 | | Journal (article/letter/editorial) | | AMERICAN AND CARIBBEAN MINERALIZATION G.L. CUMMING Department o f Physics, University of Alberta, Edmonton...Edmonton, Alta. (Canada) and S.E. KESLER Department o f Geology, University o f Toronto, Toronto, Ont. (Canada)...Cu deposits. Intrusive igneous rocks (quartz diorite to quartz monzonite) in the area reflect this zonation...tons) Au vein deposits such as La Libertad and Monte Cristo. Most of these deposits have Ag/Au ratios close...to 1 with the exception of Monte Cristo, which is essentially a silver mine. In addition to these vein |  | | Report (volume) | | International Cooperation Administration, U. S. Department of State UNITED STATES GOVERNMENT PRINTING OFFICE...OFFICE, WASHINGTON a 1957 UNITED STATES DEPARTMENT OF THE INTERIOR FRED A. SEATON, Secretary GEOLOGICAL...Honduras-------------~----------------------------------- El Quetzal mine_______________________________________..._________ Siria mine ________________________ ------------- __ ----Los Hornitos mine ______ ;_______...mine____________________________________ La Uni6n mine ________________ -----------------------(}uatem |  | | Journal (article/letter/editorial) | | Busby1, Luca Ferrari2, and Luigi A. Solari2 1 Department of Earth Science, University of California, Santa...America 1201 Murray et al. main highway Tuscon El Paso railroad SMO TMVB 30°N A. S. U. Hermosillo...Tomóchic Basaseachic Fig. 2 San Juanito Creel Divisadero unextended core of the SMO a Los Mochis La...Supergroup ignimbrites ~50 km to the northeast near Divisadero (ca. 30 Ma; Swanson et al., 2006). LITHOLOGY...the Guazapares fault zone between Témoris and Monte Cristo. 16 Tta Ttba 28 20 Tsiw Ttt 25 24 |  | | Journal (article/letter/editorial) | | IsotopeEvidence for the Formation of Epithermal Gold Quartz Veins in the Chortis Block, Nicaragua K. SUNDBLAD...Chortisblockis exposedin southern Guatemala, Honduras, E1 Salvador, and northernNicaragua(Horne et al., 1976) and...bounded bysteep northeasterly dipping faults thoughthe El Plan Formationand related rockshave (McBirney andWilliams...gold-bearingquartzveinsin the ChorUsblock:7 = Monte Cristo;NicaraguanDepressiongroup,8 = Chorreadero,9...last 100 yrs (RobertsandIrving, 1957). Minesin the El Lim6n,La Libertad,andBonanzadistrictsare still in |  | | Report (volume) | | PRINTING OFFICE, WASHINGTON : 1951 UNITED STATE S DEPARTMENT OF THE INTERIOR Oscar L. •chapman, Secretary...-----------------------------------------~onte Cristo Gulch ___ ----------------------------------------...----------Arctic mine ______________________________________________ _ Senator mine ________________...____ _ Vanderbilt mine __________________________________________ _ El Dorado mine ______________________...__________________ _ Monte Cristo mine __________ ------ ________ ----- __________ _ Bemrose mine ___________ |  | | Journal (issue) | | 00, 2x2 $1.50, 2x3 $2.25. Chalcopyrite Xls on Quartz, XIs Concepcion Del Oro, Zacatecas, Mex. Brassy...crystals of ,/j" to j/2" size perched on translucent quartz crystals. Choice cabinet display pieces. 1x2 .75... smoky quartz, rhodochrosite, rhodonite, lace agate, rose quartz, quartz (dyed), green quartz, aventurine...HISTORY—David Al. Seaman HISTORY AND GEOLOGY OF MONTE CRISTO, WASH.—Jeff Kroft TURNING ALABASTER—Robert A... by Neal Yedlin ................. 430 FOSSIL DEPARTMENT—Conducted by Jerry Case .................... |  | | Report (volume) | | DEPARTMENT OF THE INTERIOR HUBERT WORK, Secretary UNITED STATES GEOLOGICAL SURVEY GEORGE OTIS SMITH...Russell mine, near Maltby; B, Hydraulic jet in Heaton & Russell mine; C, Hayes-Hoblitzell mine, near Marble;...Marble; D, Mammillary ore in Savage mine, near Murphy....................... VI. Views in brown-hematite...brown-hematite mines in western North Carolina: A, Ore bed in mine of Southern Iron Mining Co., near Andrews; B, West...bed shown in A; D, Ore vein in Heaton & Russell mine, near Maltby................................... |  | | Catalog/List | | ... Beaverdell, B.C. Distorted, 1 to 3mmxls on quartz. MM2.00/TN 4.00 ALLANITE ... Sheep Creek, MT. Somewhat...transparent pink micro xls on xlline alunite or quartz. MM2.00/ TN 3.00/ MIN 5.00/ SC 8.00 ANAPAITE ....One terminated .25 inch xl @ 15.00. A terminated quartz xl one inch long with several chalcostibite xl...colorless micro xls. MM1. 