 | Cobb, Edward Huntington, Miller, Thomas P. (1981) Summaries of data on and lists of references to metallic and selected nonmetallic mineral occurrences in the Hughes, Kotzebue, Melozitna, Selawik, and Shungnak quadrangles, west-central Alaska, supplement to Open-file report 75-627; Part A, summaries of data to January 1, 1981. Open-File Report Vol. 1981 (81-847) US Geological Survey doi:10.3133/ofr81847a | Report (issue) |
| TO METALLIC AND SELECTED NONMETALLIC MINERAL OCCURRENCES IN THE HUGHES, KOTZEBUE, MELOZITNA, SELAWIK,...1975 report which summarized data on mineral occurrences in part of west-central Alaska (Cobb, E. H.,... 1975, Summary of references to mineral occurrences (other than mineral fuels and construction materials)...in Part A, the name, U.S. Bureau of Mines mining district, reference (if any) that has the occurrence...this supplement because descriptions ofmost occurrences are not sufficiently detailed to allow evaluation |
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| ____________________________________ _ History of mining and production ________________ _ General description...Cordilleran-Ouachita forelands uranium region_ California and Nevada __ ----- ______________ _ Texas Coastal...States. FIGURE 1. Map showing location of uranium-mining districts in West-Central United States-------------------------2...in 1874 at Mauch Chunk (now Jim Thorpe), Carbon County, Pa. ('Genth, 1875, p. 144B). In 1898 a deposit...vanadiferous sandstone was found at Roc Creek, Montrose County, Colo. This deposit was soon exploited for the |
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| Gavilanes Tungsten District El Antimonio District Magdalena District Cananea District Preliminary Deposit-Type...mineral deposits and occurrences in Sonora, North Baja California, South Baja California and the northern...753 records of mines, prospects, and mineral occurrences in northwest Mexico. A record may refer to one...or to a group of closely-spaced deposits. Two district records have been included (MX00018 and MX02161)...or names of individual orebodies. DISTRICT/AREA Informal district name used in the literature. Names |
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| TO METALLIC AND SELECTED NONMETALLIC MINERAL OCCURRENCES IN THE ILIAMNA, LAKE CLARK, LIME HILLS, AND McGRATH...1976 report which summarized data on mineral occurrences in part of southwestern and west-central Alaska... H., 1976, Summary of references to mineral occurrences (other than mineral fuels and construction materials)...in Part A, the name, U.S. Bureau of Mines mining district, reference (if any) that has the occurrence... ILIAMNA QUADRANGLE (Augustine I.) Pumice Redoubt district Iliamna (22.9, 6.4) 59°20'N, 153°27'W Volcanic |
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| McGrath quadrangle Descriptions of the mineral occurrences shown on the accompanying figure follow. See...prospects and mineral occurrences throughout Alaska. Distribution of mineral occurrences in the McGrath l:250... Alaska Resource Data File MG001 Site name(s): Unnamed (east flank of Takotna Mountain) Site type: Occurrence...155.984 Location description and accuracy: This unnamed occurrence is located on a northeast flank of Takotna...Gangue minerals: Quartz Geologic description: This unnamed occurrence consists of disseminated chalcopyrite |
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| on metallic and selected nonmetallic mineral occurrences and lists of selected references to .them in...judgement that the claims are not on valid mineral occurrences, but only chat there are insufficient data to...commodities present (listed alphabetically); the mining district (Ransome and Kerns, 1954 (IC 7679)) in which...and longitude of the occurrence. Most of the occurrences in this report are shown and described in MacKevett...names of mines, prospects, and ocher mineral occurrences are given if such names appear in the reports |
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| massive sulfide deposits. These types of mineral occurrences are common features of marine volcanosedimentary...Bimodal-Mafic (Kuroko-Type) or Bimodal-Felsic VMS Occurrences in the Mbout Supergroup of the Southern Mauritanides.............. 44 Mafic-Type (Cyprus-Type) VMS Occurrences in the Gorgol Noir Complex of the Southern Mauritanides... The principal greenstone belts and mineral occurrences discussed in the text are shown (from Gunn and...5 Figure 3. Simplified Geology of the Inchiri district showing the various nappes and tectonic windows |
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| massive sulfide deposits. These types of mineral occurrences are common features of marine volcanosedimentary...Bimodal-Mafic (Kuroko-Type) or Bimodal-Felsic VMS Occurrences in the Mbout Supergroup of the Southern Mauritanides.............. 44 Mafic-Type (Cyprus-Type) VMS Occurrences in the Gorgol Noir Complex of the Southern Mauritanides... The principal greenstone belts and mineral occurrences discussed in the text are shown (from Gunn and...5 Figure 3. Simplified Geology of the Inchiri district showing the various nappes and tectonic windows |
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| Survey standards and nomenclature Menlo Park, California 1977 TABLE DESCRIBING METALLIFEROUS AND SELECTED...objectively describes known deposits and principal occurrences of metallic and some nonmetallic mineral commodities...S. Bureau of Mines maps depicting locations of mining claims were used extensively. Cobb's and the AMRAP...investigations. Numerous, apparently insignificant, minor occurrences are not included in the map and table. M M. p...cubanite cup cuprite cv covellite dig digenite epid epidote gn galena ten tenorite hem 11m lim mgt ml mo |
