 | | 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...concretions about 2 miles north of the Macon county line. CALCITE crystals enclosing bundles of acicular and |  | | Report (chapter) | | dolomitization of subtidal shelf carbonates: Burlington and Keokuk Formations (Mississippian), Iowa and Illinois David...dolomitization of subtidal shelf carbonates: Burlington and Keokuk Formations (Mississippian), Iowa and Illinois David...and Keokuk Formations in Iowa and Illinois has revealed a complex diagenetic history of calcite cementation...Petrography of these dolomite generations, integrating calcite cement stratigraphy, chertification and compaction...diagenetic sequence. Dolomites I and II pre-date all calcite cements, most chert, intergranular compaction and |  | | Journal (article/letter/editorial) | | MINERALIZATION OF A LOCALITY IN NORTH CENTRAL MONROE COUNTY, INDIANA with reference to other Indiana localities...of the following article is The Edwardsville Formation consists chiefly of thin-bedded dark gray or olivedrab...by sulfate efflorescences. At the top of the formation are medium to thick-bedded siltstones which weather...This lower geode horizon is rich in dolomite and calcite and is generally well mineralized. to acquaint...the (north) city limits of Bloomington, Monroe county, Indiana, on state highway 37. Here are found roadcuts |  | | Journal (article/letter/editorial) | | Sciences, University of Texas, Austin, TX 787 13-7909, USA * Department of Earth and Space Sciences, State University...University of New York, Stony Brook, NY 11794, USA (Received January 12, 1990; accepted in revisedform...dolomites of the Mississippian Burlington-Keokuk Formation. Compared to its early dolomite precursor...replacement dolomite (II) in the Burlington-Keokuk Formation has higher “Sr/‘?5r ratios, lower 6 “0 values...isotope systems for interpreting the conditions of formation of diagenetic phases, the compositions of diagenetic |  | | Journal (article/letter/editorial) | | Oklahoma, USA GUOQIU GAO* Department of GeologicalSciences,The Universityof Texas, Austin, TX 78713, USA f...lower Arbuckle Group, Slick Hills, SW Oklahoma, USA, has been evaluated through comprehensive geochemical...35 m thick in the upper part of the Fort Sill Formation and has a sharp, conformable contact with the...Royer dolomite in the Slick Hills, SW Oklahoma, USA (Fig. 1 ), from which the origin and diagenetic m~ification...Mountains and the Anadarko Basin in SW Oklahoma, USA (Fig. 1). Stratigraphically, the Slick Hills consist |  | | Journal (article/letter/editorial) | | Postcard view of the Waukon iron mine, Allamakee County, cia. 1912. John Taylor collection. ARTHUR E ...Iowa Geological Survey. Localities by County Allamakee County Lansing, Lansing lead mines = Captain...after 1900, adit, cuts, and shafts: anglesite, calcite, cerussite (crystals), dolomite, galena, goethite...Maquoketa Formations: barite (crystals), bitumen, calcite (crystals, some fluorescent), fluorite (small...limonitic iron deposit in Cretaceous-age Windrow Formation, mined intermittently 1899-191 8: goethite, hematite |  | | Journal (article/letter/editorial) | | Illinois, U.S.A. ) concluded that the CL zones in calcite and dolomite could be correlated over an area of...centered on the Cambrian Bonneterre Formation in southeastern Missouri (U.S.A.). Gregg (1985) concluded...a study of the Mississippian BurlingtonKeokuk Formation (Iowa, U.S.A.), Banner et al. (1988) concluded...1986), in the Upper Cambrian Bonneterre Formation in Missouri (Gregg, 1985; Voss and Hagni, 1985; Rowan...with a detection level of < 10-150 ppm to analyze calcite cements. 2. Samples The samples used in this study |  | | Journal (article/letter/editorial) | | mudstones and arenaceous rocks from the marine Keokuk, Warsaw and Salem formations of Mississippian age...southeast Iowa and nearby portions of Illinois and Missouri. Well crystallized illite, 2M! polytype, randomly...area, trioctahedral chlorite is absent or rare in Keokuk rocks, but is increasingly abundant upward in the...between lower and upper members of the Warsaw Formation on the crest of the Warsaw Anticline. INTRODUCTION...southeast Iowa and nearby portions of Illinois and Missouri are part of the classic type Mississippian section |  | | Journal (article/letter/editorial) | | 1 (above). Sphalerite and calcite, 5 cm across, Denton mine, Hardin County. Ross Lillie specimen. +...chalcopyrite, and sphalerite, 12.7 cm high, Hardin County. Marv Rausch specimen. 3(%,"9 -!