 | | 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 |  | Burt, Donald M., Sheridan, Michael F., Bikun, James V., Christiansen, Eric H. (1982) Topaz rhyolites; distribution, origin, and significance for exploration. Economic Geology, 77 (8) 1818-1836 doi:10.2113/gsecongeo.77.8.1818 | Journal (article/letter/editorial) | | soccuron both sidesof the ColoradoPlateau (in Colorado,New Mexico, Arizona, Utah, and Nevada) and in...Introduction occurrencein a lava flow near Nathrop, Colorado, IN 1884 Whitman Crossdescribedtopaz, A12SiO4F2...and garnet in samplesof lithophysalrhyolite lava Colorado,lessthan4 km westof what would84 years from the...beryllium depositswere discoveredin this same district (Shawe, 1968). Since these early discoveries,Cenozoic...or lithophysal(concentricallylay- the Honeycomb Hills, Utah (Lindsey, 1977). The of thisfeatureare complex |  | | Report (volume) | | Geophysical Setting of the Colorado Plateau Neogene Uplift and Radial Collapse of the Colorado Plateau-Regional...by Kim R. Sullivan Reevaluation of the Central Colorado Plateau Laccoliths in the Light of New Age Determinations...Lineaments in the Northern Paradox Basin, Utah and Colorado, by Jules D. Friedman Processes of Laccolithic...Regional Tectonic Setting The Petrogenesis of the Colorado Plateau Laccoliths and Their Relationship to Regional...Crustal Extension in the Southeastern Paradox Basin, Colorado, by Marilyn A. Grout and Earl R. Verbeek Relation |  | | Journal (article/letter/editorial) | | Petrogenesis of the Spanish Peaks Igneous Complex, Colorado Bor-ming Jahn 1, S.S. Sun 2, and R.W. Nesbitt...igneous complex in the Spanish Peaks region, Colorado, is reevaluated with Sr isotopic data (published...The Spanish Peaks region of the south-central Colorado is famous for its remarkable systems of radial...Jahn et al. : Petrogenesis of the Spanish Peaks, Colorado Owing to the regional nature in the earlier paper...northward (Johnson, 1968). The trough of the basin in Colorado has been named the La Veta Syncline (Johnson and |  | | Book (volume) | | SOUTHWESTERN QUADRANT Arizona, Arkansas, California, Colorado, Louisiana, Nevada, New Mexico, Oklahoma, Texas...Southwestern Quadrant Arizoni, Arkansas, California, Colorado, Louisicna, Nevada, New Mexico, Oklahoma, Texas...Location Numbers Arizona Arkansas California Colorado 258 Louis B30 ana HOW TO USE THIS BOOK...volumes, through very precise directions and accurate county maps, to get you to the best and most accessible...for the county in which it is located. This site number also appears under the given county in the text |  | | 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 .................................... |  | | 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 |  | | Report (volume) | | ...................... 1. Rocks from Aroostook County..... ^..................'........... 2. Miscellaneous............................... Maryland and the District of Columbia.....................................1. Elliott County dike............................................... 2. Crittenden County dike..................................... 2. Crystal Falls district, Michigan.................................. .................................... 51 7. Mesabi district, Minnesota................................... |  | | Report (volume) | | ...................... 1. Eocks from Aroostook County I............................. 19 19 2. Litchfieldite...................................... Maryland, District of Columbia.....................................56 1. Elliott County dike........................................ 56 2. Crittenden County dike....................................... 2. Crystal Falls district, Michigan ............................. 3. Menominee....................... 124 5. Castle Mountain district.................................... 