, INC. Colorado Building, P.O. Box 1719 Boulder, Colorado 80302 Printed in the United...assembling a representative collection of the Boulder ores. Dr. T. S. Lovering of the U.S. Geological...and numerous ore samples were donated by local mining men, particularly Fred Dopp, H. M. Williamson, |
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Minerals of Colorado: A 100- Year Record By EDWIN B. ECKEL GEOLOGICAL SURVEY BULLETIN 1 1 14 A...knowledge____________________________________ Future of Colorado mineralogy______________________________________...mineral localities and metallic mineral deposits of Colorado ________________________________ In pocket III...mineral localities and metallic mineral deposits of Colorado, has not been included in this reprint. Many of...especially Fischer and others, 1946). MINERALS OF COLORADO: A 100-YEAR RECORD By EDWIN B. EcKEL ABSTRACT |
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MARCH, Ph.D. 1914 Issued by California State Mining Bureau McN. HAMILTON STATE MINERALOGIST F. F...Minerals of herewith Bulletin 67 of the State Mining California. This work was made possible at this...localities new and quently the The second list ^Mining' State Mineralogist. This known localities...literature of a general nature on the geology and mining industry of the State. bibliography of A. may...The excellent Vodges, Bulletin 30 of the State Mining Bureau, be referred to for such literature. The |
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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..._ Quartz diorite and associated hornblendite_ Boulder Creek granite _________________ _ Pikes Peak granite...Cotopaxi mine _____________________ _ Copper deposits in Jefferson County __ _ F. M.D. property _____________ |
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particular service in co- operating with the State ^Mining Bureau in making possible this addition to our...a part of the Fourth Annual Report of the State Mining Bureau, by Henry G. Hanks, who was then quently...the thirty years which elapsed since the State Mining Bureau. appearance of the second list, our knowledge...literature of a general nature on Die geology and mining industry of the State. The various kinds of minerals...Woodcock, formerly of the State Mining Bureau. Walter W. Bradley of the State Mining Bureau, M. Vonsen of Petaluma |
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Geology and Ore Deposits of the La Plata District Colorado By EDWIN B. ECKEL with sections by J. S. WILLIAMS...cooperation with the Colorado State Geological Survey Board and the Colorado Metal Mining Fund UNITED STATES...the Animas River. _ _ _ Lithology in La Plata district _ _______ Permian system____________________________...part of district -_ _. ..____'_ Northwestern part of district--------Southern part of district. ______...region as a whole __________________ La Plata district _ . ___ _ ____-____ _ 22 23 23 24 24 26 26 26 |
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............................................. Colorado........................................................................................ 102 District of Columbia ....................................to refer to Geological Survey Bulletin 507, "The mining districts of the western United States," and to...abundant it may have been completely exhausted by mining or quarrying. Deposits of minerals that are widely...especial interest or value. Some minerals, such as the copper ores of Pennsylvania, are included in the list |
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it helpful to refer to Survey Bulletin 507, "The mining districts of the western United States," and to...abundant, it may have been completely exhausted by mining or quarrying. Deposits of minerals of wide distribution...especial interest or value. Some minerals, such as the copper ores of Pennsylvania, are included in the list...because they occur in sufficient quantity to warrant mining for their usual products but because they furnish...Stanford University, Palo Alto. Colorado.........Prof. R. D. George, Boulder. Connecticut..... .Prof. William |
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...........................................59 Colorado ...............................................................548 Table of Maps Page Alabama County Map ...................................................................................4 Alaska County and Stream Map ..................................Co. Mining Districts ............................................................22 Arizona County Map.........................23 Arizona – Cochise Co. Mining Districts .................................... |
