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| AND SOUTHEASTERN PARTS OF THE IRON RIVER DISTRICT IRON COUNTY, MICHIGAN By Harold L. James and Kenneth...cooperation of the Geological Survey Division, Michigan Department of Conservation WASHINGTON, D. C....AND SOUTHEASTERN PARTS OF THE IRON RIVER DISTRICT. ffiON ·COUNTY, MICHIGAN By Harold L. James and Kenneth...• • • • • • Footwall strata..................... Iron-f'orma tion. • • • • • • • • • • • • • • • • • •...w••••••• Section 24, T. 43 N., R. 35 w....... Spies mine area ( EisEt) •••••• ·• • • .Swt· sec. 24.. • • |
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| and Ore Deposits of the Iron River-Crystal Falls District, Iron County Michigan GEOLOGICAL SURVEY PROFESSIONAL...of the Michigan Department of Conservation PAPER 570 Geology and Ore Deposits of the Iron River-Crystal...River-Crystal Falls District, Iron County Michigan By H. L. JAMES, C. E. BUTTON, F. J. PETTIJOHN, and K. L...cooperation with the Geological Survey Division of the Michigan Department of Conservation UNITED STATES GOVERNMENT..._______ Greenstone in the Hemlock FormationBird Iron-Bearing Member.._________ Thickness and relations |
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| including pyroxenite, gabbro, pillow basalt and chert, interpreted as the oceanic crust of a back-arc...sedimentary and metasedimentary succession including chert, sandstone, slate and a few carbonates. A final...ammonoids (Dorikranites) characteristic of the whole Caspian area suggests proximity to the southern margin...Geology 151 (2002) 67–87 1. Introduction The Caspian area is of great economic interest due to the occurrence...1). Geological data on the eastern side of the Caspian Sea, including Turkmenistan, were collected during |
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| CHAPTER-IV Silurian Salt Deposits................... Michigan-Appalachian Basin Dniester-Prut Basin ...... x..........-.+---West Canadian Basin <2 < 22. rte Michigan Basin Hudson and Moose River Basins Adayale Basin... Otreshko, I.N. Tikhvinsky and others; on the Caspian Syneclise — S.M. Korenevsky, V.A. Ermakov, N.P...cherts, dolomite, and minor limestone. Mudstone, chert, dolomite, and limestone are respectively reddish-brown...m. In oolitic, carbonate rocks, dolomite, and chert. The Neale Beds are composed of dolo- southern |
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| MARCH 1951 IRON FORMATION AND ASSOCIATED ROCKS IN THE IRON RIVER DISTRICT, MICHIGAN By HAROLD L. JAMES...JAMES ABSTRACT The iron formation of the Iron River district is part of a Precambrian sequence of strata...strata characterized by a high iron content and varied mineralogy. The iron formation, where unoxidized...interlaminated chert and siderite. It is underlain by a graphitic slate containing about 20 per cent iron in the...finely disseminated pyrite. Graywacke overlies the iron formation with at least local disconformity; this |
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| Petroleum Occurrences in Subsalt Deposits of the Caspian Depression and the Mid-European Basin Yu. A. Ivanov...Petroleum Occurrences in Subsalt Deposits of the Caspian Depression and the Mid-European Basin, International... Petroleum occurrences in subsalt deposits of the Caspian Depression and the Mid-European Basin Downloaded...for intensified oil and gas prospecting in the Caspian Depression. The subsalt deposits of this basin...Mid-European Basin, which has been assigned, like the Caspian Depression, to the exogenal basins of the East |
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| Arabian Gulf'' "Origin of the Salina Salt of Michigan" "Origin and Diagenesis of Gypsum and Anhydrite"...Karabogaz-Gol in Connection with Fluctuations of the Caspian Sea Level" "Formation of Halogenic Zones in Marine...Karabogaz-Gol in Connection with Fluctuations of the Caspian Sea Level" 6 9 Translated from lzvestiya A cad...Dellwig, L. F.: "Origin of th e Salina Salt of Michigan" 172 174 ]our. Sed. Petrol., 25, 83-93 , 95-102...The "Abraumsalze" accumulating in mounds near the mine shafts at Stassfurt soon became valuable agricultural |
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| of Reproduction Rights Organisations (IFRRO). In USA, contact the Copyright Clearance Center, 27 Congress...Volcanoclastic deposits C'^ ï- Chert, radiolarite Concrétion (Fe: iron, etc.) Colite Phosphate Bauxite...Farma river and a scrnthern one in the San Antonio mine area. The Farma river sequence, becween Contrada...silidfied limestone (Bagnoli & ’Fongiorgi 1980); (2) a chert forma¬ tion (lyditic radiolarites) of possible Dinantian...than 500 m thîck (Conû et ai 1991). The San Antonio mine sequence is located near Casai di Pari (Grosseto) |