129 6. Highwood |  | | Report (volume) | | crystalline rocks Maine 1. Rocks from Aroostook County 2. Litchtieldite and associated minerals New lIampshire...rocks New Jersey Pennsylvania Delaware Maryland, District of Columbia 1. Peridotite and pyroxenite 2. Gabbro...Carolina (ieorgia Kentucky 1. Elliott County (like 2. Crittenden County dike Tennessee Missouri Arkansas Texas...1. Marquette region, Michigan 2. Crystal Falls district, Michigan 3 4 CONTENTS. Analyses-Continued...5. Rocks of Pigeon Point, Minnesota 6. Mesabi district, Minnesota 7. Miscellaneous rocks from Minnesota |  | | Report (issue) | | MINERAL RESOURCES OF THE ORTIZ MINE GRANT, SANTA FE COUNTY, NEW MEXICO Open-file Report 560 By Stephen R...Geology & Mineral Resources New Mexico Institute of Mining & Technology Socorro, New Mexico 87801 March 2014...Mountain range in the southwestern part of Santa Fe County, New Mexico. The Ortiz Mountains, physiographically...that includes, from north to south, the Cerrillos Hills, the Ortiz Mountains, the San Pedro Mountains, and...crop out in the southern part of the Little Tuerto Hills, in the southwestern part of the Ortiz Mine Grant |  | | Journal (issue) | | suffic ient size and qual ity to make them worth mining commerci ally. In Treasures of the Earth we will...producer of gold, which accounrs for two-thirds of its mining rovenue. Another major resource are diamonds, which...as many other minerals. Since it began diamond mining in the 1970s, Australia has become the world's...(Mexico). In the USA, there are large quantities of acanthite at Leadville (Colorado) and in the Comstock...in Siberia (Russia) and in Alaska and California, USA. The Alaskan deposits are found close to significant |  | | Book (edition) | | important Thus if one is studying the geology of a district with close factor. accuracy, and is tracing out...to one who engaged in ordinary' field work or in mining or engineering erals naturally be is It is for...by the studies of J. P. Iddings. Silver Cliff, Colorado, has furnished some remarkable pitchstones, described...well in the Hlack Hills : in the Western States, the Yellowstone Park Colorado, where Chalk Mountain...from compact Rhyolite tuffs Front Range of Colorado, and are extensively quarried soft, felsites |  | | Book (edition) | | of little use in life. mineralogy owe much to mining, and should give Something in A rational system...pegmatite, Washington Part of the Mendota vein, Colorado The system magnesia-silica Sympathetic variation...surface of the rock was thoroughlv explored in mining operations, and Joseph Barren reports that it was... R. van Hise of the granite dykes of the Black Hills in distances. white quartz, Dakota. The core...Sorby's methods to the J. granites of the Lake District of England, came to the conclusion that eruptive |  | | Book (edition) | | from any possible source of the raw material. The mining and smelting of metallic minerals to produce iron...minerals from this period were written by a German mining expert, Agricola, who published De Re Metallica...he recorded the state of geology, mineralogy, mining, and metallurgy at that time. These works have...and the greatest (1750-1817), Professor at the Mining A. G. teacher of the time was Werner Academy in...described, often as a result of the opening up of new mining districts in previously unexplored territories |  | | Report (volume) | | Akita Univ. Mining Colt Jour. Akita, Japan. Alabama Acad. Sci. Jour. Ala. Journal of the Mining College...Canada. Canadian lost. Mining and Metallurgy Spec. Vol. - Canadian Institute of Mining and Metallurgy Special... Ontario, Canada. Canadian Mining and Metall. Bull.- The Canadian Mining and Metallurgical Bulletin....Institute of Mining and Metallurgy. Montreal, Quebec, Canada. Canadian Mining Jour. - Canadian Mining Journal...Notes. Colorado School Mines Mineral Industries Bull. Industries Bulletin. Golden, Colo. Colorado School |  | | Report (issue) | | · as a joint program of the Manhattan Engineer District and its successor, the U. S. Atomic Energy Commission...the Central City district and adjoining areas, Gilpin and Clear Creek Counties, ·Colorado, by Paul K. Sims...deposits in Golden Gate Canyon, Jefferson County, Colorado, by John W. Adams and Frederick Stugard, J...to pitchblende-bearing veins at Marysvale, Piute County, Utah, by George W. Walker and Frank W. Osterwald...of the Los Ochos uranium deposit, Saguache County, Colorado, by R. C. Derzay _·- _______ ____ __ __ _------------ |  | | Report (issue) | | Geological of America, Boulder, INC. Place Colorado Printed in the United States by Edwards Inc...8137-1131-2 Published THE GEOLOGICAL Society Card Colorado Michigan Soctety 80301 48104 The publication...no OIL ORO OIG ZoZ 292 Boulder County Tellurides .... 