75/ TN 2.00 DIASPORD Champion Mine, CA. White, .1 to .3 inch xl blades micro abrasive...micro xls in amygdules. MM2.00 EUCHROITE... Monte Cristo, WA. Bladed green micro xls on matrix. MM2.00/TN |  | | Journal (article/letter/editorial) | | THE HISTORY AND GEOLOGY OF MONTE CRISTO, WASHINGTON By JEFF KROFT 2545 Warren Ave., North, SEATTLE, WASH...WASH. 98109 The mining camp of Monte Cristo was started on July 4, 1889, when two prospectors discovered...further financial backing was necessary to develop a mine, one of the original grubstakers, John Wilmans,...only major city nearby, Monte Cristo was almost isolated. To connect Monte Cristo with Everett, engineers...mining camp of Silverton. Between Everett and Monte Cristo, the Cascade Mountains formed a barrier, necessitating |  | | Report (issue) | | BASTIN. INTRODUCTION. The silver ores of the Monte Cristo mine, near Wickenburg, Ariz., are of peculiar interest...antimonides of nickel or cobalt, whereas at the Monte Cristo mine the native silver crystallized nearly or quite...delayed by the war and other causes. The Monte Cristo mine is about 12£ miles by wagon road northeast...maps of the district are available. In 1913 the mine was owned by Mr. Ezra Thayer, of Phoenix, to whom...high-grade ore and for numerous data concerning the mine. BEDROCK FORMATIONS. The prevailing country rock |  | | Journal (article/letter/editorial) | | and 2). Ever since the last operat ing mine (the Monte Cristo) closed in 1962, mineral collec tors have...district. The recent federal purchase of the Monte Cristo mine and adjacent property has essentially ended...the Beulah mine and the abandoned town of Rush on the northwest to the Silver Hollow mine on the Buffalo...the 1880s at the present site of the Morning Star mine. /. Michael Howard is a geologist with the Arkansas...Rodgers (1984). July/August 1989 R 15 W BEULAH MINE LEGEND Boone Formation •Fernvale limestone Plattin |  | | Journal (article/letter/editorial) | | Mineralizationin Beddedand BrecciaOres of the Monte Cristo Mine, North Arkansas KEITH R. LONG, WILLIAM C....oflateganguequartzandcalcite.It isnoteworthy that, in the Monte Cristomine, the beddedand brecciamineralizations...flank of the Ozark dome(Fig. 1). One of these,the Monte fluid. GeologicSetting District geology The rocks...rocks of the northern Arkansas zinc-lead dis- Cristo mine, located one mile east of the abandoned trict...mineralization district-wide mineralization, the Monte Cristo mine is foundonlywithin the OrdovicianEvertonandMisaffordsan |  | | Report (issue) | | Descriptive Geology, 30 Professional Paper No, 15 DEPARTMENT OF THE INTERIOR UNITED Sl'ATES GEOLOGICAL SURVEY.......................................... Bonanza mine... . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . . . Nikolai mine . . . . . . . . . . . . . . . . . . . . . . . ..... . . . . . . . . . . . . . . . . . . . . . Monte Cristo diorite...... . . . . . . . . . . . . . . .................................................. Quartz Creek......................................... |  | Nakai, Shun'ichi, Halliday, Alex N, Kesler, Stephen E, Jones, Henry D, Kyle, J.Richard, Lane, Thomas E (1993) Rb-Sr dating of sphalerites from Mississippi Valley-type (MVT) ore deposits. Geochimica et Cosmochimica Acta, 57 (2) 417-427 doi:10.1016/0016-7037(93)90440-8 | Journal (article/letter/editorial) | | Geochimica el Cosmochimica 0016-7037/93/s5.00 Acta Vol. Sl,, pp. 417-427 + .I0 Copyright0 1993 Pcrgamon...JONES,’ J. RICHARD KYLE,' and THOMAS E. LANES ‘Department of Geological Sciences, University of Michigan...USA ‘Department of Geological Sciences, University of Texas, Austin, TX 78713-7909, USA ‘Department of...sphalerite, fluorite, bar&e, dolomite, calcite, and quartz. Although they are thought to form from basinal...deposits of North America. Sphalerites from Immel mine, Mascot-Jefferson City district, east Tennessee |  | | Report (issue) | | ........................ . ........ . .. .. Monte Cristo District ..... . ..... . .. . . . ............tellurium as a telluride. It does not commonly occur in quartz in a free-milling condition, at least very far...mills have been erected which treated gold-bearing quartz successfully when the ore was taken from the surface...large extent, presumably because of an absence of quartz ledges which carry free gold. Silver is as widespread...upon as desirable. In some cases, as in the Monte Cristo mme, arsenopyrite occurs in such large quantities |  | | Report (issue) | | U.S. DEPARTMENT OF THE INTERIOR U.S. GEOLOGICAL SURVEY GEOLOGY, GEOCHEMISTRY, AND RESOURCE POTENTIAL...the Nopah Formation, the Sultan Limestone, the Monte Cristo Limestone, and the Bird Spring Formation. Other...Sultan Limestone and the middle member of the Monte Cristo Limestone have high resource potential for chemical-grade...massive to gneissic gray quartz diorite and massive gray to white granodiorite and quartz monzonite. The metasedimentary...and pendants in granite and gneiss at the Big Pine Mine (Table 1, no. 1). This marble contains too much |  | | Report (issue) | | . . . . . . . . . . . . . . . . . . . . Sunset mine . . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . . Non-Farell mine . . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . Ethel Consolidated mine. . . