 | | Report (issue) | | SURVEY PRELIMINARY DEPOSIT-TYPE MAP OF NORTHWESTERN MEXICO By Kenneth R. Leonard U.S. Geological Survey...Figure 4. of Mineral Deposits in Northwestern Mexico Los Gavilanes Tungsten District El Antimonio District... Preliminary Deposit-Type Map of Northwestern Mexico Kenneth R. Leonard Introduction The following...economic data on mineral deposits and occurrences in Sonora, North Baja California, South Baja California and...and the northern part of Chihuahua, Mexico. The area is important for the evaluation or mineral deposits |  | Wilkinson, W., Wendt, C., Wilkins, J., Haxel, G. (1986, March) Frontiers in geology and ore deposits of Arizona and the southwest, Field Trip Guidebook 3 - Precious metal mineralization, stratigraphy, and tectonics in southeastern California - Part B. Guidebook. Arizona Geological Society | Report (issue) | | depart from Stardust Motel Stop 1. Overview of Picacho Basin Stop 2. Traverse to examine structural behavior... Exposure of cataclastic ledge Stops 5 and 6. Picacho mine. Lunch* between stops Depart for Tucson Arrive...00. Directly ahead is Picacho Peak to the left of the highway and the Picacho Mountains to the right...this point, the view is increasingly dominated by Picacho Peak. It has the classic shape of an exhumed volcanic...Oracle Granite found near the summit. Fig. 1. Picacho Peak. Apparent dip of planar elements in the lava |  | | Report (issue) | | TUNGSTEN DEPO PART OF S OF THE SOUTHERN ORA, MEXICO cqo1~ration with the ECC:>N~)M][A NACIONAL...,.~ ......... ..,,..,. UNIVERSIDAD NACIONAL DE MEXICO, TNI:l:TT'I'TT...• • • • • • • • • • • • • • • • • • • • • 118 Picacho district •••••••••••••••••••••••••••••••• 118 Zubiate...Index map of the southern part of the State of Sonora, Mexico, showing tungsten deposits • • • • • • • •...showing tungsten deposits near Hermosillo, Sonora, Mexico •••••••••••• In 41. Geologic maps of the Carnaval |  | | Journal (article/letter/editorial) | | CHARACTERISTICS OF GOLD DEPOSITS IN NORTHERN SONORA, MEXICO: A PRELIMINARY REPORT MILES L. SILBERMAN...GILES,* Contratista Tormex, Chihuahua, Chihuahua, Mexico AND CINDA GRAUBARD Departmentof Geological Sciences...California93106 GeologicFramework of Northern Sonora havebeentightlyfolded.The southwestern boundary...(Roldan-Quintana,1979). Amorphousgraphite deof the Sonora-Sinaloa batholithof Cretaceousto early positsandW...1986). The norththe eastand south(Fig. 2). eastern Sonora Cu, Mo, W province represents an The most common |  | | Book (edition) | | Canyon, New Mexico 20 Minerals found at other Indian dwellings in Arizona and New Mexico 21 Minerals...American Museum of Natural History, New York Arizona-Sonora Desert Museum, Tucson; x = micromount collection...abandoned Indian settlements at Chaco Canyon, New Mexico (Table 2.1) . Some of these minerals were probably...which were combined from excavations at other New Mexico and Arizona Pueblo Indian dwellings (Table 2.2)...as western New Mexico" (Table 2.3). Table 2.1. Minerals Found at Chaco Canyon, New Mexico Aragonite Azurite | | | Book (edition) | | Canyon, New Mexico —.20 Minerals found at other Indian dwellings in Arizona and New Mexico — 21 Minerals...American Museum of Natural History, New York Arizona-Sonora Desert Museum, Tucson; x = micromount collection...abandoned Indian settlements at Chaco Canyon, New Mexico (Table 2.1). Some of these minerals were probably...were com- bined from excavations at other New Mexico and Arizona Pueblo Indian dwellings (Table 2.2)...as western New Mexico” (Table 2.3). Table 2.1. Minerals Found at Chaco Canyon, New Mexico 10 Aragonite |  | Wilkinson, W., Wendt, C., Wilkins, J., Haxel, G. (1986, March) Frontiers in geology and ore deposits of Arizona and the southwest, Field Trip Guidebook 