294 Boulder County Tungsten ...... eeoeeesee 296...e@eeeeeeoe 323 COLORADO PLATEAU (COLORADO-UTAH-NEW MEXICO-ARIZONA) ... 323 A. Rifle area, Colorado «0s... 323...323 B. Uravan District, Colorado 324 Cope tick Rock DIsEEIcL sCoLoradO) sietss) 0001010016 «06 324 DeeGkante |  | | Journal (volume) | | South Africa; and Maine and other regions of the USA. Minor deposits of rose quartz can also be found...in Afghanistan , India, Pakistan, China, Montana, USA, and Norway. • • TWo 19th-centurv brooches set with...at the Smithsonian Institution in Washington, DC, USA. • A Burmese ruby in calcite, a common mineral....conifer trees, which are (or were) living things. Mining for minerals is tricky and it can be dangerous...the silver produced today is a byproduct of lead mining. ◄ Example of natural silver - silver threads on |  | | Journal (volume) | | Stuart 439 Physiographic Studies in the San Juan District of Coloroda. Wallace W. Atwood The Variations...form, by permission of the Director of the U.S. Mining Engineers, 768-837, Geological Survey in Bull...Elements of Geology, 1 Op. 3 Proceedings of the Colorado Scientific Society, II, 3 (1885-87). 4 Trans...strongly acid character of the solutions. 1 Mines and Mining West of the Rocky Mountains (1868-75). WILLIAM...days. 1 Bull. These Amer. Inst. results Mining Eng., 790 (October, 1910). WILLIAM 32 II |  | | Book (edition) | | cross-bars or riffles. Most riffies placer mining is today carried on with dredges, some of which...Arizona and Utah is essentially a biproduct of copper mining and that from California largely is from placer...but it 230 I Descriptive Mineralogy was mining throughout the length of the Keweenaw peninsula...peninsula. Most of active was the copper in the district were found; one found in small irregular grains...Bolivia at in the glacial drift in have been district sandstone areas of the eastern United States |  | | Report (volume) | | Bull. 1060-D, p. 193, 252-253, pl. 7. In Nemaha County, Kans., member is basal unit of Howard limestone...Aarde farm, sec. 4, T. 26 S., R. 11 E., Greenwood County. Aaron Slatet Precambrian or Paleozoic: Central...Central Railroad, sees. 5-7, T. 11 S., R. 5 E., Pope County. Named for Abbott Station. Abbyville Gabbrol Precambrian...map. Occurs in vicinity of Abbyville, Mecklenburg County. Abercrombie Formationl Middle Cambrian: Western...Peak, on ridge south of Dry Canyon, in Gold Hill district. Aberdeen Sandstone (in PottS |  | | Book (edition) | | use in life. Petr^ogy and mineralogy owe* much to mining, and should give something In return. A rational...Washington State SO. Part of tbe Mendota vein, Colorado 81. Tbe system magnesia-silica 82. Sympathetic...upper surface of the r^ was thoroughly explored in mining operations, and Joseph Barrel! reports that it... R. van Hise of the granite dykes of the Black Hills in South Dakota. “ Tha cor* rock iz • gr«at b*tholith...applied Sorby's methods to the granites of the Lake District of England, came to tbc con¬ tusion that eruptive |  | | Report (volume) | | 5 in., inch or inches. Circ., Circular. Co., County or Company. Indus., Industrial. Inst., Institute...Metallurgical, Metallurgy, or tions. Metals. dist., district. Mg., Mining. div., division. mi., mile or miles. dol...dolomite. Mid., Midwest, Midland. E., east. Min., Mining, Mineral, Mineralogist, or Econ., Economic. Mines...arid central northern North Carolina (Virgilina district). F. B. Laney, 1917 (Va. Geol. Surv. Bull. 14...Pre-Cambrian : Central southern Virginia (Mecklenburg County). F. B. Laney, 1917 (Va. Geol. Surv. Bull. 14, |
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