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . Kittanning mine . . . . . . . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . Merchant mine . . . . . . . . . . . . . . . . . . . . . . . . . . . |  | | Journal (article/letter/editorial) | | were also similar. Primary inclusionsin sphalerite,quartz,and dolomitehomogenized in the range 80ø to 132øC...small quantities chalcopyrite,pyrite, dolomite,quartz, jasperold,and is presentas calcite. Extensiveoxidationof...fluidinclusions in sphaler- ORDOVIClAN JOACHIM ite, quartz,calcite,and dolomitefrom someminesin •v•.•ON ...theprimaryinsequence as jasperoldand fine drusy quartz. In clusions manyof the sphalerites contained numerous...later than the sphaleriteand galena. crystalsof quartz (identifiedby electronmicroprobe Dolomiteoccursin |  | | Journal (article/letter/editorial) | | 107). 95. Dark limestone, with schistosity and quartz, 1,896 miles above mouth of Gens de Larg river;...(No. 179). 126. On Tasnuna river. Quartz gash veining in blue quartz schist bedrock, >} mile above canyon...Yosemite valley (no negative). El Capitan, looking southeast (No. 44). El Capitan, looking west, Yosemite...(No. 43). Yosemite valley, general view (No. 40). El Capitan from th e trail, Yosemite valley (No. 49)...remarkable in containing numerous phenocrysts of quartz, uniformly distributed throughout the mass. The |  | | Report (volume) | | CENTRAL CALIFORNIA DESERT CONSERVATION AREA DEPARTMENT OF THE INTERIOR DONALD PAUL MODEL, Secretary...mines and prospects, geochemical sample sites, quartz veins, and areas of altered rocks 7 TABLE 1....prospect and 10 tons at 43 percent iron at the Comanehe mine (fig. 2). Neither deposit is considered large enough...resources. An occurrence of silver at the Silver Lode mine adjacent to the wilderness study area is associated...within the study area adjacent to the Silver Lode mine has low potential for undiscovered hydrothermal |  | | Book | | collectors in Arkansas, Tennessee, and Missouri. Old mine dumps dot the mountainsides, and many of the mines...the waste material dump from the Morning Star Mine. The mine itself is to the north on the side of the mountain... out of the way, · This road goes to the Monte Cristo Mine, a popular collecting spot, about a quarter...the road. 5 Hundreds of people visit the Monte Cristo each year, and do a lot of digging, but a collector...work hard can still get excellent specimens. This mine has produced fine specimens of calcite--both water |  | | Book (edition) | | arth Resources Division of the Washington State Department of Natural Resources for their encouragement...mainly confined, in fact, to a small deposit of quartz gravel forming the irregular shaped flats bordering...in easter~ King county, known as the New Ca.c;tle mine, the property of the Oregon Im. pro,·ement Company...found near the town of Renton (Renton C. )~. Co. 's mine), at Bu. coda, at Cherry Hill, in Lewis and Chehalis...analysis.) The company -is erecting coking ovens. The mine is easily accessible by rail. CONNOR -CUMBERLAND |  | | Report (issue) | | STATES DEPARTMENT OF THE INTERIOR GEOLOGICAL SURVEY Geology of a part of the southern Monte Cristo Range...and cross sections of a part of the southern Monte Cristo Range, Esmeralda County, Nevada ..............Frequency diagram of fault trends in the southern Monte Cristo Range ............ 109 35. Photograph of slickensides... 71 vi Geology of a part of the southern Monte Cristo Range, Esmeralda County, Nevada By Steven W...sequence of the Esmeralda Formation in the southern Monte Cristo Range, Esmeralda County, Nevada, is informally |  | | Report (issue) | | UNITED STATES DEPARTMENT OF THE INTERIOR GEOLOGICAL SURVEY PRELIMINARY GEOLOGIC MAP AND CROSS SECTIONS...contains only a few small (%1 mm) phenocrysts of smoky quartz, sanidine, and plagioclase in a microcrystalline...breccia within the intrusive plug near the Staats mine, and similar to it in composition. It may represent...porphyritic rhyolite; locally vitrophyric. Phenocrysts of quartz, sanidine, plagioclase, and lesser biotite comprise...as much as one-third of the rock. Sanidine and quartz phenocrysts range from small crystals to prominent |  | | Journal (issue) | | CHALCOPYRITE on TETRAHEDRITE, 15 cm, from the Herodsfoot mine, Liskeard, Cornwall, England. Collection of the...the lives and times of its miners. The Botallack mine was selected as the example to feature because of...October 29, 1201. In addition to granting rights to mine tin ore, some charters also gave other privileges...mining activities. Today, only the South Crofty mine is operating, and even this operation is fighting...stockworks, and vein-swarms, are commonly encountered. Quartz, chlorite and tourmaline are frequently seen as |
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