 | | Report (issue) | | Quadrangle, Colorado GEOLOGICAL SURVEY PROFESSIONAL Prepared in cooperation with the Colorado State Geological...Geological Survey Board and the Colorado Metal Mining Fund PAPER 289 Geology and Ore Deposits of...of the Garfield Quadrangle, Colorado By McCLELLAND G. DINGS and CHARLES S. ROBINSON GEOLOGICAL SURVEY...in cooperation with the Colorado State Geological Survey Board and the Colorado Metal Mitting Fund. A..._ Fremont dolomite _________________________ _ Chaffee formation __________________________ _ Leadville |  | | Report (issue) | | ........•.. :................................ Colorado River........... . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . . . Austin chalk ...............................·.................................................... Section on Colorado River ........................... :. . . . . ... . . . . . . . . . . . . . . . . . Section on Colorado River. . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . 3G Section on Colorado River. . . . . . . . . . . . . . . . . . . . |  | | Report (issue) | | clinoptilolite-rich rocks in Argo drain water at Idaho Springs, Colorado, and related experimental aspects by George A...imply endorsement by the U.S. Government. Denver, Colorado CONTENTS Page Abstract Introduction ............. 12 Exposure of South Dakota CRR to ARD in Colorado and southwestern Spain ........... 15 Copper and...+ Cu + Pb capture versus Ca + K loss for eight Colorado ARD localities and four localities in Huelva Province...exposed to Argo tunnel drain at Idaho Springs, Colorado ....................... 6 Table 3. Relationships |  | | Journal (article/letter/editorial) | | east-westtrending folds and beddingplanefaults acrossthe district; differentialyielding resultedin overturningof...Apparentreactions include:carbonation of andradite yielding calcite andquartz withhematite, magnetite, orsiderite;...pyrrhotite, pyrite,andchalcopyrite in addition to calcite 1326 SKARN FORMATION AND MINERALIZATION 1327...the ore fluid. Introduction Tin; Bingham mining district, locatedon the east slopeof the Oquirrh Mountains40...structural setting of the •vestern portion of the district. Emphasisis placedon synthesisof districtstructurebasedon |  | | Journal (article/letter/editorial) | | Menominee iron ranges, which were the impetus for mining and the resultant population growth in the area...of the story, as they say, is history. Marquette County alone would eventually have 247 iron mines (Mulligan...two large, open-pit taconite mines (Empire and Tilden) managed by Cleveland Cliffs, Inc. Taconite is...labeling, however, was not the rule during much of the mining era here. Most specimens recovered in the early...early years were identified only as to district or range (e.g., “Iron River” or “Marquette Range”); many |  | | Report (volume) | | Mich., by George C. Simmons ___________________ Tilden Lake sill ______________________________ National...structures in the San Juan volcanic field, southwestern Colorado, by T. A. Steven, P. W. Lipman, and J. C. Olson...Pony Trail Group in the Cortez Mountains, Eureka County, Nev., by J. Fred Smith, Jr ________________________...Alboroto Rhyolite (of Middle and late Southwestern Colorado. Potosi Volcanic Group). Tertiary. Late Triassic...Mountain Tuff _ late Oligocene _-_- Southwestern Colorado. Badwater Greenstone ___ middle Precambrian |  | | Report (issue) | | Bldg., 2600 corridor, 18th and CSts.,NW. DENVER, Colorado-Federal Bldg., Rm. 169, 1961 Stout St. LOS ANGELES...ROLLA, Missouri-1400 Independence Rd. DENVER, Colorado-Map Distribution, Bldg. 810, Federal Center FAIRBANKS...and massive granite Gneiss terrane Granite near Tilden (Hammond, 1978) CRSZ 75 Agn ^Wgt Granitoid...(unit Wgt, fig. 1), which he informally called the "Tilden granite." It is a gray to pink, mediumgrained,...minerals. Isotopic data on samples of the granite near Tilden of Hammond (1978) indicate that both the Rb-Sr |  | | Journal (issue) | | and in 1836 was sold out by tbe Sheriff of the County to Oakes ,t,;mes, of Taunton, Massachusetts, who...Manufacturing Company, The New Jersey Exploring and Mining Company, The New Jersey Zinc Company, The Jersey...and for spelter, was beyond comparison with any mining and manufacturing industry, concerned in the production...Sussex Company (1850) under the direction of their mining engineer, constructed a furnace at Newark for the...locations in New Jersey, and at both of these extensive mining o�erations are carried on. One is at Sterling Hill |  | | Book | | T. J. Bornhorst, P. Brandes, R. Clark (Cliffs Mining Services Co.), B. C. Cornilsen, R. V. Dietrich...helpful suggestions throughout the project; to Ashton Mining of Canada, Inc. and Crystal Exploration, Inc.,...APPENDIX I: MICHIGAN MUSEUMS AND EXHIBITS FEATURING MINING, MINERALS, ROCKS, AND FOSSILS .......................243 APPENDIX II: MINERAL SPECIES LISTED BY COUNTY ...............................248 ABOUT THE AUTHORS...Oronto Group a.. 3: co w C: _J 0 0 Marquette Iron District, Baraga and Marquette Counties diabase dikes |  | | Report (issue) | | GEORGETOWN QlJADRANGLE (TOGETHER 'VITH THE EMPIRE DISTRICT) COLORADo· BY JOSIAH E. SPURR AND GEORGE H. GARREY..................._.......... . Distribution in Colorado ................................................Boulder County.............. . . . . . . . . . . . ......... . ....... . 