 | | Report (issue) |
| GEOLOGY AND ORE DEPOSITS OF THR BRECKENRIDGE DISTlliCT, COLORADO BY :b_,REDERICK LESLIE RANSOME ..._.......................... . Situation of the district. ....... ____ . __ .. __________ ................ _. ___ ....... _..... _... _..... __ .. The district. __ ... ____ .... __ ... ___ ... ___ .. ____ .... _. __ ..... __ . _.. __ ...... . History o.f mining .. ___ .. ______ .... _. ________________ . __............. _. Sedimentary formations of the Breckenridge distriet .............. _.................. |
 | | Report (volume) |
| 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 |
 | | Report (volume) |
| Ore Deposits of the Upper Blue River Area Summit County Colorado • By QUENTIN D. SINGEWALD . GEOLOGICAL...cooperation with the Colorado Geological Survey Board and the Colorado Metal Mining Fund UNITED STATES...faults ____________ _ Major faults north of Breckenridge ___________ ,_______________ _ Transverse heli...----------------------------------~onte Cristo Gulch ___ ---------------------------------------- L...Boy workings---------------------------Indiana Gulch ________________.________________________________ |
 | | Book (volume) |
| ...........................................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 .................................... |
 | | Journal (issue) |
| A llgood & J. Pradenas Colorado Fam ous m ineral localities: Breckenridge, C olorado . . . 51 by E..." collected in 1865 at the Grit mine, El Dorado County, California, by Jules Fricot and donated to the...localities not mentioned in G old-I. . . Australia, Colorado and Appalachia, for example. It seems that we...gold. Genne and Robert Allgood (mining geologists for the Sonora Mining Company, right in the Mother Lode...occurrences in Tuolumne County, Peter Bancroft provides a report on a new specimen mining opera tion under |
 | | Journal (article/letter/editorial) |
| specimens, are either inaccessible or are in closed mining districts, or are closed for political reasons...City-D~Lamar Mining Dlstricts / J\. I,' -r-, - L..... ~ rl.. kl \ , 50 I 100 I Miles old mining and...scientific significance. In this index, the better known mining districts that have produced many high-quality...across, on blue thomsonite. Lucky Peak Dam, Ada County; Lanny Ream specimen and photo. Figure 3 (below)...cut near Pinehurst, Adams County; Lanny Ream specimen and photo. Ada County Lucky Peak Dam, on east side |
 | | Report (issue) |
| deposits used in Table 1 may represent a major mine, district name, or local town name or other prominent feature...statements found in the literature for an area or district do not differentiate between mineral abundance...(except tetrahedrite). Theses include jamesonite, bismuthinite, boulangerite, bournonite pyrargyrite, and proustite...may represent major mine, group of mines, a mining district, a local town, or a prominent feature adjacent...States, (except Alaska) and in Nova Scotia, it is a county name; in Alaska, area gives the 1 by 3 quadrangle |
 | | Book (volume) |
| ...........................................47 Colorado ................................................rights, so remember you were told. If in doubt, a county map will tell you who the legal owner is. Good...gemmy qualities for cutting and polishing. AUTAUGA COUNTY PRATTVILLE, N. 6 mi., and just E of the Birmingham...were well known to prehistoric Indians.) BARBOUR COUNTY BAKER HILL, SE 1 mi. : 1 in a deep ravine, as a...deep red to variegated⎯ocher. BIBB COUNTY GENERAL AREA: c county gravel pits along the Cahaba R.⎯gemmy |
 | | Book (volume) |
| ...........................................47 Colorado ................................................rights, so remember you were told. If in doubt, a county map will tell you who the legal owner is. Good...gemmy qualities for cutting and polishing. AUTAUGA COUNTY PRATTVILLE, N. 6 mi., and just E of the Birmingham...were well known to prehistoric Indians.) BARBOUR COUNTY BAKER HILL, SE 1 mi. : 1 in a deep ravine, as a...deep red to variegated⎯ocher. BIBB COUNTY GENERAL AREA: c county gravel pits along the Cahaba R.⎯gemmy |
 | | Book |
| .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...the U. S. Geological Survey. J. GEORGETOWN, COLORADO, January, 1887. S. RANDALL. : MINERALS...gravel of streams and in veins. The veins of Gilpin County are especially noteworthy for the amount of gold |
 | | Report (issue) |
| high from Eagle's Nest mine in Placer County, Caifornia, USA Collection Marlin Zinn; photo Jeff Scovil...International, LLC P.O. Box 263, East Hampton, CT 06424, USA Phone 1.860.267.1512; fax 1.860.267.7225 www.lapisint...Lapis International, LLC East Hampton, Connecticut USA Collection 'Alan Table of Contents What Is Gold...First Gold Rush: Gold Fever in the Southeastern USA . . . . . . . .P. 16 R. Chris Tacker California and.... . . . . . . . . .P. 86 Ed Raines Colorado Gold-Gold in Colorado . . . . . . . . . . . . . . . . . |