3 - Precious metal mineralization, stratigraphy, and tectonics in southeastern California - Part A. Guidebook. Arizona Geological Society | Report (issue) | | depart from Stardust Motel Stop 1. Overview of Picacho Basin Stop 2. Traverse to examine structural behavior... Exposure of cataclastic ledge Stops 5 and 6. Picacho mine. Lunch* between stops Depart for Tucson Arrive...structural control of Au mineralization in the Picacho mine. Recent successes by exploration geologists...southeastern California. Two of these discoveries, Picacho and Mesquite, are now in production. The influx...University of Arizona) will guide us through the Picacho mine and surrounding areas. The emphasis here will |  | | Report (issue) | | a good day, the top of Picacho Peak can be seen (Shafiquillah, 1976). Picacho Peak in the past was a...thence to California via the Gila River. Now the Picacho Peak area is probably best known for the ostrich...hills. On skyline is massive "granite" (grey) of Picacho Mountain complex (10-11 o'clock) (Yeend, 1976)...jagged volcaniclastic units (dark grey black) of Picacho Peak at far 2 o'clock. (In between, 65 miles away...104.0 13.0 Suizo Mountains (10-11 o'clock). Picacho Peak and Mountain in far background. 104.3 13 |  | | Report (issue) | | Spring Wilderness Study Areas Indian Pass and Picacho Peak Wilderness Study Areas Kelso Dunes Wilderness...California----------------Location of the Indian Pass and Picacho Peak Wilderness Study Areas, Imperial County, ...as parts of Oregon, Idaho, Utah, Colorado, New Mexico, and California. This area is characterized by...type. In a study of mineralization in northern Sonora, Mexico, both a minus-80-mesh stream sediment and material...and San Lorenzo quadrangles in southwestern New Mexico (Alminas and others, 1975a, b, c; Alminas and Watts |  | | Report (volume) | | Mineral Resources of the Indian Pass and Picacho Peak Wilderness Study Areas, Imperial County, California... Chapter A Mineral Resources of the Indian Pass and Picacho Peak Wilderness Study Areas, Imperial County, California...Data Mineral resources of the Indian Pass and Picacho Peak Wilderness Study Areas, Imperial County, California...resources California Picacho Peak Wilderness. 3. Indian Pass Wilderness (Calif.) 4. Picacho Peak Wilderness...(CDCA-355) Wilderness Study Area and part of the Picacho Peak (CDCA-355A) Wilderness Study Area, Imperial |  | | Report (issue) | | and 114° west. Its southwest corner lies in Mexico. The Mexico-United States boundary also crosses the Lukeville...The Ajo and Lukeville quadrangles lie within the Sonora Desert section of the Basin and Range physiographic...others, 1968). Throughout southern Arizona, northern Sonora, and elsewhere in the western United States this...(Gray and Miller, 1984a, b). The field extends from Mexico to the northern edge of the quadrangle and from...related to intrusion and alteration of magnetite to pyrite (D.P. Klein, written conmun., 1984). Aeromagnetic |  | | Book | | "'<' ~/ BOUNDARIES U A Mo<'« u~ o V :¾ MEXICO r - ·•-.. ·-··-··-··-·· < •• ....... V S TATES...org/details/mineralsofmexico0000panc MINERALS OF MEXICO • ERALS OF ~XICO M ______ William D. Panczner...1938Minerals of Mexico. Bibliography: p. 1. Mineralogy-Collectors and collecting-Mexico. 2. Mines and mineral...mineral resources-Mexico. I. Title. QE377.M6P36 1987 549.972 86-13325 ISBN 0-442-27285-5 This boo i...i.. is deJicated tu the people of Mexico and to the three people who directly affected me and this project | | | Book | | anc MINERALS OF MEXICO 7 | : = Pras #0 AaprTTARE ; | MINERALS OF MEXICO William D. Panczner...1938Minerals of Mexico. Bibliography: p. 1. Mineralogy— Collectors and collecting— Mexico. 