103 Ores in Gilpin County .......Creek County ............................ . 103 Ores from the Argentine to the Tenmile district .. : .................. . 104 Ores of the Tenmile 'district ................................................ |  | | Journal (article/letter/editorial) | | shale-membrane filtration of BREDEHOEFT Valley district from brines derived in the Illinois et al. (1963)...recently kaolinite, illite, a sodic clay mineral, and calcite. (CHAUDHURI, 1978). Whereas the stable isotope...samples collected from a designated test well in Tilden field (Table 2). Water from this well had been...Dol Tilden Tilden Tilden Tilden Tilden Tilden Tilden Tilden Tilden Tilden Tilden N Tilden N Tilden N Baldwin...analytical data, Illinois basin formation waters Field Tilden BoulderE WapellaE Collection date 8-04-64 9-14-84 |  | | Journal (article/letter/editorial) | | mostly in small amounts. A bed near Pyriton, Clay County, Ala., was worked for copper. One was mined near...near Stone Hill in the southern part of Cleburne County at what was called Wood's copper mine and also...mine about a mile to the northwest. Much of the mining was done in the early seventies. There was a large...Martinez Lake, Yuma Co., Ariz., is a resort on the Colorado River, 37 miles north of Yuma. From the locality...chalcedony. "In the Martinez Lake District, which is part of the Colorado River and 37 miles north of Yuma |  | | Report (issue) | | QUADRANGLE AND ADJACENT BROWN1 S LAKE AREA, BEAVERHEAD COUNTY, MONTANA A preliminary report by W^ B* Myers .....~ "«"~» . ~ .........«~..~. 30 Tuscarora and Tilden mines .... ... . . ' -. ^Mauldin niine >~'-"~"...the NWi of the ^£S:^^A^^^ quadrangle, Beaverhead County; ^^^^^^f^r^^Maatwaa... ": . .-. . In pocket tc...QUADRANGLE AND ADJACENT BROWN1 S LAKE AREA, BEAVERHEAD COUNTY, -,' *; MONTANA A preliminary report by W, B....preliminary report and geologic map of the Argenta mining district, submitted to the Bureau of Reclamation in |  | | Journal (article/letter/editorial) | | occurrences. These localities have been listed by county; and, strictly for convenience, the list has been...None theless, with the aid of a good state or county map, plus local inquiries, the list could be helpful...that do not permit collecting for various reasons, mining operations that have recently shut down but whose...that published by the Colorado Chapter (see Min. Record 10:323-328). Like the Colorado group, our chapter...micromounting PENINSULA Wayne County International Salt C o . mine—Detroit Alpena County National G y p s u m |  | | Report (issue) | | Ore Deposits of the Oilman District, Eagle County, Colorado GEOLOGICAL SURVEY Study made in cooperation...cooperation with the Colorado Mining Industrial Development Board PROFESSIONAL PAPER 1017 Ore Deposits...Deposits of the Oilman District, Eagle County, Colorado By THOMAS S. LOVERING, OGDEN TWETO, and T. G. LOVERING... 1017 Study made in cooperation with the Colorado Mining Industrial Development Board Description of...geologic setting of a mining district that is the leading source of zinc in Colorado and an important source |  | | Report (issue) | | of many deposits, and the probable low cost of mining suggest greatly increased utilization in many industrial...have been prospected in anticipation of future mining. Tuffs rich in analcime, chabazite, clinoptilolite...H4-S8A SW-3-2 D-228278 Bars tow, San Bernardlno County, Calif. 