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.3 COLORADO. of COLORADO. J. S. l GEORGETOWN, COLO. GEORGETOWN COURIER PRINT. 1887. 3 Bancroft...From a mineralogical point of view the wealth of Colorado exceeds that of In the metallic minerals almost...to in the following pages Proceedings of the Colorado Scientific Society. Proceedings of the Academy... GEORGETOWN, COLORADO, January, 1887. S. RANDALL. : MINERALS OF SOLORADO, GOLD. the octahedron...shapes, in scales and rolled Color various shades of gold-yellow, sometimes inclining to silmasses. ver-white |
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stumble over a valuable nugget and stake your own mining claim? Indeed it to is, and author book Jay...prospecting, he points out, is in abandoned mining districts, where valuable mineral ores are present...commercial ores and secondary minerals by state, county, township, and geologic range. For easy identification...RANSOM 1875-1948 An to the Eastern '‘Schoolmarm” Mining Camps of the Old West I I a s I \ h K... CONTENTS Preface ix PART I 1 Introduction to Mining and Mineralogy 2 Preparation for Mineral Collecting |
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AGRICULTURE; AND PROFESSOR OF MINERAL– oGY, GEology, AND MINING, IN THE DEPARTMENT OF SCIENCE OF the COLLEGE OF...Report for 1855. — Observations on the extent of the gold region of California and Oregon, with notices of...and of some remarkable specimens of crystalline gold. American Journal Science, vol. 20, page 72; 1855...of the Mechanics' Fair Exhibition, California. Mining and Scientific Press, Octo ber, 1864; vol. 10,...en Californie. 8vo. pamphlet. Geneva, 1855. MINING MAGAZINE. and 2. 12 vols. 8vo. New York. Second |
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Geology and Ore Deposits of the Boulder County Tungsten District Colorado GEOLOGICAL SURVEY PROFESSIONAL... Geology and Ore Deposits of the Boulder County Tungsten District Colorado By T. S. LOVERING and OGDEN TWETO...State of Colorado through the Colorado Geological Survey Board and the Colorado Metal Mining Fund UNITED...__________________________ Principal rocks of the district.________________________ Pre-Cambrian rocks__..._____ Age_ __________________________________ Boulder Creek granite and related rocks. ____ Distribution |
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COLORADO STATE GEOLOGICAL SURVEY BOULDER R. D. GEORGE, State Geologist BULLETIN 9 GEOLOGY AND ORE DEPOSITS...THE BONANZA DISTRICT SAGUACHE COUNTY COLORADO By HORACE B. PATTON 1915 DENVER,COLORADO EAMES BROTHERS...DOI: https://doi.org/10.58783/cgs.b09.vtso7767 Colorado State Geological Survey. Bulletin No. 9, Plate...rnor of Colorado LIVINGSTON FARRAND ______________________ President University of Colorado HowARD C...TRANS:\IITTAL ST.I.TE GEOLOGICAL SuRVEY, UNIVERSITY OF CoLORADO, December 2, 1916. Governor George A. Carlson |
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sulfates and antimony- or arsenic-rich minerals. Two mining areas in western Montana – Black Pine (Jensen and...(Continued on page 3) The Harding Mine, Picuris District, Taos Co., NM, (figure 1), is well known to mineral...world-famous pegmatite. The mine has an interesting mining history that is often overlooked. Prospectors dabbled...but found little of interest. The first phase of mining occurred in 1918, when several local prospectors...changed hands several times during this initial mining phase and demand for Figure 1: An overview of the |
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...........................................47 Colorado ................................................rights, so remember you were told. If in doubt, a county map will tell you who the legal owner is. Good...to the California gold rush of 1849, this portion of Alabama experienced its own gold rush, largely unprofitable...unprofitable, although gold may still be panned in the regional streams. Most of the rest of the state...gemmy qualities for cutting and polishing. AUTAUGA COUNTY PRATTVILLE, N. 6 mi., and just E of the Birmingham |
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...........................................47 Colorado ................................................rights, so remember you were told. If in doubt, a county map will tell you who the legal owner is. Good...to the California gold rush of 1849, this portion of Alabama experienced its own gold rush, largely unprofitable...unprofitable, although gold may still be panned in the regional streams. Most of the rest of the state...gemmy qualities for cutting and polishing. AUTAUGA COUNTY PRATTVILLE, N. 6 mi., and just E of the Birmingham |
