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| deposit. Table 4, part B, gives an alphabetic list of mine and properties followed by the deposit name. CHARACTERISTICS...Sulfides likely to be present include pyrite, galena, sphalerite, and arsenopyrite (Berger, 1986). These minerals...deposits used in Table 1 may represent a major mine, district name, or local town name or other prominent... Pyrrhotite appears to be been reported in just a single mine in the East Belt of the Sierra Nevada foothills...veins" in the Meguma Group deposits, Nova Scotia. Galena is listed third by Junner (1921) in the Victoria |
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| Cover Photo: Chapter 20. 10 La Caridad Copper Mine, I. Salas, Guillermo P. 90-28579 ■ Sonora. 98765432...Jose Perezyera y Z. 95 i 9. The Fuentes-Rio Escondido coal basin, Coahuila D. Verdugo F. and C. Ariciaga...Summary of exploration and development at Rio Escondido . 129 F. Verdugo D. and C. Ariciaga M. 11. Geology...mineral deposits of the El Boleo copper mine, Santa Rosalia district, Baja California Sur . Ivan F. Wilson...Topia Mining District . H. Monje H. 215 23. Geology of the Tayoltita Mine, San Dimas District, Durango |
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| 2020 CAPTIVATED BY CREEDE Evolution of a Silver-Mining Boomtown METAMORPHIC INDEX MINERALS ROCK & GEM...ROCKNGEM.COM VOL. 50 NO. 06 • JUNE 2020 10 SILVER MINING SURVIVOR Creede Colorado Navigates Economic Transition...20 SOUTHWEST SUMMER Exploring San Juan Mountain Mining History 50 FIELD TRIP FOCUS Making Memories and...Serras-Herman REGULAR COLUMNS Witness to Morocco’s Modern Mining Rush Field Notes ...............................about the Polka Dot Mine in Central Oregon, information about connecting with the mine via Facebook was |
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| collecting. Although Texas is not known for its mining industry, be cause of its large oil and gas exploration...Llano County in the early 1900s but was flooded by Lake Buchanan in 1938. The Terlingua mining district...minerals. Mining here was contin uous from 1900 to the middle 1940s; but the Mariposa mine, which produced...& Minerals on "The Weeks Pegmatite Mine, Wakefield, Carroll County, New Hampshire" (March/April 1991)...66, May/June 1991 197 LOCALITIES BY COUNTY Bastrop County KEY mm T * ? — — — — best occurrence |
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| the early days of gold mining in Alabama in the Cragford district of Clay County, the workings which entered...Palmer, Alaska. ARIZONA—From a locality in Mohave County in N . W . Arizona, we have an interesting specimen...(titaniferous amphibole) in camptonite. Found 8 miles south of Hoover Dam on road to Kingman, Arizona."—on label...glauberite xls mailed you last June from Imperial County near Bertam Siding on the Southern Pacific R.R...1959, from Ralph A. Clutter, 133 E. Penn. Ave, Escondido, Calif. The xls are gypsum—rough, dark gray xls |
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| .....................................356 North Dakota ............................................................................................427 South Carolina .................................................................................430 South Dakota .............................................................548 Table of Maps Page Alabama County Map ...................................................................................4 Alaska County and Stream Map ............................... |
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| ....................................... 102 District of Columbia ............................................................................ North Dakota........................................................ South Carolina......................................:.................... South Dakota..........to refer to Geological Survey Bulletin 507, "The mining districts of the western United States," and to...abundant it may have been completely exhausted by mining or quarrying. Deposits of minerals that are widely |
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| Olaf P. C. A. Logan, District Mining Engineer C. McK. Laizure, District W. Burling Tucker, Reid...Chief Geologist Mining Engineer District Mining Engineer Sampson, Assistant District Engineer Chas...Chas. V. Averill, District Mining Engineer Frank Sanborn, Mineral Technologist Henry H. Symons, Statistician....... .... - - ... Herbert A. Franke, Junior Mining Engineer (Librarian) - Los Angeles Los Angeles...San Francisco TABLE OF CONTENTS Page DISTRICT REPORTS OP MINING ENGINEERS Redding Field Division Sacramento |
