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| fissure fillings, i.e., deposits in the Sierra Nevada, California (Clark, 1970); Klamath Mountains, California-Oregon...ore is associated with some veins in the Sierra Nevada and was locally worked with the vein deposits (Clark...deposits used in Table 1 may represent a major mine, district name, or local town name or other prominent feature...just a single mine in the East Belt of the Sierra Nevada foothills (Knopf, 1929). Newhouse (1936) reports...by order of abundance in deposits, and (3) by mineral groupings or assemblages. Frequency of occurrence |
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| IMPERIAL ยท MINERAL RESOURCES BUREAU. < ' ' โข โข ' I I โข' โข โข โข I f. โข โข I. ' THE MINERAL INDUSTRY...},'et. i ' โข ' โข โข โข " , โข IMPERIAL MINERAL RESOURCES โข BUREAU. ---------โข THE lVIINERAL...form a pa1ยทt of the Volume or Volumes 0,11 the Mineral Resources 0 f the B1~itish Empire and Foreign Co11ntries...Co11ntries constituting the A11nual Mineral Conspectus of the B11r~at1. 1 In this, the first ) ear of...due to the war in the publica.tions relating to mining and metallurgical statistics. La1b,o ur, health |
 | Masterman, G. J., Cooke, D. R., Berry, R. F., Clark, A. H., Archibald, D. A., Mathur, R., Walshe, J. L., Duran, M. (2004) 40Ar/39Ar and Re-Os Geochronology of Porphyry Copper-Molybdenum Deposits and Related Copper-Silver Veins in the Collahuasi District, Northern Chile. Economic Geology, 99 (4) 673-690 doi:10.2113/gsecongeo.99.4.673 | Journal (article/letter/editorial) |
| Related Copper-Silver Veins in the Collahuasi District, Northern Chile GLENTON J. MASTERMAN,โ ,* DAVID...Geological Sciences and Geological Engineering, Queens University, Kingston, Ontario K7L 3N6, Canada ...JOHN L. WALSHE, CSIRO Division of Exploration and Mining, PO Box 1130, Bentley, Western Australia 6102,...and alunite dates (at 2ฯ error), and a Re-Os molybdenite date (at 0.5% error) are reported for porphyritic...respectively. An Re-Os age of 33.3 ยฑ 0.2 Ma for molybdenite at Rosario is slightly younger than the 40Ar/39Ar |
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| .......................................... xi Mineral Locations by State Alabama .................................................................283 Nevada ................................................................548 Table of Maps Page Alabama County Map ...................................................................................4 Alaska County and Stream Map ..................................Co. Mining Districts ............................................................22 Arizona County Map |
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| World News on Mineral Occurrences Items on new finds are desired. Please send them in. Abbreviations:...and other counties carry deposits from which "mineral extracts" or "acid iron earth" have been gathered...Murfreesboro, Pike Co., Ark. This is in the cinnabar district of Howard, Pike, and Clark Counties, Ark. This...item: "You might mention in the section on World Mineral Occurrences that an "anonymous contributor" says...Calif.) once glistened at the foot of the Sierra Nevada. I have a couple of these specimensโexcellent groups |
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| of the limestones and other rocks. The tungsten mineral of such deposits is invariably scheelite. Distribution...are in the Great Basin region in California and Nevada and northwestern Utah, but Oregon, Arizona, and...districts are on the eastern slope of the Sierra Nevada near Bishop, Calif.; in the Eugene Mountains near...several ranges near Lovelocks, Nev. History of mining. The first contactmetamorphic tungsten 100 ZOO...Lovelocks, Calif.; 4, Morango district, Calif.; 5, Weldon, Calif.; Humboldt County, 6, Glendale, Calif.; 7 |
 | | Journal (article/letter/editorial) |
| theregionalprogramat a scaleof 1: 250,000 by the Bureau of Mineral Resourcesand the Geological Survey of Queensland...name Monnt Early Cretaeous (Cont.) (Fig. 6) 009 Vista Monnt Poole Mount Leslie Blenheim Gotthardt Hess...depositsare structural units in north and central-east Queens- now exposed. This is reflected in their style...--moderate Carb ils --ilsemannite moly --molybdenite --Carboniferous mag --magnetite metamor--metamorphics...to numeroussmall depositsof copper, copyrite-molybdenite. Erosionlevelscannotbe ac- Cu-MoMINERALIZ.4TION |
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| I . ~ ~ . - โข '' ' "' ,. ' IMPERIAL MINERAL RESOURCESยท BUREAU./ E' ' I- ' ,. โข โข ' '... โข โข ยทl ' " , ' ' ~ โข ' l ~ โข THE MINERAL ,INDUSTRY OF โขโข ! โข ~ ' .. t~ I ' . ... ' โข โข โข I - IMPERIAL MINERAL RESOURCES BUREAU . . THE MINERAL INDUSTRY OF THE BRITISH EMPIRE...will form a part of the volume or volumes on the Mineral Resources of the British Empire and Forยทeign Co11ntries...Co11ntries constituting the Annual Mineral Conspectus of the Bureau. 1 Although nominally covering only |
