 | | Journal (article/letter/editorial) | | deposits of the Neoproterozoic Mara Rosa magmatic arc, central Brazil Claudinei G. de Oliveira *, Márcio...Universidade de Brası́lia, Brası́lia-DF, 70910.900, Brazil Received 18 August 2003; accepted 24 April 2004...the Neoproterozoic Goiás Magmatic Arc, central Brazil, dates back to the beginning of the 1970s. The...Neoproterozoic juvenile crust, the Arenópolis and the Mara Rosa arcs, are identified. They lie in the southern...values between + 3.0 and + 4.6. In the Chapada – Mara Rosa area, the supracrustal rocks form three individual |  | | Journal (article/letter/editorial) | | assemblage from Neoproterozoic mélange, Central Brazil Matthew T. Brown, Reinhardt A. Fuck, Elton L. Dantas...assemblage from Neoproterozoic mélange, Central Brazil, Precambrian Research (2019), doi: https://doi...assemblage from Neoproterozoic mélange, Central Brazil Matthew T. Browna*, Reinhardt A. Fucka, Elton L...University of Brasília, Brasília, Federal District, 70910-900, Brazil *Corresponding author. E-mail address:...Abstract The Neoproterozoic Brasília belt, central Brazil, formed during the amalgamation of West Gondwana |  | | Journal (article/letter/editorial) | | late discovery of the phenomenal Cripple Creek district, essentially subsequent to the development of...Analyses of calaverite from the Kirkland Lake district, Ontario, Canada, show up to several tenths of...Solberg 1995). Calaverite is known from the Star mine in Montgomery County, North Carolina, where it occurs...Vindicator mine, Haralson County, and the Consolidated and Singleton mines of the Dahlonega district, Lumpkin...of twinned calaverite crystals from the Cresson mine, Cripple Creek, Teller County, Colorado. Dave Bunk |  | | Book | | Alkmim Editors São Francisco Craton, Eastern Brazil Tectonic Genealogy of a Miniature Continent Regional...Alkmim • Editors São Francisco Craton, Eastern Brazil Tectonic Genealogy of a Miniature Continent 123...Estado do Rio de Janeiro Maracanã, Rio de Janeiro Brazil Fernando F. Alkmim Escola de Minas Universidade...Preto Ouro Preto Brazil Umberto G. Cordani Universidade de São Paulo São Paulo Brazil ISSN 2364-6438...significant contributor to the mining industry in Brazil. This book provides a state of knowledge overview |  | | Book | | domínio oceânico (em branco) e sedimentares (em rosa); as altas estão representadas em laranja. Também...o caso de um cinturão colisional (continentes em rosa), mas bacias de antepaís se formam também associadas...pequenas aberturas oceânicas e os oceanos formados (Goiás, Borborema, Adamastor e Climene) tinham ligações... que incidiu pelo menos no Rio Grande do Sul e Goiás; o de 650-600 Ma, o mais generalizado no território...reconhecido, com pequena área ex- exposto (escudos, em rosa) e a cobertura de plataforma (em amarelo). O Brasil |  | | Report (issue) | | crystal weighed 455 kilograms. 2m: The Queen Anne mine in Zimbabwe has produced crystals up to 2 meters...some pegmatites. This specimen, from Minas Gerais, Brazil, is housed in the Deutsches Edelstein Museum in...crystals are found in soils and stream gravels in Brazil. On the other hand, at high temperatures and pressures...near Sabsar, on the Gilgit to Skardu Road, Skardu district, Northern Areas, Pakistan. Collection Ty Lawrence;...and quartz; 15 cm from the Shigar Valley, Skardu district, Northern Areas, Pakistan Because it is associated |  | | Journal (issue) | | FICTION LANDMARK ART OF LIVING ARTIST C o p p e r Mine in B i n g h a m C a n y o n By JOHN BIGELOW Desert...Cover Contest A w a r d s A n n o u n c e d LOST MINE Big A n t e l o p e Placer, b y JOHN D. MITCHELL...her story of the reopening of the old Keane Wonder mine overlooking Death Valley, Helen Anderson has given...pioneering as the oldtimers knew it. The Keane Wonder mine is a gigantic cavern with its roof and walls held...roof of the mine. Thousands and thousands of tons of earth have been removed from the mine during former |  | | Book | | BARTORELLI ::• . . .. MINERALS & PRECIOUS STONES OF BRAZIL Sponsored by: VALE MINISTER.IO DA CULTURA ©...Brasileira do Livro, SP, Brazil) Cornejo, Carlos .Minerals & precious stones of Brazil. Carlos Cornejo, Andrea...3. Minerals - Brazil 4. Minerals- Classification 5. Mineralogy 6. Mineralogy - Brazil - History 7. Precious...Precious stones - Brazil I. Bartorelli, Andrea. II. Title. 09-10025 Cover photograph: Crystal of brazilianite...Landmann. CDD-549 Indexes for systematic catalog: 1. Brazil: Minerals and precious stones: Mineralogy and gemology |  | | Journal (issue) | | co-winner was a mineral specimen of pentagonite, calcite, and heulandite. The photo was taken by Jonathan...Lytle Coleman, Owner/Operator Mine Owner of Lava Cap Thunderegg, Mine Shaft Thunderegg, Eggzilla Thunderegg...726 Durham St. Hellertown, PA 18055 ROUGH GEMS MINE-DIRECT FACETING ROUGHS & MINERAL DIAMOND PACIFIC...twenty-five inches tall. Many are made and imported from Brazil. The number of gemstones on those trees ranges...collected at their Yellow Gem Mine, in Idaho. PHOTO BY YELLOW GEM MINE This exotic common opal from |  | | Journal (issue) | | Albuquerque. 