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| and Neoproterozoic Greenstones of the Inchiri District ................................................Diagiuli Chromite Occurrence and Other Small Occurrences in the Southern Mauritanides .................. The principal greenstone belts and mineral occurrences discussed in the text are shown (from Gunn and...30 Figure 13. Simplified geology of the Inchiri district showing various nappes and tectonic windows of...Akjoujt nappe pile and mineral deposits and occurrences discussed in text........................... |
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| and Neoproterozoic Greenstones of the Inchiri District ................................................Diagiuli Chromite Occurrence and Other Small Occurrences in the Southern Mauritanides .................. The principal greenstone belts and mineral occurrences discussed in the text are shown (from Gunn and...30 Figure 13. Simplified geology of the Inchiri district showing various nappes and tectonic windows of...Akjoujt nappe pile and mineral deposits and occurrences discussed in text........................... |
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| Wiseman quadrangle Descriptions of the mineral occurrences shown on the accompanying figure follow. See...mineral occurrences throughout Alaska. o o o o o o o o Distribution of mineral occurrences in the... Alaska Resource Data File WI001 Site name(s): Unnamed (near Walkaround Creek) Site type: Occurrence ARDF... Alaska Resource Data File WI002 Site name(s): Unnamed (on lower Walkaround Creek) Site type: Occurrence... Alaska Resource Data File WI004 Site name(s): Unnamed (southwest of Sillyasheen Mountain) Site type: |
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| Resource Reviews Series editor John Slack, Reston, VA, USA More information about this series at http://www...John F. Slack U.S. Geological Survey Farmington, ME USA ISSN 2365-0567 (electronic) ISBN 978-3-319-31733-5...terms of regional metallogeny and potential future mining activity. The lead paper, by M. Bouabdellah and...tungsten-gold and lead-zinc-silver deposits of the Tighza district of Morocco, proposing links to granite-related...polymetallic vein deposits of the Edough-Cap de Fer district of Algeria, including fluid inclusion data that |
| Taylor, Cliff D., Finn, Carol A., Anderson, Eric D., Joud, M. Y., Taleb, M. A., Horton, John D. (2015) Algoma-, Superior-, and oolitic-type iron deposits of the Islamic Republic of Mauritania (phase V, deliverable 83): Chapter O in Second projet de renforcement institutionnel du secteur minier de la République Islamique de Mauritanie (PRISM-II). Open-File Report Vol. 2015 (2013-1280) US Geological Survey doi:10.3133/ofr20131280o | Report (issue) |
| terrane, and (4) the Saouda Group of the Inchiri district. Neoarchean Algoma-type BIF is present in the...Eizzene and Oumachouema Groups of the Inchiri district, (6) the Ijibbitene Group of the Ijibbitene massif...Sfariat belt, which hosts at least three known occurrences, and at Guelb Zednes, all of which are interpreted..................... 4 5 Mineral Deposits and Occurrences in Mauritania ............................................................. 7 History of Iron Mining in the F’Derik-Zouérate Area ................. |
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| terrane, and (4) the Saouda Group of the Inchiri district. Neoarchean Algoma-type BIF is present in the...Eizzene and Oumachouema Groups of the Inchiri district, (6) the Ijibbitene Group of the Ijibbitene massif...Sfariat belt, which hosts at least three known occurrences, and at Guelb Zednes, all of which are interpreted..................... 4 5 Mineral Deposits and Occurrences in Mauritania ............................................................. 7 History of Iron Mining in the F’Derik-Zouérate Area ................. |
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| with published data and information provided by mining companies to give an account of each deposit and.... 3 1 ...................... ..... 31 Other occurrences .................................................................................... Other occurrences .................................................................................... Other occurrences .................................................................................... Other occurrences ............................................ |
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| the Natural History Museum) and one at Stanford, USA, are not widely accessible. There is no extension...attains greenschist facies with developments of epidote and clinozoisite. A vesicular trachyte was also...the 'S'. Minor occurrences of Permian sediments (the Morghak Unit). Scattered occurrences of Permian sediments...Eftekhar-nezad 1993, pp. 78-79). All these unnamed occurrences are minor isolated extensions of the flysch-type...conglomerates are grouped with three other such occurrences to the ENE, as the Nahang Unit. Of these, only |
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| R D. CLIFT Woods Hole Oceanographic Institution, USA D. KROON Free University Amsterdam, The Netherlands...Clearance Center, 27 Congress Street, Salem, MA 01970, USA: the item-fee code for this publication is 03058719/02/$15...Aberystwyth, UK Distributors USA AAPG Bookstore PO Box 979 Tulsa OK 74101-0979 USA Orders: Tel. +1 918 584-2555...Oceanographic Institution, Woods Hole, MA 02543, USA (e-mail: pclift@whoi.edu) 2 Institute of Earth Sciences...Oceanographic Institution, Woods Hole, MA 02543, USA In the northern Arabian Sea the Arabian, Eurasian |
