 | | Journal (article/letter/editorial) | | * Richard H. Sillitoe aucu@compuserve.com 1 27 West Hill Park, Highgate Village, London N6 6ND, UK ...exploited in places (e.g., La Coipa, Chile; El Queva, Argentina; Sillitoe 1975). However, much of the native sulfur...deposits of HS (e.g., Yanacocha, Peru, Veladero, Argentina, and Pascua-Lama, ChileArgentina; Harvey et al...opal-C (cristobalite) along with one or more of gypsum, barite, anatase, native sulfur, and pyrite: the...Negro vein system, Deseado massif, Patagonia, Argentina. b Pool sinter displaying syneresis cracks, Milos |  | | Report (volume) | | DEPARTMENT OF THE INTERIOR BULLETIN UNITED STATES GEOLOGICAL SURVEY IsTo. 154 WASHINGTON GOVERNMENT...1 9 10 10 12 14 22 LETTER OF TRANSMITTAL. DEPARTMENT .OF THE INTERIOR, UNITED STATES GEOLOGICAL SURVEY...parallel of north latitude crosses the same;, thence west on said parallel to the eastern boundary of New...Territory all that part which lay west of the twenty-fifth meridian west of Washington. At the same time...the same; thence west on said parallel to the twenty-fifth meridian of longitude west from Washington; |  | | Report (issue) | | STATES GOVERNMENT PRINTING OFFICE:1985 DEPARTMENT OF THE INTERIOR Donald Paul Model, Secretary...McArtor, Chairman MEMBERS AS OF DECEMBER 1984 Department of State ——————————————————————————————— Sandra...Eugene A. Columbo, member Paul S. Bakshi, deputy Department of the Interior ————————————————————————————...Dwight F. Rettie, deputy David E. Meier, deputy Department of Agriculture———————————————————————————— Sotero...Lewis G. Glover, deputy Donald D. Loff, deputy Department of Commerce ————————————————————————————— Charles |  | | Book | | N. Moreto, André Luiz Silva Pestilho, Mineral Province, Brazil Gustavo Henrique Coelho de Melo, Marco...Marco Antônio Delinardo da Silva, Benevides Aires, Cleive Ribeiro, and Flávio Henrique Freitas e Silva 433...The Southwestern North America Porphyry Copper Province Tectonomagmatic Settings, Architecture, and Metallogeny...Metallogeny of the Central Asian Copper Province An Overview of the European Kupferschiefer Deposits...mineralization within a stratovolcano, El Queva, northwest Argentina: Economic Geology, v. 70, p. 1190–1201. Sillitoe |  | | Book | | 000- Island, belonging to the U.S.S.R., and the west coast 4,000 m, named Lena Trough. Before then,...Greenland. BATHYMETRY The continental shelf on the west side of the trough is named Ob’Bank, and the extension...rotation. On the Atlantic side of the basin, south and west of a line through Novosibirskiye The pack ice in...Ellesmere Island and Greenland, extending in an east-west direction, and dangerous to sledging ex¬ peditions...ocean cur¬ rent from the Bering Strait area in a west-northwesterly chiefly from ice shelves in northern |  | | Book | | century when the Gennan Colonial Office in South West Africa appointed Government Geologists to carry...greenschist facies metamorphism. However, east and west thereof the grade of the 1200-million-yearsNamaqualand...northeast-trending branch. The southernmost rift. extending from west of Rehoboth to the Witvlei area, was filled with...million t. 54% iron). The cupriferous Elbe deposit west of Okahandja is situated on the nm1hem passive margin...deposits occurs still furthernorth between Brandberg West and Goantagab. In contrast, uraniferous granites |  | | Report (issue) | | with the outstanding reputation enjoyed by the Department of Terrestrial Magnetism of the Carnegie Institution...explain the crustal structure in the Lake Superior province of the Canadian Shield. I t was hoped that such...Geology of the Lake Superior Region' H. C. HALLS Department of Geology, University of Toronto, Toronto, Canada...therefore its structure is less well known than in the west, where extensive coastal tracts of Keweenawan rocks...of Merle A. Tuve H. C. HALLS Vol. 10 5 east-west trending geosyncline, evolved during the Animikean |  | | Book (edition) | | appreciate them. The gold rush lured settlers to the far West. Those people were mineral-conscious. B\ and large...director also may have information for you. 3. The department of mines of the state, or the college of mines...engineer ing. Tin's address may be obtained from the Department of Education at the state capitol. 4. The U....chalcedony beds are in the badlands breaks to the west. From the road the chalcedony deposits may be spotted...particularly in the Armour-Corsica area Four miles west of Yankton, on the Gavin’s Point road, on your right |  | | Journal (volume) | | and some Helena parties. 123 Calijornia St., S. F. West of this location is the Grubstake. The ore is of...special mention: Horse Collar. Sylvester B. Davis, Eureka, Humbolt Co., Cal. No. 331,871. Dated Dec. This...reaches a greater number of places than any other west of the Mississippi and Missouri rivers. It requires...orders are sold throughout the States and Territories west of the MissAt hundreds of issippi and Missouri rivers...from which his vision reaches many miles to the west, can easily discern and follow the approaching shadow |
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