2. Mines and...and mineral resources— Mexico. I. Title. QE377.M6P36 1987 549.972 86-13325 ISBN 0-442-27285-5 This book...Jalisco; D. Santiago Ramirez’s La Riqueza Minera de Mexico, and his translation of Dana’s Tratado de Mineralogia...would like to thank the director of the Arizona-Sonora Desert Museum who allowed me to travel extensively |  | | Book (edition) | | ico as well as the world at large. The Arizona-Sonora Desert Museum specializesin minerals of the Sonoran...California, the southern portion of Arizona, and Sonora and Baja California, ;\Iex.ico.The Bisbee Mining... Another fine collection is found at the Arizona-Sonora Desert Museum (desertmuseum.org), which is only...found in Arizona, as well as from Sonora and Baja California, Mexico. Currently, the collection holds...ANDLAPIDARY MATERIALS OF ARIZONA 25 malachite, pyrite, quartz, and possibly other minerals. It has been |  | Bagby, W.C., Haxel, G.B., Smith, D.B., Koch, R.D., Grubensky, M.J., Sherrod, D.R., Pickthorn, L.G. (1987) Mineral resource assessment of the Kofa National Wildlife Refuge, Arizona. Open-File Report Vol. 1987 (87-609) US Geological Survey doi:10.3133/ofr87609 | Report (issue) | | freshly broken surface of a limonite pseudomorph of pyrite from the Livingston mine. The energy dispersive...in southern Arizona and adjacent California and Sonora (Tosdal and others, 1987). The Orocopia Schist...productive volcanic field. Ash flow tuff in the Picacho Region of southeastern California (Crowe and others...throughout the region of southern Arizona and adjacent Sonora and California. Wherever these volcanic units have...Metamorphogenic quartz+tourmaline veins, locally containing pyrite, are common through most of the phyllite and schist |  | | Book (edition) | | pseudomorph 133 after atacamite Phoenicochroite Pyrite Ransomite Selenium tn 152 160 167 173 Spangolite...and overflowing into adjacent parts of Sonora and New Mexico. The following features are typical of these...of essentially nothing but sericite, quartz, and pyrite. The large amounts of sericite in some of the deposits...account in part for the tremendous quantities of pyrite formed. Copper, of course, is another element introduced...limestones. 8. During and after hydrothermal alteration, pyrite and other sulfur-bearing minerals were introduced | | | Book (edition) | | Paratacan1ite pseudomorph after atacamite Phoenicochroite Pyrite Ransomite Selenium Spangolite Stolzite Stringhamite...and overflowing into adjacent parts of Sonora and New Mexico. The following features are typical of these...of essentially nothing but sericite, quartz, and pyrite. The large amounts of sericite in some of ~he deposits...account in part for the tremendous quantities of pyrite formed. Copper, of course, is another element introduced.... 8. During and after hydrothermal alteration, pyrite and other sulfur-bear:ing minerals ':"ere in troduced |  | | Report (issue) | | of allochthonous ternaries, Nevada and northern Mexico By Keith B. Ketner 1 Open-File Report 83-792 ...of allochthonous terranes, Nevada and northern Mexico By Keith B. Ketner ABSTRACT » Allochthonous terranes...Subsurface samples contain the primary minerals pyrite, galena, and sphalerite. The basal Silurian deposits...identified also in southwestern Nevada and in northern Mexico in strati graphic sequences very similar to that...mineralized in southwestern Nevada and in northern Mexico. Elsewhere, Lower Silurian rocks of the Road River |  | | Journal (article/letter/editorial) | | Jowett Geologic and geochemical study of the Picacho gold mine, California: gold in a low-angle normal...May 2005 Springer-Verlag 2005 Abstract The Picacho gold deposit, located in southeasternmost California...5.2&. This main-stage fluid precipitated quartz, pyrite, and specular hematite, accompanied by silicification...silicification