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| zation. The LuckyCuss,Escondido, Wedge,McCann,andLuck Sure ore bodies form a north-south zone near the contact...They are the rare mineral alabandite,galena, tetrahedrite,sphalerite,pyrite, and chalcopyrite. Oxidationproductsof...the only know hypogenemanganesemineral from the district. Moses and Luquer 3 describedit as oc- curring...Specimens of alabanditefound recentlyon the dumpof the mine showmuch oxidationto brown and blackcoatingsindistinguishable...sulphidein the hypogenemineral sequence of the district. A rare zincmanganate, hetrrrolite, ZnO. Mn20• |
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| 2 BIG SK Y COUNTRY Revisiting Montana’s Rich Mining History CAPTIVATED BY BIRTHSTONES Considering...Voynick 20 Aragonite 42 Exploring Montana’s Mining Past Out and About in the Pioneer Mountains Region...the Diavik Mine in Canada; a fossil ammonite recovered from Fox Hills Formation, South Dakota. (Rio Tinto...Free minerals for kids Speakers Smithsonite, Kelly Mine, NM Watercolor by Frederick C. Wilda© Speakers...Virgil Lueth Kevin Downey Barite on Calcite Montreal Mine, WI Watercolor by Fred Wilda© Shop in Air Conditioned |
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| trip through Sudbury, Cobalt, Ontario, Porcupine mine and parts of Michigan. T h e talk was illustrated...Village, L.I. N.Y. HOUis 4-4494 3-2-58 Rockland County Mineral and Gem Society (N. Y.) Over forty members... Marguerite Collyer. West Nyack, N.Y. Capitol District Mineral Club A singular and unique distinction...distinction has become the responsibility of the Capitol District Mineral Club of Albany, New York. At a meeting...to grant a provisional charter to the Capitol District Mineral group in order to incorporate and affiliate |
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| Garnet (New Mexico) Prairie Agates PROJECT: (South Dakota) Bola, Brooch or Pendant? ‘COLLECT AND PRESERVE’...until 4/28/15 U S $5.99 0 74470 02033 PRINTED IN USA 2 04 THAILAND’S ‘GEMSTONE TRIANGLE’ 2 www.rockngem...known Golden-brown, banded chalcedony from South Dakota and Nebraska by Steve Voynick by David B....... 36 A very special educational event Gollar Mine Barite and Sulfides ......................... 60...taken hold, of sulfur to make this rock of old, Galena, the name that it now bears, spinel law is my favorite |
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| .....................................302 North Dakota ............................................................................................366 South Carolina .................................................................................368 South Dakota ..............................................rights, so remember you were told. If in doubt, a county map will tell you who the legal owner is. Good...gemmy qualities for cutting and polishing. AUTAUGA COUNTY PRATTVILLE, N. 6 mi., and just E of the Birmingham |
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| .....................................302 North Dakota ............................................................................................366 South Carolina .................................................................................368 South Dakota ..............................................rights, so remember you were told. If in doubt, a county map will tell you who the legal owner is. Good...gemmy qualities for cutting and polishing. AUTAUGA COUNTY PRATTVILLE, N. 6 mi., and just E of the Birmingham |
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| Ala., a little village whose main industry is mining scrap mica. ALASKA—"I see that you like some rocks...a year ago a pocket of these were opened in the mine at Washington Camp. Patagonia (Santa Cruz Co.),...most, if not all, of them. One is a good friend of mine so I have several specimens. Recently another pocket...letter from Ralph A. Clutter, 133 E. Penn Ave., Escondido, Calif. What beautiful specimens! One was a slender...'Arizona Gem Fields'. Near Indian Pass, Imperial County, Calif., and then deep in the Muggins Mountains |
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| GEOLOGY AND MINERAL RESOURCES OF SAN DIEGO COUNTY, CALIFORNIA By F. HAROLD WEBER JR., California...parts of several sections, by R. M. Stewart COUNTY REPORT California Division of Mines Ferry Building...CAMPBELL, Director AND GEOLOGY State Geologist COUNTY REPORT ^ Price $8.00 3 CONTENTS Page ABSTRACT...granodiorite Indian Mountain leucogranodiorite Escondido Creek leucogranodiorite __ Roblar leucogranite...Structural .. MINERAL RESOURCES _ AND MINING History of mining Mineral production _ Land ownership and |
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| R. Kampf Natural History Museum of Los Angeles County Arthur Roe Tucson, AZ Abraham Rosenzweig University...36 Deepwood Crescent Don Mills, Ontario M3C 1N8 South Africa: Horst Windisch 30 Van Wouw Street Groenkloof.....157 by C. Albertini Sellaite from the Brumado mine ..................................................Iron and Washington Counties) and Arizona (Mojave County). This region is one of the last American frontiers...Golden, Colorado 80401 n 1 9 0 2 , the well-known mining engineer and authorRickard toured the mines o f |