#/50). /5 ....Here, quartz-lined geodes occur in the Warsaw Formation with a unique suite of minerals. Quarries and...limestone may have vugs or cavities with crystals of calcite, pyrite, or other minerals. An added bonus are...that contain sprays of millerite associated with calcite. The coal mine dumps and waste piles scattered |  | | Journal (article/letter/editorial) | | ZINC-LEAD DISTRICT, RICHARD ORE DEPOSITS MISSOURI, D. HAGNI IN THE ADJACENT TO TRI-STATE KANSAS...southeasternKansas and is a part of the Mississippian Keokuk Formation. One hundredand twenty specimensfrom this...mainly crinoids,and microcrystallinecalcite, sparry calcite and microsparare much less abundantconstituents...content progressively decreases, whereas the spatry calcite content increases. This gradual change in the ...zinc-leadore bodiesin the TriState district of Missouri, Kansas, Oklahoma. Within the district, stratigraphichorizonsof |  | | Report (issue) | | ............................................. Calcite ................................................. Plates Page Page 4) A. White calcite crystals on brown calcite in vugs in dark limestone .... B....with quartz, calcite and kaolin. D. Mineralized vug from Pint's quarry showing clear calcite, brown fluorite...or ferroan dolomite and white calcite crystals on light brown calcite. C. Aragonite in shells. D. White...columnar barite crystals set in brown flower-shaped calcite. 15 2) A. B. C. D. E. 16 5) A. Lepidodendron |  | | Report (chapter) | | Kansas, 1475 Jayhawk Boulevard, Lawrence, KS 66045, USA 2 Present address: Anadarko Petroleum Corporation... CO 80202, USA 3 Kansas Geological Survey, 1930 Constant Avenue, Lawrence, KS 66047, USA *Corresponding...chert-rich reservoirs. The Lower Devonian Thirtyone Formation of west Texas and New Mexico is one of the largest...reservoir facies of the Pennsylvanian Amsden Formation of central Montana is solution-collapse chert...chert reservoir of the Upper Devonian Wabamun Formation of British Columbia, Canada, retains most of the |  | | Journal (article/letter/editorial) | | Pleistocene marine deposits and likely conditions of formation but, where it is present, the mechanism(s) for...Upper Cambrian Taum Sauk Limestone of southeastern Missouri, and by others, demonstrating both lateral and...Read, 1988), in the Burlington–Keokuk Formation of Illinois and Missouri (Kaufman et al., 1988), in Ordovician...100,000 km2 in the Burlington–Keokuk Formation in Illinois and Missouri (Kaufman et al., 1988). Essentially...universal sequence of growth stages. A generation of calcite with patchy brown-orange cathodoluminescence was |  | | Book | | College AY Library 5801 Wilson Avenue St. Louis, Missouri 63110 Fossils of lowa FIELD GUIDE TO PALEOZOIC...Colonial coral. La Porte City Limestone, Hopkinton Formation, Silurian Period, Manchester, Iowa. Specimen measures...trip to Pennsylvanian cyclothems in Madison ix County; Brian Witzke PREFACE x rian deposits (lowa...Palmquist, to Cherokee sandstones in Webster County. , fellow amateurs, and othhers teac nce scie...Cherokee dant plant fossils occur in the Caseyville Formation and the part of the Group. Marine fossils are |  | Brand, Uwe, Jiang, Ganqing, Azmy, Karem, Bishop, James, Montañez, Isabel P. (2012) Diagenetic evaluation of a Pennsylvanian carbonate succession (Bird Spring Formation, Arrow Canyon, Nevada, U.S.A.) — 1: Brachiopod and whole rock comparison. Chemical Geology, 308. 26-39 doi:10.1016/j.chemgeo.2012.03.017 | Journal (article/letter/editorial) | | Pennsylvanian carbonate succession (Bird Spring Formation, Arrow Canyon, Nevada, U.S.A.) — 1: Brachiopod...University of Nevada Las Vegas, Las Vegas, NV 89154-4010, USA c Department of Earth Sciences, Memorial University...TX 77002, USA e Department of Geology, University of California-Davis, Davis, CA 95616, USA b a r t i...Sherwood Lollar Keywords: Pennsylvanian Bird Spring Formation Diagenetic evaluation Brachiopods whole rock Trace...Diagenetic evaluation of the Pennsylvanian Bird Spring Formation, Arrow Canyon, Nevada (U.S.A.) involved the detailed |  | | Journal (article/letter/editorial) | | York at Stony Brook, Stony Brook, NY 11794-2100, USA bExxon Production Research Co., Houston, TX 77001...brines, seawater/fresh-water mixtures and deep formation waters exhibit significant differences in sodium...that form massive, regional-scale dolomite. The formation of massive dolomite requires the advection of...fluids; whereas, upon burial and compaction, deep formation waters may cause dolomitization (e.g., Mattes...nearly absent in reduced solutions such as deep formation waters (Morse and Mackenzie, 1990). The technique |  | | Journal (article/letter/editorial) | | cement zonation related to uplift of the Raisby Formation (Zechstein carbonate), northeast England MARTIN...cement zonation related to uplift of the Raisby Formation (Zechstein carbonate), northeast England. In:...Implications. Sediment. Geol., 65: 285-305. The Raisby Formation is the basal Zechstein carbonate of northeast...dissolved this replacive sulphate and precipitated calcite cements in the resultant