35*02' 117*02' Miocene Barstow Formation...Sheppard and Gude (1969a) 0-228279 Wikieup, Mohave County. Arlz. 34*42' 113*34' Pliocene Big Sandy Formation...Chabazite-rlch tuff W7-19B SD-4-2 0-228280 Wlkieup. Mohave County. Arlz. 34*45* 113*35' Pliocene Big Sandy Formation |  | | Journal (article/letter/editorial) | | consistsof beds of fine-grained sulfides; chert, calcite, and dolomite (metamorphosedto tremolite) that...tuff, mudflow breccia, lapilli tuff, tuff, and calcite beds up to 15 cm thick. Most of the tuflamim•ted...green;chlorite,with sericite,quartz,plagioclase, calcite, and pyrite Tuffaceous mudstone: dark gray;sericite...chlorite,and quartz; minor plagioclase, pyrite, and calcite Tuffaceous sandstone: quartz,sericite,chlorite...and plagioclase Chloriteargillite:black;chlorite,calcite,quartz, sericite, tremolite,and plagioclase; minorpyrite |  | | Journal (article/letter/editorial) | | Basal clays are principally found north of the Colorado river, and, although a few localities are known...Tehuacana, and on the Rio Grande near the Maverick-Webb county line. The fossils, which occur in pockets, have...thickness of sixteen feet having been observed on the Colorado. While the lithological characters of the Yegua...seen near Alto and Lufkin, on the Yeguas in Lee county, and between Pleasanton and Campbellton. In addition...the Neches, westward, by Riverside, Muldoon, and Tilden, to the Rio Grande. Southward from this scarp the |  | | Report (volume) | | ______________________________________________ Calcite.______________________________-___-___-_--_Iron-magnesium...Wellington Formation, Hutchinson Naval Air Station, Reno County, Kansas. In pocket FIGURE 1. 2. 3. 4. 5. 6-17....remains of the blue-green algae Phormidium antiquum Tilden are found in many of the halite layers and also...few miles south of Hutchinson, in central Reno County, Kans. (fig. 1). The drilling was done by a private...studies by the Geological Survey in the potash district of southeastern New Mexico have shown that small-scale |  | | Journal (article/letter/editorial) | | of helium per gram, whilst pitchblende, from Colorado, gave from 0.27-0.3 C.C. per gram ; malacone,...in Crystalline Rocks and Minerals. By WILLIAM A. TILDEN ( P ~ o cRoy. . SOC., 1897, f30, 453-457).-A number...the Paris basin, pyrites and marcasite occur i n chalk, Eocene clays, lignite, &c. Two main types of alteration...Bohutin, near Przibram, when in diabase, contain calcite and argentiferous galena, and when in the grauwacke...kalgoorlite is given. The amalgam found in the district may have been produced by the decomposition of |  | | Book (volume) | | beds, excavations, etc.Selenite roses. BRULE COUNTY AREA: in the Oacoma zone of the Pierre Fm. On Elm...gray Barite rosette up to 5 or 6 inches. CAMPBELL COUNTY MOUND CITY, W to the Missouri R., regional hillsides...gravels, etc.petrified wood, wood opal. CORSON COUNTY LITTLE EAGLE: area ridges, slopes, stream beds...Guide for Rock Hounds in the United States CUSTER COUNTY AREA: The November Mine, 1.2 mi. SE of the Needles...of rd. a few yds., outcropRose Quartz. DOUGLAS COUNTY CORSICA, S on US 281 to Armour, area rd. cuts, |  | | Book (edition) | | describes sites under of the nearest town and county. and the many maps included book contain such...beryl belong here, as well as the variations that calcite plays on the basic form. The orthorhombic system...fundamental clue to gem locations. Since hard-rock mining is too expensive for amateurs, the hobbyist ...Distribution Center in Denver Federal Center, Denver 25, Colorado. The centers supply on request a free index, from...are liable to welcome you with a gun," writes a Colorado collector. "As far as Texas is concerned," says |  | | Journal (issue) | | mixed with granular franklini te, willemite and calcite. are Zincite is rare except at the Franklin-Sterling...the enclosing limestone crystal lized out as calcite. Thus, at the end of a certain phase of regional...tephroite, in places mixed with the crystalline calcite. All other minerals, including zinc i te, were...ore. Often, large masses of zi�cite are seen in calcite, with no other mineral as an associate. Zincite...veins cutting the nonnal willemite franklinite-calcite ore. Commonly, it is found intimately mixed with |  | | Report (volume) | | vols. 13, 14. Tulsa, Okla. I American Institute of Mining and Metallurgical Engineers: Year Book 1929; Techniea:J...Techniea:J. Publications 158-385. New York. See also Mining and Metallurgy. J American Journal of Science,...Resources, Division of Mines and Mining: Bulletin, nos. 102, 103 ; Mining in California, vols. 25, 26. San...Canadian Institute of Mining and Metallurgy; Transactions, vols. 31, 32; Canadian Mining and Metallurgical...Bulletin, nos. 201-224. Montreal, . Quebec. Canadian Mining Journal, vols. 50, 51. Garden vale, Quebec. Carnegie |  | | Journal (article/letter/editorial) | | Western side of Stapleton Gulch in the Argenta district. The Stapleton workings are visible in the lower...mm across, Blackhawk mine, Radersburg district, Broadwater County. 340 ROCKS & MINERALS Christopher S...wulfenite-producing mining districts in Montana Figure 3. Map of Montana showing locations of mining districts...mineralization is not generally associated with the mining districts of Montana, a few localities have produced...show reports through the years. Many of Montana’s mining districts are in high mountainous areas, and any |
|
