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| (Austria), J. Komínek (Czech Republic), I. Bojkov (Bulgaria), H. Schleicher (Germany), W. Schuppan (Germany)...use of nuclear energy is information on uranium ore deposits from which uranium can be economically exploited...of other geoscientists who worked on any given deposit, in order to stimulate and encourage further research.... . . . . . . . . . 19 19 23 25 Chapter 2 Bulgaria . . . . . . . . . . . . . . . . . . . . . . ....120 123 127 127 128 x Table of Contents 3.8 North-Bohemian Cretaceous Basin . . . . . . . . . . . |
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| state highway 110, which is followed 3,5 miles north of the Berlin-Milan town line; thence by Fogg siding...ownership. According to Emmons , the deposit was _ Emmons, W.H., Some ore deposits in Maine and the Milan...until 1886, The monthly production was 2,600 tons. ore was smelted at the mine. At this time a little of...a number of companies. During this period, the deposit was worked primarily for pyrite to be used in the...the manufacture of sulfuric acid ; however, ore rich in copper was hand-picked and shipped to copper |
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| fault.__-------_--------.-------....-_----_ 42 North-northwest-trending faults-________________________...________________.___ Structural and stratigraphic control of ore bodies._____----____ Description of workings.___...________________ Deposit in sec. 27_________________________________ North ore body, Spar Valley.___..._____-__-__-_____-_--__-___ South ore body, Spar Valley______-_-_-_-_---_-------_-.. Rhyolite viein, Spar...Eagle Spring____________________._________________ Deposit in sec. 27_____________-___---_---_-_-_---_-_ Lucky |
 | | Journal (article/letter/editorial) |
| of the primary fluidsthat presumablyintroducedthe ore metalsto the volcanicrocks accumulating on the seafloor...massivesulfidedepositsat Jerome,Arizona tension(U.V.X.) ore body, discoveredin 1914 and (Fig. 1) consist largelyof...Verde Extension are now inaccessible, but small ore shoots in the southwestern wall of the openpit...edto supportthe conceptthat in 1953. Another deposit,the Haynes massive manymassivesulfidedepositshavea...ßJerome PHANEROZOIC ROCKS hoenix Pz GABBRO BLACK SCHIST MASSIVE GRAPEVINE SULFIDE GULCH DECEPTION |
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| OF THE PORPHYRY COPPER DEPOSITS Southwestern North America oe ‘ ” MohBy yy a i; ¢ ¢ ¢ GEOLOGY...OF THE PORPHYRY COPPER DEPOSITS Southwestern North America Edited by SINCE RoR EEL LEY. Department...tectonics of basin ranges, and structural control of ore deposits. Much of his early work was of a truly pioneering...later Tertiary tectonics in the Basin and Range Province, and work on a number of individual mining districts...FOREWORD Recent discoveries of new copper-bearing ore deposits in the southwestern United States are unmatched |
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| Rocks-Part I Gold in the United Verde Massive Sulfide Deposit, Jerome, Arizona By ED DEWITI and JEROME WAEGLI...pt. 1. Gold in the United Verde massive sulfide deposit, Jerome, Arizona I by Ed DeWitt and Jerome Waegli... CONTENTS Gold in the United Verde massive sulfide deposit, Jerome, Arizona Abstract Dl Introduction Dl History...structure and age of metamorphism and deformation Ore deposits DlO Structure DlO Wallrock alteration Dll...Conclusions D20 Distinguishing characteristics D20 Ore controls D21 Origin D22 References cited D23 D9 |
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| GEORGE OTIS SMITH, DIRECTOR BULLETIN 432 SOME ORE DEPOSITS IN MAINE AND THE MILAN MINE, NEW HAMPSHIRE.................................. .... Ellsworth schist ............................................................................................... North Haven greenstone................................................................................. Ore deposits........................................... 4 CONTENTS. Ore deposits Continued. Page. Summary of geologic events as related to ore deposits ... |
 | | Journal (article/letter/editorial) |
| SOME REGIONALLY POSITS AND METAMORPHOSED ORE THE SO-CALLED SEGRE- GATED W•LL•AM DE- VEINS? H. EMMONS...I9O9 the writer studiedin detail certain pyritic ore bodiesin Maine and New Hampshire which proved to... regionally metamorphosed contact metamorphic deposit. These depositsof northernNew England are typesof...point of view. Among the commontypes of primary ore depositswe have the magmatic segregations,contact...chloritebiotite schists and actinolite schists; the ore bodies are oriented parallel or nearly parallel |
