 | | Report (volume) | | the Precambrian metallogenic region of southeast Missouri, by Eva B. Kisvarsanyi 48 Progress toward an occurrence...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...evaluation of the Pea Ridge iron ore mine (Washington County, Missouri) for rare-earth element and precious...caldera area, St. Francois Mountains, southeast Missouri 22 10-13. Diagrams showing: 10. Si0 2 versus K |  | | Journal (article/letter/editorial) | | 03755, USA CDepartment of Applied Earth Sciences, Stanford University, Stanford, CA 94305, USA (Received...Kiruna iron ore district, Sweden, and the southeast Missouri iron ore district, and a review of literature...either magnetite or hematite. Magnetite is found at deeper levels than hematite. CO3, Ba, P, or F minerals...rocks at Olympic Dam and ores of the southeast Missouri iron province, while Bell (1982) and Youles (1984)...district, South Australia (Coats and Blisset, 1971; Lambert et al., 1982), respectively. Enumeration of similarities |  | | Journal (article/letter/editorial) | | com/locate/epsl Spectral masking of goethite in abandoned mine drainage systems: Implications for Mars Selby Cull...Editor: C. Sotin Keywords: Mars remote sensing acid mine drainage a b s t r a c t Remote sensing studies...ferrihydrite, schwertmannite, and goethite from abandoned mine drainage (AMD) systems in southeastern Pennsylvania...Similarly, Muirhead et al. (2009) showed that hematite–magnetite–maghemite can mask ferrihydrite. This...Fig. 1. Primary drainage basins and notable acid mine drainage (AMD) sites in the Southern Anthracite |  | | Report (volume) | | Mississippi.......Prof. E. N. Lowe, Jackson. Missouri..........Dr. H. A. Buehler, Rolla. Nebraska.....See Bauxite and Hallpysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found...commercial quantity or quality. Asphalt. Colbert County, small quantity has been shipped from near Leighton;...following localities: Bibb County, Pratts Ferry; Calhoun County, near Tampa; Clay County, T. 20, Pv. 7 E.; Jefferson...Jefferson County, at Elyton; Lee County, at Chewacla lime works; St. Clair County, at Gfeensport; Shelby |  | | Journal (issue) | | NUMBER 3 American Mineral Treasures Issue! $15 Wayne & Dona Leicht, 875 North Pacific Coast Highway,...Cooper Nottingham, England Anthony R. Kampf L.A. County Mus. of Nat. Hist. Los Angeles, CA Steven R. Morehead...COVER: COPPER, 8.3 cm, from the Central mine, Keweenaw County, Michigan—considered by some to be the world’s...fine minerals on DVD wilensky Fluorite, Huanzala mine, Dos de Mayo Province, Peru. Wilensky Fine Minerals...all cases should be professionally photographed. Wayne Thompson proposed the idea to Show Chairman Rick |  | | Book (volume) | | instance, a single Spodumene crystal from the Etta Mine near Keystone on the east side of the Mount Rushmore...BRULE COUNTY AREA: in the Oacoma zone of the Pierre Fm. On Elm Cr. Near its jct. with the Missouri River...rosette up to 5 or 6 inches. CAMPBELL COUNTY MOUND CITY, W to the Missouri R., regional hillsides, ridges,...gravels, etc.petrified wood, wood opal. CORSON COUNTY LITTLE EAGLE: area ridges, slopes, stream beds...Hounds in the United States CUSTER COUNTY AREA: The November Mine, 1.2 mi. SE of the Needles Eye Tunnel |  | | Journal (article/letter/editorial) | | separate cover a mineral specimen from the Anderson Mine, near Wickenburg, Ariz. Could you please tell me...brown limonite. Wickenburg is in N / W Maricopa County in western Arizona. xline—crystalline tain a...road cut recently made near the old "Dallas Gem Mine" that produced the fine benitoite and neptunite...still be available'. The Dallas Gem Mine is in southern San Benito County in western California. COLORADO...surface shows the interior cently found in San Benito County, here to be an attractive moss agate of pleasing |  | | Report (volume) | | ............................................. Missouri.................................................See Bauxite and Halloysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found...commercial quantity or quality. Asphalt. Colbert County, small quantity has been shipped from near Leighton;...following localities : Bibb County, Pratts Ferry; Calhoun County, near Tampa; Clay County, T. 20 S., R. 7 E.;...; Jefferson County, at Ely ton; Lee County, at Chewacla lime works"; St. Clair County, at Greensport; |  | | Book (volume) | | ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite. CLERMONT COUNTY MILFORD...CLINTON COUNTY WILMINGTON, area of Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships...CUYAHOGA COUNTY CHAGRIN FALLS (on Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE...nodules⎯Pyrite (crystals sharply cubic). FRANKLIN COUNTY COLUMBUS, area countywide exposures of blue clay...HIGHLAND COUNTY SINKING SPRING, area ore deposit (most important in Ohio) ⎯Hematite. HOCKING COUNTY AREA |  | | Book (volume) | | ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite. CLERMONT COUNTY MILFORD...CLINTON COUNTY WILMINGTON, area of Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships...CUYAHOGA COUNTY CHAGRIN FALLS (on Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE...nodules⎯Pyrite (crystals sharply cubic). FRANKLIN COUNTY COLUMBUS, area countywide exposures of blue clay...HIGHLAND COUNTY SINKING SPRING, area ore deposit (most important in Ohio) ⎯Hematite. HOCKING COUNTY AREA |  | | Book | | volume is dedicated is four-fold: (1) To locate by mine, deposit, or community those mineralized areas of...Jefferson Co. Hematite BIRMINGHAM, Jefferson Co. Hematite CALERA, Shelby Co. Wavkllite CLAY COUNTY, Sec. 24...Crystalline TALLADEGA COUNTY Marble, (crystalline) VALLEY HEAD, DeKalb Co. Hematite VILLAGE SPRINGS, Blount...Blount Co. Hematite WOODS COPPER MINE, Cloaburne Co. Sphalerite ARIZONA COVEI.I.ITE I I COAL CITY,...Co. Hematite DUDLEYVILLE, Tallapoosa Co. Asbestos, with Corundum FORT PAYNE, DeKalb Co. Hematite FREDONIA |  | | Book (volume) | | 600 to 800 feet thick in the north. ALEXANDER COUNTY FAYVILLE, area stream gravels⎯agate, jasper, rare...⎯agate, jasper; d RR siding of Clay⎯agate. CALHOUN COUNTY AREA, shores of the Mississippi R., in the Warsaw...crystals). CRAWFORD COUNTY PALESTINE, area deposits⎯Siderite. EDWARDS COUNTY AREA, T. 1 S, R. 10 E...deposits⎯Siderite. FULTON COUNTY FARMINGTON, W 6 mi. on Rte. 116 to the Rapatee No. 5 strip mine⎯pyritized gastropods...gastropods (Pennsylvanian age). GRUNDY COUNTY AREA: c Regional rd. and RR cuts and banks of Mason Cr.⎯fossils; |  | | Book (volume) | | 600 to 800 feet thick in the north. ALEXANDER COUNTY FAYVILLE, area stream gravels⎯agate, jasper, rare...⎯agate, jasper; d RR siding of Clay⎯agate. CALHOUN COUNTY AREA, shores of the Mississippi R., in the Warsaw...crystals). CRAWFORD COUNTY PALESTINE, area deposits⎯Siderite. EDWARDS COUNTY AREA, T. 1 S, R. 10 E...deposits⎯Siderite. FULTON COUNTY FARMINGTON, W 6 mi. on Rte. 116 to the Rapatee No. 5 strip mine⎯pyritized gastropods...gastropods (Pennsylvanian age). GRUNDY COUNTY AREA: c Regional rd. and RR cuts and banks of Mason Cr.⎯fossils; |  | | Journal (article/letter/editorial) | | net/publication/259703336 Gorceixite from Benallt mine, Pen Llŷn, Gwynedd, Wales [UK Journal of Mines and...of the downloaded file. GORCEIXITE FROM BENALLT MINE, PEN LLY^N, GWYNEDD, WALES Tom F. Cotterell: Amgueddfa...and banalsite on the dumps of Benallt manganese mine near Rhiw, Pen Lly^n, Gwynedd, Wales. Analyses by...composed of massive dark brown banalsite with hematite-rich pisoliths. Apatite-(F) (collophane) pisoliths...are common in parts of the orebodies at Benallt Mine, and it is therefore likely that some of the pisoliths |  | | Journal (issue) | | Dayvault 214 Turquoise from Virginia's Kelly Bank Mine Richard S. Mitchell Howard R . Freeland 219 A...collecting rocks FUI July 15, 1978 4 sh Emperor gold mine and gold ore BRAZIL June 8 1974 40 c sandstone...sandstone cliffs January 13, 1969 40 c Emperor gold mine and gold ore FRANCE July 8, 1975 September 27, 1969...c diamond (cut) December 9, 196 1 10 sh diamond mine and rose diamond TIJRKEY May 18, 1958 25 k Travertines...HiJI community is located in northeastern Kershaw County, South Carolina. [n the past few years dark, gemmy |  | | Journal (issue) | | Dayvault 214 Turquoise from Virginia's Kelly Bank Mine Richard S. Mitchell Howard R . Freeland 219 A...collecting rocks FUI July 15, 1978 4 sh Emperor gold mine and gold ore BRAZIL June 8 1974 40 c sandstone...sandstone cliffs January 13, 1969 40 c Emperor gold mine and gold ore FRANCE July 8, 1975 September 27, 1969...c diamond (cut) December 9, 196 1 10 sh diamond mine and rose diamond TIJRKEY May 18, 1958 25 k Travertines...HiJI community is located in northeastern Kershaw County, South Carolina. [n the past few years dark, gemmy |  | | Journal (issue) | | GEM & MINERAL SHOW - SPRING Holiday Inn - Orange County Airport, 2726 S. Grand Ave., SANTA ANA, CA 92705...PM Reader Letters IELD NOTES EDITORIAL the mine where we could oversee the valley and stream when...there?) Rock & Gem has been a favorite magazine of mine for years, so it’s a wonderful thing to have it...can be found all over western Illinois, eastern Missouri, Iowa, and other Midwestern areas. Readers should...the 400- and 660-grit sanders before polishing.” —Wayne Leibitzke San Diego, CA Would you like to be