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| China U.S. Geological Survey, Menlo Park, CA 94025, USA a r t i c l e i n f o Article history: Received...(1995), Jia et al. (2014) and Berberian (1983) (for Caspian). Bottom of column is Moho, with uppermost mantle...physical behavior of Ordos resembles the southern Caspian Sea, which is interpreted to be a trapped oceanic...reminiscent of captured oceanic plateaus such as the Caspian and Black Sea lithosphere. It is possible, therefore...volcanogenic massive sulfide deposits, and banded iron formations, suggesting an oceanic source. Zhao et |
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| UGUST, 1910o NOTES ON THE GEOLOGICAL SECTION OF MICHIGAN' PART II. FROM THE ST. PETER SANDSTONE UP ...report for 1908. The second, or upper part of the Michigan rocks here described, including Ordovician and...and uplifted. We ought to have therefore in the Michigan section an ideal place, where the strata are well...oscillation below Keewatin THE GEOLOGICAL SECTION OF MICHIGAN 395 396 A. C. LANE ORDOVICIAN ii. St. Peter...terminating in the Lake Superior overlap which in Michigan at least may include a good part of Ulrich's Ozarkian |
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| Mineralogy of Michigan by E. W. Heinrich updated and revised • by George W. Robinson M By E W~ Hellnr]ch...Museum Michigan Technological University Houghton, Michigan 49931 2004 © MINERALOGY OF MICHIGAN 3 FOREWORD...FOREWORD Michigan has a long and varied geologic history that includes repeated episodes of volcanism...before the first Europeans set foot here. When Michigan became a state in 1837, one of the first actions...and we continue to learn more about them today. Michigan minerals helped to build the state and nation |
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| 55, 1960, pp. 150-175 CLAY MINERALS ASSOCIATED IRON S. W. BAILEY WITH THE LAKE SUPERIOR ORES AND...pocketsand fissuresin the Lake Superior iron ores,the oxidized iron-formation, and the associated altered...minerals in the Marquette, Gogebic, and Iron River districts of Michigan and are accompaniedby lesser amounts...in the types of kaolin minerals present in the Michigan and Minnesota areas are believed to be indicative...areas. The intimateassociation of the clayswith the iron ore suggeststhat these differencesmay also extend |
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| Diagenetic concentration of the ore may take place. Chert and phosphate deposition in arid basins is more...of the practical difficulties of the detail of chert precipitation. Deposition of carbonates in arid...with examples drawn predominantly from the Black, Caspian and Aral Seas and various lakes in the USSR. Pelitomorphic...and marginal gulfs and lagoons of the Aral and Caspian Seas are described. There are excellent accounts...given, mainly drawn from the USSR but also from the USA and Germany. Once again, the book presents a wealth |
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| Monument area; by Gregory (1950, p. 31) in eastern Iron County, Utah. It has been noted by the writer at every...area is placed at the top of the highest silty chert or limy siltstone layer, directly above the highest...partially fill small cavities in the siltstone and/or chert. The cavities once contained marine invertebrate...identification is difficult or impossible. The siltstone-chert layer at the top of the Virgin is conformably overlain...of the unit, bedding is hardly visible. Layers of iron-coated grains mark the bedding of the coprolitic |
 | | Report (chapter) |
| facies being restricted to a small area on the Caspian side of the central Alborz. There, the Permo-Triassic...-F., WILMSEN , M. & GRANATH , J. W. (eds) South Caspian to Central Iran Basins. The Geological Society...with the Caspian Sea, where the tectonics is not particularly severe. However, the Caspian side is largely...Dozdehband, north of the Kandevan pass on the Caspian side, along the road to Chalus. Here we refer the...interpreted as carbonate extrabasinal grains, and chert are particularly abundant in coarse-grained sandstones |
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| Place, P.O. Box 9140, Boulder, Colorado 80301-9140, USA. Copyright is not claimed on any mate.rial prepared...University of Utah, Salt Lake City, Utah 84112, USA Allen W. Archer Department of Geology, 108 Thompson...Kansas State University, Manhattan, Kansas 66506, USA WHAT IS EXTREME? record. Secondly, it will allow...super greenhouse (Copper and Scotese), Precambrian iron formations (Simonson), and phosphogenesis of the...BY THE SOCIETY JANUARY 22, 2003 Printed in the USA Geological Society of America Special Paper 370 |
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| east-west range across northern Iran south of the Caspian Sea, constitute a northern part of the Alpine-Himalayan...orogen in western Asia. They face the depressed Caspian block on the north and to the south grade into...52" 4 S O / AN DE (SOUth E 'r--~_ ~ p Caspian E R S andar Shah Block) Gorgan .,.A Babol...r a k s h i n a (1962) indicate for the South Caspian depression a crustal structure similar to t h a...n t s in historical time: fluctuations of the Caspian shoreline are dealt with by S t a u b (1937). |
