 | | Journal (article/letter/editorial) | | SHERWOOD 106A East 25th, P. 0. Box 436 Oak Grove, Missouri 64075-0436 Downloaded by [Brown University Library]...Louis, Missouri 63129-2704 Figure 1. Counties in Missouri. N o comprehensive list of Missouri mineral...found in Missouri; two of these, fletcherite and starkeyite, were first described from Missouri mines....location a~ included at the end of each entry. Adair County Chariton River (40-04-05N 92-4 I -23W). septarian...septarian concretions about 2 miles north of the Macon county line. CALCITE crystals enclosing bundles of acicular |  | Day, Warren C., Slack, John F., Ayuso, Robert A., Seeger, Cheryl M. (2016) Regional Geologic and Petrologic Framework for Iron Oxide ± Apatite ± Rare Earth Element and Iron Oxide Copper-Gold Deposits of the Mesoproterozoic St. Francois Mountains Terrane, Southeast Missouri, USA. Economic Geology, 111 (8) 1825-1858 doi:10.2113/econgeo.111.8.1825 | Journal (article/letter/editorial) | | Petrologic Framework for Iron Oxide ± Apatite ± Rare Earth Element and Iron Oxide Copper-Gold Deposits...Mesoproterozoic St. Francois Mountains Terrane, Southeast Missouri, USA Warren C. Day,1,† John F. Slack,2 Robert A....Mail Stop 973, Lakewood, Colorado 80225 2 U.S. 3 Missouri Geological Survey, National Center, Mail Stop...of Natural Resources, Missouri Geological Survey, P.O. Box 250, Rolla, Missouri 65402 Abstract This paper...associated iron oxide ± apatite (IOA) ± rare earth element, iron oxide-copper-gold (IOCG), and iron-rich sedimentary |  | | Report (issue) | | MINERAL-RESOURCE POTENTIAL OF THE ROLLA I°x2° QUADRANGLE, MISSOURI, AS APPRAISED IN SEPTEMBER 1980 Walden P. Pratt...Pratt, Editor Prepared in cooperation with the Missouri Department of Natural Resources, Division of Geology...selected areas in the Rolla 1°x2° quadrangle, Missouri.................................. Estimated amounts...selected areas of the Rolla I°x2° quadrangle, Missouri.................................................1980.......... Resource potential for Kiruna-type iron apatite(-copper) deposits, September 1980...... |  | | Report (volume) | | Petrogenesis and tectonic setting of Middle Proterozoic iron oxide-rich ore deposits-An ore deposit model for...southeast Missouri, by Eva B. Kisvarsanyi 48 Progress toward an occurrence model for Proterozoic iron oxide...ore provinces of South Australia and southeast Missouri, by Marco T. Einaudi and Naomi Oreskes 58 The...Proterozoic metallogenic province of southeast Missouri-A blueprint for State and Federal cooperation...and evaluation of the Pea Ridge iron ore mine (Washington County, Missouri) for rare-earth element and precious |  | | Journal (article/letter/editorial) | | A-type rhyolites from the St Francois Mountains, Missouri and the Mesoproterozoic evolution of the southern...Department of Natural Resources, Rolla, MO 65401, USA Received 28 July 2000; accepted 8 August 2001 Abstract...exposed only in the St Francois Mountains inlier, Missouri. Combined Nd isotopic, major and trace element...rocks from the St Francois Mountains of southeast Missouri. The data constrain models for the petrogenesis...background The St Francois Mountains of southeast Missouri contain the only exposure of the early Meso- |  | | Report (issue) | | ... Tri-State district, Oklahoma, Kansas, and Missouri ........................................................................... ................. Missouri .............................................................................. Southeastern Missouri district ........................... 56 57 58 61........................................... Bald Mountain district .............................................................................. Cedar Mountain district .................................... |  | | Report (volume) | | therefore a wide range of colors. Impurities, such as iron, chromium, and copper, also tint the minerals. Care...Del Norte County; Trinity River, Trinity County; Spanish Creek and Gopher Hill, Plumas County; Placerville...Dorado County; Cherokee Flats, Yankee Hill,and Oroville, Butte County; French Corral, Nevada County; Indian...Indian Gulch and Volcano, Amador County; and Alpine Creek, Tulare County. Other western localities are:...Diamond Basin, Ada County, Idaho; Curry County, Oreg.; and Nelson Hill, near Glacier County, Mont. The Great |  | | Report (volume) | | ·eochemicaf, Anomalies Mineral Belts in Western Sierra County, New Mexico, Suggested by Mining Districts, Geology...information on mineral belts in western Sierra County, New Mexico, indicates many new areas favorable...(Tom Gray), 1921Mineral belts in western Sierra County, New Mexico, suggested by mining districts, geology...resources-New Mexico-Sierra County. 