named |  | | Journal (issue) | | NOVEMBER–DECEMBER 2005 VOLUME 36 NUMBER 6 $15 Wayne & Dona Leicht, 875 North Pacific Coast Highway,...Cooper Nottingham, England Anthony R. Kampf L.A. County Mus. of Nat. Hist. Los Angeles, CA Joseph A. Mandarino...The Jackson’s Crossroads amethyst deposit, Wilkes County, Georgia . . . . . . . . . . . . . . . . . . ....the eldest of five brothers. He was the son of Lambert Williams (1872–1966) and Doris Ellen Dufaur-Clark...that same year the family moved to Hertfordshire County, England. They lived in various small towns, and |  | | Journal (article/letter/editorial) | | kaolinite formation and enrichment in gibbsite and hematite, is indicative of such climates (Biscaye 1965;...stratigraphic section (Figure 1) through the Iwaizumi mine to determine the origin of these clays. Results...SAMPLING Basement rocks surrounding the Iwaizumi clay mine consist of Paleozoic sandstone, chert, shale and...kaolin deposits in the vicinity of the Iwaizumi clay mine (39°53'N, 141°38'E, 350 m above sea level) have...stratigraphie range of kaolinite in the Iwaizumi clay mine, plus a ground- 410 Clays and Clay Minerals |  | | Report (volume) | | Deposits hosted in sedimentary rocks: Southeast Missouri lead-zinc (32a) Carbonate-hosted gold-silver (26a)...................................... Southeast Missouri lead-zinc deposits................................................................. Southeast Missouri lead-zinc tract (tract 22, map 2)...............suites within Blackbird cobaltcopper, southeast Missouri lead-zinc, and solution-collapse breccia pipe...permissive for such deposits; 1 area of southeast Missouri lead-zinc deposits; and 1 region of solution-collapse |  | | Journal (article/letter/editorial) | | obtained also from the Mt Gee Sinter (a quartz-hematite-rich chemical sedimentary rock which overlies...cemented to varying degrees by K-feldspar, quartz and hematite. Breccia is distributed over an area of at least...(or younger) granitoid intrusion (Drexel 1980; Lambert et al. 1982), through deep hydrothermal fluid convection...area (after Drexel & Major 1987). Locality 5, at Hematite Valley 8 km northeast of Mt Painter, is outside...outside the map area. high magnetic stability of hematite, the ubiquitous iron mineral in all breccia types |  | | Journal (issue) | | | \ -L \ I 1 ll / I A O ) / \ —/.J_L VI H Wayne QDona Leicht, 875 North Pacific Coast Highway, Laguna...Cooper Nottingham, England Anthony R. Kampf L.A. County Mus. of Nat. Hist. Los Angeles, CA Joseph A. Mandarino...gratifying. One young mineralogist, a former student of mine, said that although he had never met Mike, he had...they paid unto their masters. The veins of these mine are of such quality that the ore will not melt with... Mathewson. Decline of the District In 1599 the mine operators began to complain that rich ore of easy |  | | Book | | Comprehensive Example: The Cree de District, Colorado, USA 4.11. Summary 4.12. Recommended Reading .!CHAPTER...useful (e.g., red pigment in the form of earthy hematite) or valuable (e.g., native gold and gemstones)...disseminating the information, the mine geologists and mine managers who have made the mine visits a rewarding experience...concentration required to achieve the break-even point for a mine in terms of revenue and costs. Any detailed exploration...culminating with the Creede vein type deposit (Colorado, USA) as a comprehensive example. The second part of the |  | | Book (volume) | | chalcedony, jasper and gem petrified wood. BUFFALO COUNTY KEARNEY, area gravel bars and pits along the Platte...townagate, chalcedony, jasper, petrified wood. CASS COUNTY WEEPING WATER, SE, on rd. to Nehawka, in the Snyderville...chalcedony, jasper, fossils. CHERRY COUNTY VALENTINE, in the Sandhills county along the Niobrara R. and Minnechaduza...gem qualityagatized and opalized wood. DAWES COUNTY CHADRON, in N part of Co. and as far W as Crawford...woods, etc. DAWSON COUNTY GOTHENBURG, in sand pitspetrified palm wood. DEUEL COUNTY CHAPPELL, all regional |  | | Journal (article/letter/editorial) | | we present sulfur isotope data from the Victory mine, a well-documented mesothermal gold deposit in Western...the Kapai Slate and disseminated magnetite and hematite in the Paringa Basalt by hydrothermal pyrite,...A. Reconstructed surface geology of the Victory mine complex exclusive of crosscutting intrusive rocks...deposit with δ34S values of 4.4, 5.0, and 8.0 (Lambert et al., 1984). The only other negative δ34S values...(Donnelly et al., 1978; Golding and Wilson, 1983; Lambert et 1628 1629 MESOTHERMAL GOLD WITH PYRITE, |
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