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| agates from Houghton and Keweenaw Counties in Upper Michigan. • It was noted that a club member from the...choose—in the next issue! I once found 30 to 40 old mine run specimens from Franklin, NJ, on the side of...presentation was titled “Groundwater Discharge in Suffolk County, N.Y.;” Gloria Gil’s was on circular patterns formed...member of the phosphate group, is a phosphate of iron, manganese, and aluminum with the formula (Mn, Fe)Al(PO4)(OH)2·H2O...Fe)Al(PO4)(OH)2·H2O. The manganese predominates over iron; when iron predominates, the mineral is childrenite. Eosphorite |
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| southernmost part of the Gissar Mountains (Iron Gate, Dalut Mine) and four sections at Vuariz in the west-central...4 5 6 Panjab, northern Kugitang Mountains Dalut Mine near the village of Toda, South Gissar Mountains...Derbent, southern tip of Gissar Mts. (Iron Gate) Shargun section, coal mine north of Shargun, SE Gissar Mountains...the marine succession (Degibadam Formation) in the Iron Gate section confirmed the Late Bajocian age of...above the base of the formation. (4) The Dalut Mine section near the village of Toda (572 m) The incomplete |
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| contours on pre-Upper Permian surface (for the Caspian Depression, along the top of subsalt sediments);...Northern Buzachi Rise; 8 - OGT seismic profiles; I - Caspian Depression; II - Kosbulak Trough; III - Mynsualmas...the fourth zone, located along the coast of the Caspian Sea (see fig. 3). Extremely intense and extensive...of Cambridge] at 23:41 28 December 2014 of the Caspian Depression in the interval from Prorva to Komsomolets...of the Prorva structures on the margin of the Caspian Depression, where thick gray Triassic sequences |
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| (e.g. Brzobohaty 1981; Kotlarczyk et al. 2006). Chert, interpreted as diagenetically altered diatomite...subdivided from base to top into the Subchert, Chert, Dynow and Sitborice members. It is discussed using...moderately high HI values (250–345 mg HC/g TOC). The Chert Member is up to 4 m thick. Data from equivalent...described from the Dynow Marls (lower NP23) overlying chert in Zone B of the Silesian Nappe by Popov & Studencka...the northern shelf of the Indolo-Kuban and Terek-Caspian depressions. Oligocene sediments from this shallow |
 | | Journal (article/letter/editorial) |
| Basins; most deep-seated basement: III) North Caspian Plate. Regions with Variscan folded basement: 4...contours of marginal uplifts: a) Astrakhan, b) North Caspian, c) South Emba. 7 - marginal overthrusts; 8 - outer...outer boundary of frontal foredeeps (a) and North Caspian Plate (°); 9 - regional faults; 10 - eastern boundary...Toronto Libraries] at 02:06 26 December 2014 Caspian Plate has not interrupted the connection between...part of the Caspian Sea area has not yet been drilled. On the northwestern coast of the Caspian Sea, deep |
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| domes along the southeastern periphery of the Near-Caspian syneclise and toward the Ustyurt plateau; it plunges...* rises going from marginal domes of the Near Caspian syneclise to the South Emba gravity maximum. The...pre-salt basement to the northwest, into the Near-Caspian synclise. South of the central South Emba gravity...and conglomerates. The latter consist largely of chert and effusive rock pebbles cemented mostly with chlorite...platform, markedly uplifted with relation to the Near-Caspian syneclise. Corresponding to the slope is the outer |
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| Volga River and the Adjacent Zone of the Northern Caspian V. V. Anikieva, V. Yu. Rusakovb, and G. M. Kolesovb...near-mouth and shallow-water areas of the northern Caspian in 2000–2001, the scale of spatiotemporal variability...bottom sediments at several sites in the northern Caspian related to the particular local combination of...Volga River and in the water area of the northern Caspian were first carried out by Russian scientists in...navigation canal and a fish pass in the northern Caspian, the characteristics of the input of solid terrigenous |
 | | Book (edition) |
| The largest groups of new terms have been U.S. county names; rock-formation names (mostly North American);...Thesaurus. These include local geographic terms, U.S. county names, rock-formation names, and fossil names....term must be a name unique to one area. Lincoln County is not assigned coordinates in the Thesaurus, because...North America from the broader terms of Hanover County. There is no reciprocal entry for each broader...counties of the United States; e.g., Chautauqua County may have a broader term Kansas or New York. BX |