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1 D E J •LEGEND- MEXICO -^ Mining O Division Boundaries. Mining Division Offices. (6) PREFACE...a part of the Fourth Annual Report of the State Mining Bureau, by Henry G. Hanks, who was then State Mineralogist...''Minerals of California," of the California State Mining Bureau. In the thirty years which had elapsed since...published as Bulletin 91 of the California State Mining Bureau. Many additional species were included,...commercial borates. Lawsonite, first found in Marin county in 1895, has proved to be of great petrographic |
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Windham Report of 1S80 relating to the growing Mining Industry at Ouray is printed in its entirety. Many.................................................. Gold................................................................................................ Hessite..................................................Mine; Past, Present. Future The Windham Report of Mining in Ouray in 1880 . . The Mineralogy at the Camp...(Insert) A Guide to Mineral Collecting at Ouray, Colorado with Notes as to the History and Geology By Ervan |
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Aboriginal and Indian minerals 13 Tlie discovery of gold in California 16 Borax 18 Crestmore Pegmatite...rewhich was publi.shed as Bulletin 67 of the State Mining Bureau. vision by the same author in 192-3 increased...tribes in the northeast corner of San Bernardino County in pre-historic times. The old workings here were...desert region between Death Valley and Goff's Mining District, nearer the former, and that good samples were...the museum of the Bureau. * * * "The turquoise district, as described by Mr. Eisen and others of the party |
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MINES AND MINERALS OF THE GREAT AMERICAN RIFT (COLORADO-NEW MEXICO) Sine —_—< ¢ te om At _SHT 40...MINES AND MINERALS OF THE GREAT AMERICAN RIFT (COLORADO-NEW MEXICO) Richard Walker Holmes and Marrianna...Mines and minerals of the Great American Rift (Colorado-New Mexico). Bibliography: p. Includes index...index. 1. Mines and mineral resources—Colorado. 2. Mines and mineral resources—New Mexico. I. Kennedy, Marrianna...minerals of the Great American Rift in New Mexico and Colorado. Great American Rift is the name we use for a |
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£LqL \3 —OF— Colorado Deposits. u PROFESSOR AT STATE SCHOOL OF GOLDEN, COLORADO DENVER, COLO.:...delivered by the author to the students of the Colorado State School of Mines. It is published with a...interested in the geological relations of the mines of Colorado. The first part of the work contains a rough sketch...sketch is further applied to the local geology of Colorado. The second part refers to the phe¬ nomena of...illustrated by Colorado. The last part contains a brief account of some of the principal mining districts |
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said to have been found in the mining the nugget Jim, Placer County, California, in 1871 by a small...Indian minerals 25 The discovery Borax 28 of gold in California 30 Crestmore 36 Pegmatite gem...Counties of California: Minerals and mineral lists Mining Districts of California Unvalidated entries in...The bibliography has been updated and expanded. County lists published by Collins (1) pp. 40-64, in Murdoch...resulting from references to the geographic term ''Mining District," especially in the pre-1920 literature. Widespread |
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Deposits of the Uncompahgre (Ouray) Mining District, Southwestern Colorado Professional Paper 1753 U.S. Department...western San Juan Mountains region of southwestern Colorado. In the foreground is a broad, gently south-sloping...prospects that constitute the Uncompahgre mining district are located mostly within the cliffy slopes...Deposits of the Uncompahgre (Ouray) Mining District, Southwestern Colorado By Wilbur S. Burbank and Robert...deposits of the Uncompahgre (Ouray) mining district, southwestern Colorado: U.S. Geological Survey Professional |
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4=78 GEOLOGY AND ORE DEPOSITS NEAR LAKE CITY, COLORADO BY JOHN DUER IRVING AND HOWLAND BANCROFT WASHINGTON........................................ Official mining districts........................................................................... Lake City district.................................................................... Ore deposits of Lake City district....................................... The lodes...Secondary galena....................................... Gold................................................ |