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| stumble over a valuable nugget and stake your own mining claim? Indeed it to is, and author book Jay...points out, is in abandoned mining districts, where valuable mineral ores are present and man generally...commercial ores and secondary minerals by state, county, township, and geologic range. For easy identification...provides a comprehensive, alphabetical listing of 400 mineral species and an outline of the essential chemical...RANSOM 1875-1948 An to the Eastern 'โSchoolmarmโ Mining Camps of the Old West I I a s I \ h K |
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| ...... 170 USES OF AERIAL PHOTOGRAPHS FOR THE MINERAL COLLECTOR. By Albert L. Kid1uell ................CAVERNS. By Sgt. lJ1/illia1n N. Secrist .... 174 MOLYBDENITE ON BAKER ISLAND, ALASKA .......................By T. Orchard Li1le ........ 179 LUNDU DIAMOND DISTRICT OF ANGOLA. By Horatio C. Ray 179 THE AMATEUR.... ...... 182 CLUB AND SOCIETY NOTES : 183 QUEENS MINERAL SOCIETY SOUTHWEST MINERALOGISTS ..... ..................................... 184 . TEXAS MINERAL SOCIETY ............ ...................... .. |
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| ............................................v Mineral Locations by State Alabama .................................................................243 Nevada ............................................................477 Appendix F - Classification of Mineral Deposits ........................................year I vacation in the field, collecting gem and mineral samples somewhere in the United States or Canada...enough information to be useful to most gem and mineral collectors. Generally, Minerals are capitalized |
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| ............................................v Mineral Locations by State Alabama .................................................................243 Nevada ............................................................479 Appendix F - Classification of Mineral Deposits ........................................year I vacation in the field, collecting gem and mineral samples somewhere in the United States or Canada...enough information to be useful to most gem and mineral collectors. Generally, Minerals are capitalized |
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| Range. The commercial minerals are tin, mica, molybdenite, bismuth, diamonds and semi-precious stones,...hyacinth, as crystals in chlorite from the Howell District, New England, are also in the Melbourne Museum...gemmy pyrope has been found with diamonds. Wodgina District in Western Australia This is one of the best...million years old. Wodgina is the premier tantalum district of Australia. The Australian government is now...heading, Famous Mineral Localities, there is an excellent paper on the Wodgina District by Dr. Edward S |
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| the Geological Survey's annual report entitled " Mineral Resources of the United States" (the volumes for...of a century. During that period, however, the mineral resources of the United States have been enormously...showing the composition and character of each mineral and the location of. its principal deposits. Many...These are only examples of notable changes in the mineral production of the United States and of correlated...changes in the appraised value of some of the mineral deposits. In this list, as in the earlier lists |
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| ....................................... 102 District of Columbia ............................................................................ 187 Nevada..................................................the Geological Survey's annual report entitled "Mineral Eesources of the United States" for 1882 and 1887...more until 1914. During that period, however, the mineral resources of the United States were enormously...resources of the country. Many changes in the mineral industry other than increase in production have |
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| V W W W ^-^ ^ V-WVWWW> * WWW WORLD NEWS ON MINERAL OCCURRENCES Items on new finds are desired. Please...Investigation of Gilley Fluorspar Deposits in Cherokee County, Alabama, by James F. O'Neill. It is interesting... 50 miles northeast of Birmingham, in Cherokee County, located in West 1/2, West V2 of Section 16, Township...been shipped to a small furnace in Gadsden. The mineral occurs in Lower Cambrian limestone, referred to...areas, perhaps associated with faulting โ Georgia Mineral Society News Letter, March-April 1950, p. 63. ArizonaโJ |
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| ,> l MINERAL IMPERIAL โข BUREAU. RESOURCES โข '" โข . , โข ' โข โข โข ' . THE MINERAL IN-DUSTR...- โข โข 1.920. โข , . ,. โข '' IMPERIAL MINERAL BUREAU. RESOURCES THE MIN.ERAL INDUSTRY OF THE...stit11te a, part of the Lt\.nnual ,Tolume on the Mineral Reso111๏ฟฝces of the Britjsh E!f!pi1..e and :B1 oreign...011ly count1)' within the Empire where bismuth mining operaยญ tions l1ave been carried out continuously...whe1ยทe bjsmuth sulphide occurs associated with molybdenite arnd ironยญ pyr๏ฟฝites. Tl1e mine v\ras formerl |