2. Geology-New Mexico-Sierra County. I. Heyl, Allen Van, 1918- II...Geologic setting 19 Geochemical information 19 Stoner Mountain-Juniper Peak gap 19 Tierra Blanca district-eastern |  | | Report (issue) | | Region Rosiclare, Illinois to Ironton and Viburnum, Missouri June 30-July 8, t 989 Field Trip Guidebook Tt47...Peabody Drive Champaign, IL 61820 Eva B. Kisvarsanyi Missouri Dept. of Natural Resources Div. of Geology and...Dept. of Geology and Geophysics University of Missouri - Rolla Rolla, MO 65401 Associate Leaders: James...Dept. of Geology and Geophysics University of Missouri - Rolla Rolla, MO 65401 IGC FIELD TRIP T147:...Richard D. Hagni 4 COVER The Arch, St. Louis, Missouri. lIllinois State Geological Survey, Urbana, Illinois |  | | Journal (article/letter/editorial) | | Minerals of the Golden Horn Batholith OKANOGAN COUNTY, WASHINGTON 450 ROCKS & MINERALS T H E NORTH...dubbed the American Alps. Popular with hikers, mountain climbers, and tourists, it was essentially unknown...characterized by ex tremely rugged topography, with mountain peaks towering 3,000 feet over the highway. The...line and border granites. Figure 1: Liberty Bell Mountain from State Route 20 east of Washington P a s...and Golden Horn batholith - - - ridge between mountain peaks Figure 3: Washington P a s s , southeastern |  | | Report (issue) | | Broken Hills Chalk Mountain Westgate IXL (Cox Canyon) La Plata (Mountain Wells) Bell Mountain Talapoosa SUMMARY...Springs quadrangle with the type section at Red Mountain, and those for the Truckee and Desert Peak Formations...Canyon, Chukar Canyon, Bell Canyon, Bell Mountain, Rawhide, Big Kasock, Slate Mountain, and Broken Hills 7-1/2'...Range primarily on the La Plata Canyon, Table Mountain, IXL Canyon, and Cox Canyon 7 1/2' quadrangles...data allow anomalies related to clay alteration or iron staining to be identified. Ground checks of many |  | | Journal (volume) | | Geology of Palm Springs-Blythe Strip, Riverside County, California, by William J. Miller Geology of Parts...Parts of tbe Barstow Quadrangle, San Bernardino County, California, by William J. Miller 9 11 73 Geology...Geology of the Needles-Goffs Region, San Bernardino County, California, by William J. Miller 113 SPECIAL...Dakota, he completed his technical education at the Missouri School of Mines. His engineering work has covered...years, finishing the fourth year at University of Missouri, majoring in geology. (7) REPORT XL OF STATE |  | | Book | | commercial ores and secondary minerals by state, county, township, and geologic range. For easy identification...cities, and many of today’s prosperous western county seats began as mining-boom camps. trating sand...Whether you such as those listed alphabetically by county, township, and range in Part II of this book. Where...from which metals, particularly copper and later iron, could be extracted by various techniques of smelting...became extinct except for such necessary metals as iron, copper, tin, and silver. That mining and metal-extracting |  | | Report (volume) | | Boletin de Miuas, nos. 5, 6. Habana, Cuba. Delaware County Institute of Science: Proceedings, vol. 8, no....Geological Survey: Bulletin, nos. 14-16. Jackson, Miss. Missouri Bureau of Geology and Mines: 2d ser., vol. 15;...Virginia Geological Survey: County Reports, Fayette County, Wehster County. Morganton, W. Va. Wisconsin...1920]. (with Wiuton, W. M.). The geology of Tarrant County: Texas, Univ., Bull. no. 1931, 123 pp., 6 pis.... 1920. Arey, Melvin F. 35. Geology of Ringgold County: Iowa Geol. Survey, vol. 27, pp. 33-64, 6 figs |  | | Journal (article/letter/editorial) | | Camden County makes handsome polished specimens. Quartz found near Trenton and in Monmouth County must...are similar in the other claypits of Middlesex County. Some feldspar and amphibole minerals are found...zinc area numbers about 160 species. The numerous iron mines in north Jersey provide specimens from their...their dumps, and the limestones of Sussex county outside of Franklin produce a variety. An occurrence of...Beemerville, and arsenopyrite occurs in Warren county. Dr. Alfred C. Hawkins, practicing mineralogist |  | | Journal (article/letter/editorial) | | magmas were between the nickel-nickel oxide and hematite-magnetite buffers, about two to four orders of...production continues today from large deposits at Round Mountain, Midas, and Rawhide (Fig. 2). As shown by many...