porosity. Study of these...Introduction The cathodoluminescence characteristics of calcite cements, in conjunction with trace element and |  | | Journal (article/letter/editorial) | | Geosciences, University of Missouri, 5110 Rockhill Road, Kansas City, Missouri 64110-2499 AND D. F. SANGSTER...junctions of the states of Oklahoma, Kansas, and Missouri (Fig. 1) and, not including outliers such as the...Mississippian carbonate host rocks of the Warsaw Formation in the Tri-State district along with results from...of 251 ± 11, 137 ± 3, 67 ± 3, and 39 ± 2 Ma for calcite crystals from Tri-State ore samples. Second, Ragan...Prescott Mine N R I M 18,19 435 University of Missouri 5 Km sampling site Carthage Quarry 95° W N |  | | Journal (issue) | | Cooper Nottingham, England Anthony R. Kampf L.A. County Mus. of Nat. Hist. Los Angeles, CA Joseph A. Mandarino...amount of aluminum oxide is insufficient for the formation of aluminum silicates. Hyperagpaite is an extreme...and villiaumite. The temperatures of mineral formation (except for revdite in cavities) can be determined...that must have existed during late stages of the formation of the Palitra pegmatite. Another interesting...derivatives of the Lovozero massif. The sequence of formation of the mineral assemblages in the Palitra pegmatite |  | | Report (chapter) | | tectonic movements. Along the Makran coastline, the formation of the coastal escarpments and fluid migration...2003). Although tectonic events interrupted the formation of complete sedimentary cycles in the shelf and...emergence along the coastline resulted in the formation of marine terraces of different heights (Page...SIRA-12 mass spectrometer. Samples containing both calcite and dolomite were subjected to chemical separation...acid fractionation factors used were 1.01025 for calcite at 25 8C, and 1.01065 for dolomite. Data are presented |  | | Journal (article/letter/editorial) | | history (cf. cement-stratigraphy). Zoned crystals of calcite (e.g. Reeder and Grams, 1987), dolomite and ankerite...te-complex of Late Scythian age (Reichenhall Formation) in the abandoned salt mine of Hall in Tyrol in...coarse-grained, granoblastic anhydrite groundmass. The formation of these breccias is related to alpine thrust...Natural magnesite, siderite, rhodochrosite, and calcite were used as standards (composition determined...Petrographic Observations Prior to the magnesite formation early diagenetic processes, which evidently took |  | | Journal (article/letter/editorial) | | and isotope geochemistry of zoned calcite cements, Lake Valley Formation (Mississippian, New Mexico): insights...and isotope geochemistry of zoned calcite cements, Lake Valley Formation (Mississippian, New Mexico): insights...pre-Pennsylvanian, meteoric zoned calcite cements from the Mississippian age Lake Valley Formation (New Mexico) comprise...that precipitate diagenetic carbonates, be they calcite cements, dolomites or altered grains. 356 The...regionally extensive zoned calcite cements from the Mississippian Lake Valley Formation, New Mexico. These results |  | | Journal (article/letter/editorial) | | shallow burial with multiple episodes of dolomite formation and recrystallization. The earliest massive matrix... Modified from Reinhold (1996). dolomite and calcite. Shape and internal structures of selected dolomite...could only be distinguished from later burial calcite spar by cathodoluminescence: they show an intrinsic...sponges resulting in the formation of irregular chert nodules. An early formation under marine conditions...that bacterial sulphate reduction was the main formation process for all types of pyrite (Machel et al |  | | Journal (article/letter/editorial) | | Copyright © 1998 Elsevier Science Ltd Printed in the USA. All rights reserved 0016-7037/98 $19.00 1 .00 Pergamon...Ordovician and Silurian brachiopod shells, marine calcite cements, and conodonts in order to establish the...monomineralic low-Mg calcitic brachiopod shells, marine calcite cements, and conodonts, (2) to compare these results...of articulate brachiopods is composed of low-Mg calcite and consists usually of the outer “primary” and...brachiopods, marine calcite cements, although at times precipitated as low-Mg calcite (Carpenter et al. |  | | Journal (article/letter/editorial) | | 311 [61 Iron and manganese incorporation into calcite" Effects of growth kinetics, temperature and solution..., 1990. Iron and manganese incorporation into calcite: Effects of growth kinetics, t e m p e r a t u...incorporation into calcite were investigated. Mn- or Fe-bearing overgrowths on calcite seeds were precipitated...450 to 45,000 pmol m - 2 hr. - 1 at 25 =C. Mn-calcite compositions ranged from 0.5 to 40 mol% MnCO3 over...DFea+ could produce compositional variations in calcite cements causing cathodoluminescent zoning, b u |
|