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| County, Arizona By S. C. CREASEY With a section on ORE DEPOSITS By J. D. PELLETIER and S. C. CREASEY GEOLOGICAL... and origin of the San Manuel porphyry copper deposit and on the distribution, petrology, and structures...Manuel area, Final County, Arizona. With a section on Ore deposits by J. D. Pelletier and S. C. Creasey. Washington...Mines and mineral resources Arizona Final Co. 3. Ore deposits Arizona Final Co. I. Pelletier, J. D. II...Structures in the San Manuel area._______________ Ore deposits, by J. D. Pelletier and S. C. Creasey_______ |
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| Geology and Ore Deposits of the Jerome Area Yavapai County Arizona By C. A. ANDERSON and S. C. CREASEY...Physiography _______________ ---·- -------- ______ _ Ore deposits ________________ :. . ___ ~ __ ,.. ______...Hypogene minerals ________ ._____ :.. ___________ _ Ore minerals:... ________________ ~ ________ _ Gangue... Supergene minerals ________________________ _ .Ore minerals ___________ :. . ________ ~ _____ _ .Minerals...Alteration _______ -_·:. . :. . ____________ --'----Ore shoots _______-__ ._ ____ .:. ___ __________ _ Origin_~-· |
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| ..... Deposits north of the Pine Creek area................ Round Valley Peak deposit..................Photograph showing the Pine Creek pendant on the north side of Pine Creek, Inyo County, Calif...'........Valley Peak deposit.. .................................... 8. Geologic map of Hilton Creek deposit..........REPORT By Dwlght M. Lemmon ABSTRACT Scheelite ore bodies occur at widely separated localities in the...exposed in deep canyons indicates that some of the ore bodies may extend to many hundreds or even to thousands |
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| COUNTRIES Austria • • • • • • • • • • • • Belgium • • Bulgaria . • Cze.ch()slovakia • • • • • • • • ...• • • • China • • • • • Japan • • • • • Korea (North and South) • Laos • • • • • Nepal • • • • • Persia...output . ,, 35 Fig. 6 World production of cobalt-ore (cobalt content) PLATE I PLATE II 1898-1957 Fig...half of the eighteenth century., the use of the ore goes back in all probability to over 2000 years B... The first mention of zajfre, the crude roasted ore mixed with sand to conceal its nature, was in A.O |
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| oxide–Cu– Au (IOCG) deposits encompass a range of ore body shapes, including strata-bound replacement ores...world-class, Ernest Henry breccia-hosted IOCG deposit. Cu– Au mineralization in the E1 Group occurs as...and fluid pressure may explain the variation in ore body types and total Cu–Au resource between the two...G. & Sorjonen-Ward, P. (eds) Characterization of Ore-Forming Systems from Geological, Geochemical and...reveals some similar structural settings for IOCGstyle ore bodies. These settings include hydrothermal breccias |
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| The Ore Knob Copper Deposit North Carolina, and Other Massive Sulfide Deposits of the Appalachians GEOLOGICAL...SURVEY PROFESSIONAL PAPER 558 The Ore Knob Copper Deposit North Carolina, and Other Massive Sulfide...dynamic and thermal metamorphism on primary ore textures at Ore Knob are described^ and similar Appalachian...___________________________ Geology of the Ore Knob mine____________ Ore Knob mineral deposit_______________...____________________ Changes in wallrock along the ore zone. Brecciation. ____________________ Folding and |
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| Smith, Director Professional Paper 139 GEOLOGY AND ORE DEPOSITS OF THE DUCKTOWN MINING DISTRICT, TENNESSEE...Tusquitee quartzite ___________________ _ Brasstown schist ______________________ _ Valleytown formation _________________...Murphy marble _______________________ _ Andrews schist ___ .: ___________________ _ Nottely quartzite...___________________________ :.. Mica schist ___________________________ _ Black schist __________________________...______________________________ _ CHAPTER V. The ore deposits, by W. H. Emmons ____ _ Geographic distribution |
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| Structure............................................ Ore deposits...........................................rocks of probable late Jurassic age. Most of the ore bodies are small and are of relatively low grade...permits mining at low cost. Although the known larger ore bodies are apparently nearly exhausted, numerous...tons of probable ore containing 0.25 to 0.5 percent of WOs in reserve. Additional ore bodies may be found...found at depth in the Round Valley deposit, for that pendant is large and persistent. INTRODUCTION The |
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| graphite deposits._____________ Grades of graphite ore and yields of flake.______ _ _____^_^_____ Geologic...Y_____ 29. Geologic map of Hooper Bros, graphite deposit, near Whitehall, Washington County, N.Y_____-_______...flake-graphite deposits occur in the Precambrian Packsaddle schist in Llano and Burnet Counties. Graphite disseminated...of medium-grained graphite are present in the deposit mined by the company. In northeastern Alabama,...flake-graphite deposits occur in the Ashland mica schist in two belts that trend northeastward across Clay |