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| 298 GEOLOGY OF THE UNDER.RIVER SECTION OF THE QUEENS MIDTOWN TUNNEL. By T homas W . Fluhr ........................................ 31 l N EW HA VEN MINERAL CLUB ................................. ........................................ 312 MORE ABOUT MINERAL IDENTIFICATION TABS. By A . L . Flagg .................... 314 CLUBS AFFILIATED WITH ROCKS AND MINERAL ASSOCI ATION ....................................RON RANGES By KIRIL SPIROFF Michigan College of Mining and Technology. by to n1at .SO he 9 ed ity |
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| Canada (GSC) in 1952, working in the new field of mineral identification based on X-ray diffraction. Ann...discovered the mineral weloganite (Na2Sr3Zr(CO3)6ยท3H2O) and was the first to collect the mineral sabinaite...19th century. The mosaics belong to the National Mineral Collection (NMC). Photographs are by Jeanne White..........................11 The Ledge (Charlotte County Granite) quarry............................................................................367 MINERAL, ROCK, AND FOSSIL DISPLAYS.................... |
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| index to issues 11 to 20 -1- CONTENTS AUTHORS MINERAL NOTES BOOK AND SOFTWARE REVIEWS COLLECTORS AND...COLLECTIONS LOCALITIES MINERAL SPECIES MINERAL PHOTOGRAPHS COVER PHOTOGRAPHS BRITISH MINERAL CLASSICS 3 4 4...index. This is organised hierarchically by country, county or state, then site name. To avoid the confusion...century boundary changes in the British Isles, the county boundaries defined by the Local Governmant Act...counties and county boroughs brought in by the Lieutenancies Act of 1997 are not used. The mineral index can |
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| BULLETIN 1319-D OHIO GEOL06ICM. iUKVtl i Mineral Resources of the Sawtooth Primitive Area, Idaho...SURVEY BULLETIN 1319-D An evaluation of the mineral potential of the area -tTNITED STATES GOVERNMENT...Survey and the U.S. Bureau of Mines are making mineral surveys of wilderness and primitive areas. Areas...incorporation into the Wilderness System. The mineral surveys constitute one aspect of the suitability...studies. This bulletin reports the results of a mineral survey in the Sawtooth Primitive Area and vicinity |
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| systems; to revive โข aeneral lnterโขt In minerals and mineral collecttna; to lnatruct balf nnara as to how a...to lt11p an accurate Md permanent record of all mineral loc:alitiโข and minerals found there and to print...endeavor to secure the practical COi 1e,vatlon of mineral localltfes and unusual rock formations. Ever since...Minerals Auoclatlon of North Jersey, Dover, N. J. Queens Mineral Society, Mlโข Bernadette Refs, Sac., 10314-97th... ) 163 ROCKS and MINERALS TOPAZ Topaz is a mineral whose name at least is familiar to many persons |
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| orebody at Questa, by contrast, a highly unusual molybdenite-mineralized breccia has a subhorizontal elongated...Questa mine is located in north-central New Mexico, USA, in the Taos Range of the Sangre de Cristo Mountains...to coarse-grained phlogopite associated with molybdenite mineralization; the Southwest zone stocks are... 1991). Mineralization and Questa Mine Geology Mining history and molybdenum deposits Molybdenum is the...commodity currently mined in the Questa-Red River district. However, small amounts of gold, silver, and copper |
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| .... 124 AN EPSOMITE OCCURRENCE IN THE TINTIC DISTRICT, UT AH. By Fred F. Mei.rsne,ยท ............................... 138 CoNVENTION BULLETINS TO ALL MINERAL SoCIETJES ................................... .............................. 147 WORLD NEWS ON MINERAL OCCURRENCES ยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยท-ยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยท...ยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยท 155 SOME MINES OF OXFORD COUNTY, MAINE. By N eil Jorgensen ............ 158 NEWARK...Rea,ner ............................ 160 TEXAS MINERAL SHOW ยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทโขยทยทยทยทยทยทยทโขยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยทยท |
 | Masterman, G. J., Cooke, D. R., Berry, R. F., Walshe, J. L., Lee, A. W., Clark, A. H. (2005) Fluid Chemistry, Structural Setting, and Emplacement History of the Rosario Cu-Mo Porphyry and Cu-Ag-Au Epithermal Veins, Collahuasi District, Northern Chile. Economic Geology, 100 (5) 835-862 doi:10.2113/gsecongeo.100.5.835 | Journal (article/letter/editorial) |
| Porphyry and Cu-Ag-Au Epithermal Veins, Collahuasi District, Northern Chile GLENTON J. MASTERMAN,โ ,* DAVID...JOHN L. WALSHE, CSIRO Division of Exploration and Mining, P.O. Box 1130, Bentley, Western Australia 6102...Geological Sciences and Geological Engineering, Queens University, Kingston, Ontario, Canada K7L 3N6 ...Cu-Mo-Ag deposit is located in the Collahuasi district of northern Chile. It comprises high-grade Cu-Ag-(Au)...the core of a porphyry Cu-Mo orebody. Rosario has mining reserves of 1,094 million metric tons (Mt) at 1 |