and sericitization. Auriferous ore-stage pyrite was precipitated late in the fault evolution probably...extension on the Chocolate Mountains/Gatuna Fault. The Picacho deposit is characterized by a gold–arsenic–antimony |  | | Journal (article/letter/editorial) | | the Laramide porphyry copper belt in the White Picacho and Sheep Mountain districts (Keith et al., 1983)... Copper Basin (Crown King) Sheep Mountain New Mexico Arizona Nevada 36°N Las Vegas Globe-Miami...quartz + white mica + pyrite ± chalcopyrite ± K-feldspar with white mica ± pyrite ± chalcopyrite envelopes...sulfides range in size from 1 to 15 mm and have a pyrite to chalcopyrite ratio of approximately 10:1. K-feldspar...NE-striking veins of quartz + K-feldspar ± white mica ± pyrite ± chalcopyrite with biotitic envelopes cut Yavapai |  | | Journal (article/letter/editorial) | | PANAMA Gulf of Maraca,bo Gulf of Uraba Cucut• Picacho, and Concentracion Formations. These for- ': ...endorsedhere 200 km becausethe middle(?) Eocene Picacho Formation then becomescomparableto the underlyingPaleo1...(Figs. 2 and 3). In the lower 50 m of the lower Picacho,fluvial conglomerateand crossbeddedsandstone are...upward to a predominanceof sandstone. In the lower Picacho, mudrockis presentonly as abundantmudstoneclasts...IRON FORMATION STRATIGRAPHIC SECTION OF THE PICACHO FORMATION AND BASALCONCENTRACIONFORMATION burrowed |  | | Journal (article/letter/editorial) | | com/locate/oregeorev Mesozoic orogenic gold deposits in Mexico Aldo Izaguirre a,⁎, Antoni Camprubí b, Alexander...Boulevard Juriquilla 3001, 76230 Juriquilla, Querétaro, Mexico Instituto de Geología, Universidad Nacional Autónoma...México, Ciudad Universitaria, 04510 México, D.F., Mexico c Centro de Geociencias, Universidad Nacional Autónoma...Boulevard Juriquilla 3001, 76230 Juriquilla, Querétaro, Mexico d Department of Geological Sciences, Jackson School...s t r a c t Although orogenic gold deposits in Mexico were mostly formed during the Cenozoic, they started |  | | Book | | ................. ...... ................. 29 Mexico .................................................itself as well as in Wyoming, South Dakota, New Mexico, Texas, and Californ ia; similar occurrences include:...environn1ent containing carbonaceous 1naterial and pyrite. The changing redox conditions (and pH) cause the...associated n1 inerals include ilmenite, he1natite, pyrite, n1agnetite, and n1olybdenite. Other minerals that...111esothen11al deposits: Ni-Co-Ag type; pitchblende-pyrite type: and monazite or thorite veins. The Ni-Co-Ag |  | | Journal (article/letter/editorial) | | column experiments on tailing heap samples from the Picacho mine in California to determine the ability of...wastewaters of a spent mine in Picacho, CA, to mobilize gold associated with pyrite and alteration products...“preg-robbing”) and may be scavenged by clay minerals, micas, pyrite and ferrihydrite [13], rendering it unavailable...Methods 2.1. Study Site and Sample Collection The Picacho gold mine is located in Winterhaven, Imperial County...border, less than 16 km northwest from the Little Picacho Wilderness Area and 29 km north of Yuma (Figure |  | | Report (issue) | | Pliocene(?) 8. conglomerate Mammoth Wash fault zone Picacho Basin area "Mud volcano" and "mud pots" near Niland... y MPERIAL COUNTY —— ~~ ^Mexicali ARIZONA MEXICO 10 ' 20 30 ' ' / 40 MILES l SCALE Figure... on the south by the state of Baja California, Mexico, and on the east by Yuma County, Arizona. The county...shortly after the establishment of the Republic of Mexico in 1823. During that period until the Mexican-American...military reconnaissance from the Rio Grande in New Mexico to San Diego. In 1847, Lieutenant Colonel Cooke |
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