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| LOWER CALIFORNIA. ROBERT S. MOEHLMAN. GOLD DISTRICT, CONTENTS. Introduction .......................... 76• INTRODUCTION. IN TI-IEAlamo gold district,Lower California,numerousbasic dikes,of parallelstrikeand...the 750 DIKES AND VEINS OF THE ALAMO GOLD DISTRICT. 751 Alamo Gold Syndicate,who has very kindly...are also due to Mr. S. J. Clausen, managerof the mine, and Mr. A. Chapa,engineer,for their cooperationin...OF THE NORTHERN PENINSULA. Alamo is 75 miles south of the internationalboundary,in a geologicalenv |
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| 4 cm -high specimen is from the DeMaria mine in Placer County, California. (Jeff Scovil Photo/Brett Keller... collecting run-of-the-mine specimens by Steve Voynick Montana Placer Mining .........................day of the Deming show, I made the 200mile drive south from Belen so I could get the first picks. I picked...Wholesale and retail show; Gem Faire Inc.; Lane County Events Center; 796 W. 13th Ave.; Fri. 12-6, Sat...4-6—FARMINGTON, NEW MEXICO: Annual show; San Juan County Gem & Mineral Society; Civic Center; 200 W. Arrington; |
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| setting of scheelite deposits ....... 7 Brejui Mine. .................... 10 Production, reserves... In pocket Figure 2. Location of scheelite district, Northeast Brazil. . . 8 TUNGSTEN RESOURCES...tons, 80 percent of which is won by mechanical mining and 20 percent by prospectors (garimpeiros) using...from just two operations--the Breju}. Mine and the Barra Verde Mine, both located on different parts of...estimates of the magnitude of reserves in the district; the apparent lack of reserves did not encourage |
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| OF DEATH VALLEY By Audrey Pavia 40 ROYAL PEACOCK MINE: A LEGACY OF COWBOYS AND OPALS By Amy Grisak 46...SHOW June 23rd – 26th 2022 (9am to 6pm) Jefferson County Fairgrounds Madras, Oregon FREE PARKING FREE ADMISSION...COM | MAY 2022 7 Sale MADEIN INUSA USA MADE MADEIN INUSA USA MADE !)Fydmveft!Bmbtlb!'!Ibxbjj* Sale...Catalogs Free Catalogs Free Catalogs William Tell Mine Turquoise Ithaca 1929turquoise.com 8 ROCK&GEM... Peak Kingman Arizona Sale Sale 0 Poland Mining Camps has obtained exclusive access for our customers |
 | | Journal (issue) |
| SEPTEMBER–OCTOBER 2019 Articles The Golconda District, Minas Gerais, Brazil ..........................AUTUNITE on TOURMALINE, 11.9 cm, from the Golconda I mine, Minas Gerais, Brazil Brice Gobin (Mineral Art)...$324/three years, (Canada) $186/one year, (outside USA other than Canada) $265 for one year Subscription...Ceylon, Australia (including Tasmania), China, South Africa, Namibia, Chile, Peru, Bolivia, Brazil and...“German Silver: An Historical Perspective on Silver Mining in Germany” (1986) and “Famous Mineral Localities: |
 | | Report (issue) |
| INDEX OF MINING PROPERTIES IN COCHISE COUNTY., ARIZONA by Stanton B. Keith Geologist Bulletin 187...research and provide information about exploration. mining. and metallurgical processes that are needed in...Technology Branch J. Brent Hiskey Assistant Director Mining and Mineral Resources Researchlns~tute Orlo E...Affirmative Action Employer. INDEX OF MINING PROPERTIES IN COCHISE COUNTY, ARIZONA by Stanton B. Keith Geologist...produce copper. The Warren (Bisbee) mining district, which includes this mine, yielded 167,242,000 tons of ore |
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| Internet, Fax, and Mail) Heritage Auctions Design District Annex 1518 Slocum Street • Dallas, TX 75207 Session...Collection LOT VIEWING Heritage Auctions Design District Annex 1518 Slocum Street • Dallas, TX 75207 Wednesday...museum-quality Tourmalines, including the 2nd largest Sapo Mine “shaving brush” and an exceptional Elbaite on Feldspar...CALEDONITE Mammoth-Saint Anthony Mine, Tiger, Pinal Co., Arizona, USA Named by the Romans for the area...This example hails from the Mammoth-Saint Anthony Mine: a legendary Arizona locality. Unlike the vast majority |
 | | Report (issue) |
| OF MINERALS AND MINERAL LOCALITIES ALLANITE Inyo County: 1, Coarse grained allanite occurs in a pegmatite...quadrangle, McAllister (4) p. 52. Los Angeles County: Additional reference, Patchick (2) p. 237. This...diagrams. 1, AMPHIBOLES ACTINOLITE San Bernardino County: 3, Additional Wrightwood, reported by Berkholz...locality in alluvium, near 21. HORNBLENDE Inyo County: 1, In large prismatic crystals up to 2.5 inches...Panamint Range, McAllister (4) p. 52. San Bernardino County: 2, Pargasite variety of hornblende occurs in coarsely |