(1988). NNR = northern Nevada rift, SM = Steens Mountain. mineral assemblages transitional between high-...the exception of the giant late Oligocene Round Mountain deposit and much smaller deposits in the Atlanta...Comstock Lode, CO = Como, D-HM = Divide-Hasbrouck Mountain, DE = DeLamar, F = Fairview, FC = Fire Creek, |  | | Book | | chemical elements such as oxygen, silicon, aluminum, iron, calcium, sodium, potassium and magnesium. These...Those rocks having relatively large propor¬ tions of iron and magnesium (technically ferromagnesian minerals)...are often found associated an abundance of hematite. Hematite 10 FINDING AND PREPARING PRECIOUS AND...from original sedimentary deposits of iron carbonate and iron silicate which, when subjected to intense... became iron oxide, or hematite. Water plays an important part in this process and hematite is oftep |  | | Report (issue) | | Wonder district. From monument at top of Wonder MOuntain, 6200 feet elevation. August 23. ;911. The panorama...Twin Peaks in left; Wonder Valley and Fairview Mountain in center; and part of Victor Range in right....part of Stillwater Range in far background; Table Mountain and Job Peak in ext~eme right. Looking W. 80°W...· Foothills of Wonder Mountains and of Grant MOuntain in right; Dixie Valley in center; Stillwater Range...with which is associated a little manganite and hematite. Natural scale. • • f Fig. 18. Polished sect |  | | Report (issue) | | 4000 ft. Canyons on the northeast side of the mountain crest have been glaciated for their entire length...the ridge common to Argosy, Muldoon, and Left Fork Iron Bog Creeks and Muldoon Canyon, where several rock...mining areas is the Thunder Mountain area (1 on map) in the Thunder Mountain 559 cauldron, which was...readily visible. No veins occur in the Thunder Mountain district, and no significant gold strikes were...precious- and base-metal ore, mostly from the Mountain King mine, but deposits just south of the mine |  | | Journal (issue) | | Montana’s capital city, is partnering with The Carter County Museum in Ekalaka – dinosaur fossils from within...gold atop matrix mined in Clear Creek County, Colorado; Banded Iron Formation (BIF) chert mined near Jerome...and submitted by Bob Rush, and September’s Hart Mountain porcelain jasper, submitted by Steve Ewens, earn...thank you to Juvy Andres, T 2nd Runner-Up: Hart Mountain Porcelain Jasper. STEVE EWENS The Arkenstone...western-backed central government of Afghanistan. A rugged mountain province in northeast Afghanistan, sparsely populated |  | | Journal (article/letter/editorial) | | T. ALI.EN Saint Louis University, St. Louis, Missouri The author's interest in leucoxene began in 1934...1934 during a study of the diaspore clays of Missouri. From 1939-46 leucoxene was observed in bauxite...A. EOI-KE Washington University, Saint Louis, Missouri In 1947, at the annual meeting in Ottawa, R. Bailly...occur in otero county, New Mexico, in small irregular dikes associated wit}l the Wind Mountain laccolith,...sample of eudialyte from the west side of Wind Mountain has the following indices of refraction: o:1.588 |  | | Journal (article/letter/editorial) | | T. ALI.EN Saint Louis University, St. Louis, Missouri The author's interest in leucoxene began in 1934...1934 during a study of the diaspore clays of Missouri. From 1939-46 leucoxene was observed in bauxite...A. EOI-KE Washington University, Saint Louis, Missouri In 1947, at the annual meeting in Ottawa, R. Bailly...occur in otero county, New Mexico, in small irregular dikes associated wit}l the Wind Mountain laccolith,...sample of eudialyte from the west side of Wind Mountain has the following indices of refraction: o:1.588 |  | | Report (volume) | | setting of Aspen. View south from slope of Red Mountain across the Roaring Fork Valley and up Maroon Creek...right are: Aspen Mountain, Hayden Peak, Highland Peak, Pyramid Peak, and Siever Mountain. Red Butte in foreground...The early Paleozoic Much time and thin rocks 32 Mountain uplifts and thick rocks The later Paleozoic and...shown in cross sections 3 2-4. Maps showing: 2. Mountain ranges and location of Aspen and other major features...diagram of lower Paleozoic rocks on West Aspen Mountain 33 18. Maps showing the Ancestral Rockies in Middle |  | | Report (issue) | | COVER PHOTO : Gold nugget from Dukes Creek, White County, weight 5 oz., 12 dwt., approx. 2x. BACK COVER...crystal from Graves Mountain, approx. 1.5x. Lower left - Goethite from Pulaski County, approx. lx. Right... . . . . . . . . . . . . . . . . . . . . Iron, Nickel-Iron ......................................................................................... Hematite . . . . . . . . . . . . . . . . . . . . . . .............................................. 170 County Index ........................................ |  | | Report (volume) | | 250-12,460 ft, sec. 14, T. 45 S., R. 27 E., Lee County, Fla. Named for the nearby Able Canal. The Able...H-20, northwest of Wattsville, northern Accomack County, Va. Reference sections: facies E and F, sand pits...Wattsville, Persimmon Point, and Accomack, Accomack County, Va. The informal Accomack beds of Mixon and others...and west of the Ames Ridge shoreline in Accomack County, Va., and are well developed from Wallops Station...Turnpike exchange, Annandale quadrangle, Fairfax County, Va. The Accotink Schist, here named, is the lower |
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