 | | Report (issue) |
| a basis ranging from 150,000 to 200,000 tons of ore a month, whereas the rated capacity of the mill is...000 tons a day. About 460 men were employed. The ore is being taken chiefly from levels 8, 9, 10, and...during the last three years. The average cost of ore delivered to the mill over a period of four years...will probably amount to 80 per cent of the cost of ore production. Data on the production of the Perseverance...have been the introduction of hand picking of the ore as it comes from the 1 Jackson, G. T., Mining methods |
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| Introduction 1 Geology 2 Ore bodies General features Tungsten ore shoots Molybdenum ore shoots Copper mineralization...mineralization Ore bodies in the Pine Creek mine South ore body Horth ore body Pinnacle ore body Level IK ore bodies...bodies Ore bodies in the Adamson mine Northwest ore body Ridge, ore body Genesis of ore bodies _ Ore reserves...rocks and tungsten ore shoots in the Pine Creek mine; areas and grade of samples in ore shoots* 3. Areas...molybdenum ore shoots in the North ore body and grade of samples. 4. Reserves of tungsten ore in the Pine |
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| discovery and exploitation of a wide variety of ore deposits in Namibia makes for both interesting and...infonnation • that has greatly aided our understanding of ore deposition and mineral provinces, thereby facilitating...grants as well as on specific mineral occurrences and ore deposits. With the advent of an international conference...in an island arc setting (Reid, 1977). The Haib deposit has well-developed phyllic and potassic alteration...metamorphosed dolerite dyke swarms. Shear zones in the schist carry minor gold. Upper Sinclair Sequence equivalents |
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| Geologic relations_____________________________ 18 Ore deposits __________________ _____ _ 20 General c...relations of the deposits______________________ Ore deposits ____ ___________ _ _____ The ores_______...39 40 41 42 42 42 42 42 43 44 45 ___ !___ 45 Ore deposits________________ _ ^_____ Character and relations___..._____ Geologic relations____________._____________ Ore deposit______ ________:______ _______ Development...Amphibolite dike_______________________________ 126 North Carolina____________________________________ 127 |
 | | Report (issue) |
| rocks of the coastal plain and Peninsular Range province, and younger Quaternary rocks of the Salton Basin...Bromine 51 Calcite (optical grade) Hilton deposit Cesium Clay, by George B. Cleveland Kelley Ranch...Company, State Lease) deposit McGinty Mountain (Dehesa Cornwall Stone) deposit mine (Arthur Clay Spar...Standard Sanitary, Stell) Quality (Orion, Osborne) deposit Fluorine minerals ._ Gem minerals Gem-bearing...Markets A.B.C. mine (Daggett group) Blue Bell deposit (Blue Tourmaline claim, San Diego group) Esmera |
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| use of nuclear energy is information on uranium ore deposits from which uranium can be economically exploited...of other geoscientists who worked on any given deposit, in order to stimulate and encourage further research...become available since the publication of “Uranium Ore Deposits” (Dahlkamp 1993), which required a modification...conflicting. Descriptions of the same district or deposit or specific features thereof by different authors...geological situation and size of a district or deposit. It has to be admitted, however, that this demanding |
 | | Report (issue) |
| EAST CENTRAL MINNESOTA INCLUDING THE CUYUNA IRON-ORE DISTRICT BY E. C. HARDER AND A. W. JOHNSTON MINNEAPOLIS... . . . . . . . . . . . . 52 Outcrops of slate, schist, and other metamorphic rocks. . . . 58 Morrison............................... 93 The Cuyuna iron-ore district. ................................. 94-135.... . . . . . . . 124 Occurrence and character of ore..................... 129 iii iv CONTENTS Geology...principal mines .............................. 135- r68 North range mines. . . .. . . . . . . . ... .. . . . |
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| Mining, Metallurgical, V.2 and Petroleum Engineers Ore deposits of the United States, 1933-1967 SS Inst...llurgical, Mining, Meta m Engineers and Petroleu © f the Ore deposiits -1967 United oer, States, sin 1933...https://archive.org/details/oredepositsofuniO002john Ore Deposits of the United States, 1933-1967 The Graton-Sales...PRACTICE THE PORPHYRY COPPERS (1930) (1933) ORE DEPOSITS OF THE WESTERN STATES (1933) AIME TRANSACTIONS...ANNIVERSARY VOLUME ORE DEPOSITS OF THE UNITED STATES, 1933-1967 (1962) (1968) Ore Deposits of the |