28 Annual Jamboree of Arizona Small Mine operators association at Tucson. C. M. d'Autremont...California Federation of Womens' clubs, southern district, to hold annual convention in El Centro, California...of a Renegade Pahute By GEORGE E. PERKINS 22 GEMS Mine That Has Everything—Except Gem Stones By JOHN W..."lost" Amargosa mine and learned that an old man named Garcia who had discovered the mine was living in...persuaded him to draw a map showing the location of the mine. Egbert and his companion bought a team of horses |  | | Journal (issue) | | Tropico Mine, the Lancaster area, a visit to the San Bernardino Museum, Dale Mining District near Twentynine...Twentynine Palms, San Jacinto and Santa Rosa Mountains above Palm Desert, Anza-Borrego Desert State Park...little or no impurities), with later depositions of calcite and others. The quartz is usually clear, but may...filled with minerals such as agate, quartz, or calcite, the term nodule should be used. The two terms...miles west of the town which now bears his name. The mine which Wickenburg called the "Vulture" became one |  | | Journal (issue) | | other than Earl Parot, who is a personal friend of mine and whom I esteem very highlyOf course you have...along with you there will be no difficulty. —K.H. Mine was Too Rich . . . Pasadena, California Dear Mr...traveling on foot towards Needles from the Black Metal mine of Pete McGuire down the river, he came upon the... b y M A R S H A L S O U T H LOST MINE Lost 'Captain Dick' Mine By JOHN D. MITCHELL . . . . 25 Masonic...cowboy, and he was a good one—trustcers in the posse which finally ran the by this time." worthy and |  | | Journal (issue) | | Arizona. Oct. 6-8—Tri-State Fair and Sheriffs Posse Rodeo, Deming, New Mexico. Oct. 6-8 — Cochise County...Desert Signboards By RANDALL HENDERSON SCIENCE LOST MINE HISTORY NATURE LANDMARKS 5 9 16 19 23 24 MINING...California's Borrego Badlands, where a special type of calcite crystals were found for the making of Polaroid...the first time the story of the discovery of the calcite deposits and the circumstances which brought them...Map by Norton Allen 7 HE FIRST hint I had of calcite in Palm Wash area was an idle statement by Ted |  | | Journal (article/letter/editorial) | | of secondary minerals at the Spring Creek copper mine, on the flank of Mount Remarkable, near Wilmington...quartz – feldspar – tourmaline rock in an abandoned mine at Sierra Gorda, near Antofagasta, Chile. Schlüter...discovery locality, the Brandholz-Goldkronach mining district, Germany. Found as a product of alteration of...Fürstenzeche lode, Brandholz-Goldkronach mining district, in the western part of the Fichtelgebirge, Bavaria...locality. Found at the Cerchiara manganese (braunite) mine, Val di Vara, eastern Liguria, Italy. Basso, R. |  | | Journal (issue) | | Gressman tom.gressman@minrec.org The Tintic District: Juab and Utah Counties, Utah...................COVER: CLINOCLASE, 3.9 cm, from the Mammoth mine, Tintic District, Utah. Rock Currier collection; Jeff Scovil...holds a sample of a pascoite group mineral at a mine in Grand County, Utah. Died, Alex Earl, 26 Jayson...over the American West. A trip to the Blue Bell mine near Baker, California, in 2016 was particularly...Phurcalite with brochantite, 2-mm view, from the Posey mine, San Juan County, Utah. Alex Earl collection and |  | | Journal (issue) | | Arizona. Feb. 2-8—Desert Museum field trip to calcite mine west of Salton Sea in California's Coachella...Life on the Desert By LOUISE SWITZER THOMPSON LOST MINE Quest for the Peralta Gold By ROBERT L. ©ARMAN...barge skippers who hauled gold ore from the old Moss mine in Oatmai after the civil war. Behind John's cottage...little-known areas from Coachella Valley's Santa Rosa Mountains to Boquillas Canyon in the Big Bend country...slowly about. But there! On the smallest desk near mine lay all six grains in a neat little pile. "You win |  | | Journal (issue) | | CLOSE-UPS About those who write for Desert 16 LOST MINE Lost Blue Bucket Gold By JOHN D. MITCHELL 17 ...Valley 18 August 15-17—Quay County Sheriff's Posse Rodeo. Tucumcari, New Mexico. CONTEST Prizes for...children were entitled to schooling, a school district was formed and fine modern class rooms were built...seen everywhere. Contra Costa county's mounted posse has taken prizes in parades for their costumes and...wood known as Jet is likely to be found in—Copper mine dumps Quartz veins Iron deposits Coalmines 6—Yucca |  | | Journal (issue) | | Fe. June 2—Park Lake Day and Fishing Derby, Santa Rosa, New Mexico. June 2-3—Morongo Valley, California...Mexico State Championship High School Rodeo, Santa Rosa, New Mexico. June 16—Desert Catalpa Club Hospitality...lull in the fighting ensued until August 18 when a posse of nine men, headed by Deputy Sheriff J. B. Simpson...suffered damage except to their reputations—the posse being criticized rather freely for the tactics employed...Receiving less than half the wage paid to common mine laborers, the charcoal camp employee lived in crude |  | | Journal (issue) | | the robbery. Daniels hastened to the Copper Queen mine office where Ben Williams offered to furnish a few...few horses and all the guns needed for a posse. Returning to town Daniels met a boy who had just seen...in confusion. However, he managed to recruit a posse and they saddled up and headed for Tombstone to...started on it. Hurrying back to town, he found a posse ready to start. By this time it was 3:00 a. m. They...told by another man at Soldiers' Holes when the posse arrived there near sundown. Daniels' men took time |  | | Report (issue) | | Monaghan , Ireland. It is not recorded that this mine made any contribution to the antilnony supply during...Foreign Countries • • • • • •• • Total from British Posse�sions ••• ••• ••• I O 0 t I I • TOTAL France...lJnited Jack shut down. The Monarch Hill is the only mine now working antimony ore in th.e Union. The company...quartzite. The vein filling is composed of slate , calcite, and quartz , and the veins vary in width from...native antimony in depth . The output from tl1e mine is smelted and refined locally. Du1'i.ng the period |  | | Journal (issue) | | found in the Sterling Hill mine by John Kolic. It occurs on white calcite which contains small amounts...arsenopyrite. The guerinite is found on a surface of the calcite matrix and occurs as opaque white pearly aggregates...originally discovered at two localities: the Daniel mine, Schneeberg, Sachsen, Germany; and from Richelsdorf...HAWLEYITE Hawleyite, CdS, occurs in the Sterling Hill mine. The specimen was found many years ago but was mislabeled...parageneses, this one is from the Sterling Hill mine. The Sterling Hill yeatmanite is brown with high |  | | Journal (issue) | | 4—Palm Springs Desert Museum Field Trip to Dolomite Mine off Palms to Pines Highway, Palm Springs, California...near Raton. N.M. Dec. 19—Dons Travelcade to Vulture Mine. Wickenburg. From Phoenix, Arizona. D ec . 24 —...Lake. He had followed Weight of a field where calcite mining most of his long life and had HERE HAVE...water problems are compared with vada Scheelite mine and eventually those of our Southwestern predeces-...ash were the rocks he had promised. Some of the calcite geodes were large—eight inches or more across — |  | | Journal (issue) | | Cancrinit, Fluorit und Fuchsit aus der Vulkaneifel 26 Calcite im Schweizer Jura 30 Bemerkenswerte Mineralienfunde...Die fast schwarzen Qualitäten zeigten teilweise rosa bis violettes Farbspiel. Beim Schleifen traten folgende...Schade war, daß die bekannt schönen, honiggelben Calcite und auch die Raritäten wie grüne Fluorite aus Malmberget...auch die prächtigen Boulder Opale aus der Prärie-Mine in Australien (von E. Schlangenotto) sowie die Katzenaugen-Opale...cm langer Bergkristall von der Stiepelmannschen Mine. Rechts unten: Botschafter H. Asheeke beim Goldwaschen |  | | Journal (issue) | | it is: He jell into a cactus—that little boy of mine: One would think he had the measles for he looked...Shumway filed on a homestead high UD in the Santa Rosa mountains on the rim of the Southern California...Asbestos mountain in Southern California's Santa Rosa range with dynamite. We filed on our claim 4300...me to have something in my possession that is not mine. And, so, I am returning it to you under separate...oj a Calcite rhomb. JQock "That Makes Ifou. See trouble Having a hardness of only three, calcite crystals |  | Crósta, A.P., Reimold, W.U., Vasconcelos, M.A.R., Hauser, N., Oliveira, G.J.G., Maziviero, M.V., Góes, A.M. (2019) Impact cratering: The South American record – Part 1. Geochemistry, 79 (1) 1-61 doi:10.1016/j.chemer.2018.06.001 | Journal (article/letter/editorial) | | State University of Campinas, Brazil University of Brasília, Brazil Natural History Museum – Leibniz...d Federal University of Bahia, Brazil e University of São Paulo, Brazil b c A R T I C LE I N FO A B...Universitária ‘Zeferino Vaz’, Campinas, SP, CEP 13083-855, Brazil. E-mail address: alvaro@ige.unicamp.br (A.P. Crósta)...xxx–xxx A.P. Crósta et al. offshore region of Brazil. Once again, this number of impact structures in...research and meteoritics have been presented in Brazil and Argentina by renowned researchers in the field |
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