 | | Report (issue) |
| GEOLOGY AND ORE DEPOSITS OF TILE LEADVILLE MINING DISTRICT, COLORADO BY S. F. EMMONS, J. D. IRVING, AND G...Glaciers of the last stage _ 10 Iowa Gulch glacier_ 10 Evans Gulch glacier _ 10 Effects of glaciation on...deposition _ 12 Moraines _ 13 Moraines of_ Evans Gulch glacier.. 13 Lateral moraines _ 13 Terminal moraine...Arkansas glacier _ 14 North_ lateral_ moraine_ of Iowa Gulch glacier _ 15 Glacio-fluviatile deposits_ 15 High...Lincoln porphyry _ 46 Johnson Gulch porphyry _ 48 Mafic varieties_ 50 Evans Gulch porphyry _ 50 Mount Zion |
 | | Book |
| £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 |
 | | Report (volume) |
| ............................................. 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...because they occur in sufficient quantity to warrant mining for their usual products, but because they furnish |
 | | Report (volume) |
| 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...because they occur in sufficient quantity to warrant mining for their usual products but because they furnish...A. F. Rogers, Stanford University, Palo Alto. Colorado.........Prof. R. D. George, Boulder. Connecticut...See Bauxite and Hallpysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found |
 | | Book (edition) |
| Chapters on the Coeur d'Alene Mining District, the Blackbird Mining District, and the Sawtooth Mountains...Chapters on the Coeur d'Alene Mining District and the Blackbird Mining District, and to Ben Sheppard for reviewing...reviewing the chapter on the Blackbird Mining District. Those who contributed photographs, or specimens...are with mine names and occasional1y mining district names. Mining districts, generally are not now formally...the Coeur d'Alene District is the name presently used for the entire silver district that runs from Kellogg |
 | | 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..._____________________ _ Copper deposits in Jefferson County __ _ F. M.D. property _____________ _ Malachite..._______________________ _ 68 68 68 68 Lone Chimney, Mill Gulch, and Copper King mines _____________________ _ Nisley |
 | | Report (issue) |
| 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 |
 | | Report (issue) |
| description of the geology, mining history, and production of the major gold-mining districts in 21 States...relations ---------------------------History of gold mining and trends in production_ J\labama -----------...--------------Cleburne County ----------~----------------- Tallapoosa County --------------------------Alaska...------------------Cochise County -----------------------------Gila County --------------------------------Greenlee...ee County ----------------------------R[aricopa County ----------------------------R[ohave County -- |
 | | Report (issue) |
| _________________ ___. Nevada ___________ Elko County. - ______ ... _ Star mine, Harrison Pass _____... Tuscarora Range _____ _ ._. ________ Humboldt County Golconda manganese-tungsten depositNorth workings...Lincoln County__-__-----_-----_-----___ Tern Piute district....... __ ___ ... Mineral County____-_______________...naine________________ Mine near Green Talc mine. _____ Nye County ____ _._-___-________-___ Gabbs area __ _____________________..._____ Brucite and magnesite deposits. __ Pershing County __ Rocks in the West Humboldt Range ..~ Limerick |
 | | Report (issue) |
| designate the papers for advance publication] (A) Some mining districts of eastern Oregon, by James Gilluly,...deposits of the Takilma-Waldo district, Oreg., including the Blue Creek district, by Philip J. Shenon________...Shenon________ (C) The Climax molybdenum deposit, Colorado, by B. S. Butler and J. W. Vanderwilt, with a section...ILLUSTRATIONS PLATE 1. Index map showing location of mining districts in eastern Oregon. 8 2. Topographic and...and geologic map of the Mormon Basin mining district, Baker and Malheur Counties, Oreg _ 32 3. Geologic |
 | | Book |
| 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 |
 | | Report (issue) |
| 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 |
 | | Report (issue) |
| 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 |
 | | Report (issue) |
| RESOURCES OF KERN COUNTY CALIFORNIA CALIFORNIA DIVISION OF MINES AND GEOLOGY COUNTY REPORT 1 i y 1966... Front cover: The exceedingly varied terrain of Kern County is shown by the brown section— from McKittrick...Sierra Nevada and Owens Peak (highest point in the county); on the east (right side) is the sharp descent...MINERAL RESOURCES OF KERN COUNTY, CALIFORNIA By BENNIE W. TROXEL, mining geologist California Division...MORTON, and Geology mining geologist California Division of Mines and Geology County Report f Ferry Building |
