 | | Journal (article/letter/editorial) | | 59/i0016-7606-64-12-1353.pdf by Univ Nebraska Lincoln user BULLETIN OF THE GEOLOGICAL SOCIETY OF AMERICA...accompanied or followed shortly the intrusion of riebeckite soda rhyolite which forms numerous hills in the...59/i0016-7606-64-12-1353.pdf by Univ Nebraska Lincoln user 1354 R. L. ERICKSON—TASCOTAL MESA QUADRANGLE...59/i0016-7606-64-12-1353.pdf by Univ Nebraska Lincoln user 1355 INTRODUCTION graphic quadrangle map...59/i0016-7606-64-12-1353.pdf by Univ Nebraska Lincoln user 1356 R. L. ERICKSON—TASCOTAL MESA QUADRANGLE |  | Parker, Don F., Ren, Minghua, Adams, David T., Tsai, Heng, Long, Leon E. (2012) Mid-Tertiary magmatism in western Big Bend National Park, Texas, U.S.A.: Evolution of basaltic source regions and generation of peralkaline rhyolite. Lithos, 144. 161-176 doi:10.1016/j.lithos.2012.04.019 | Journal (article/letter/editorial) | | 76798-7354, USA Dept. of Geological Sciences, University of Texas at El Paso, El Paso, TX 79968, USA Dept....University of Texas at Austin, Austin, TX 78712, USA b c a r t i c l e i n f o Article history: Received...province. Early phase magmatism was manifested in the Alamo Creek Basalt, an alkalic lava series ranging from...estimated ancestral basaltic magmas suggest that Alamo Creek basalts (εNdt ~6.15 to 2.33) were derived...and temperatures similar to those calculated for Alamo Creek Basalt primitive magmas. We suggest that a |  | | Journal (issue) | | BERYL FINDS IN VIRGINIA. By W. R. Brown .... RIEBECKITE FROM WEST QUINCY, MASS. By Gu1111a,- Bjareby...Philadelphia, Penn. May 5, 1945 Noted Dealer Purchases Lincoln Lodge BIBLIOGRAPHICAL NOTES bee, Editor Rocks...Rocks and Minerals: We have purchased the Lincoln Lodge and have moved into it tons of minerals and equip•...and in turn the hastingsite granite grades into riebeckite granite. The southwestern portion of the quadran~le...rock present since it cuts most of the others. Riebeckite granite is the next, hastingsite granite the |  | | Book (volume) | | ...........................................283 Nevada ................................................................548 Table of Maps Page Alabama County Map ...................................................................................4 Alaska County and Stream Map ......................................................................22 Arizona County Map ................................................................................49 Arkansas County Map .......................................... |  | | Report (issue) | | beryl production from the Harding pegmatite, Taos County. Current drilling in the Apache Warm Springs deposit...were discovered in the Victorio Mountains, Luna County in the early 1900s. Gulf Minerals Resources, Inc...Mountain, Otero County and in the molybdenum porphyry deposit at Questa, Taos County, although not in...prospects in the Victorio mining district, Luna County. ........... 38 FIGURE 17. Simplified geologic... Mineral zoning in the Gallinas Mountains, Lincoln County, New Mexico, based upon predominant mineralogy |  | | Book (volume) | | ...........................................243 Nevada .................................................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...were well known to prehistoric Indians.) BARBOUR COUNTY BAKER HILL, SE 1 mi. : 1 in a deep ravine, as a...deep red to variegated⎯ocher. BIBB COUNTY GENERAL AREA: c county gravel pits along the Cahaba R.⎯gemmy |  | | Book (volume) | | ...........................................243 Nevada .................................................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...were well known to prehistoric Indians.) BARBOUR COUNTY BAKER HILL, SE 1 mi. : 1 in a deep ravine, as a...deep red to variegated⎯ocher. BIBB COUNTY GENERAL AREA: c county gravel pits along the Cahaba R.⎯gemmy |  | | Report (chapter) | | metaluminous belt); 15, 77036, trachyandesite, 103~176 Alamo Creek Basalt, Big Bend National Park; 16, 76001...Mountain Trachyandesite (Maxwell et al. 1967) and the Alamo Creek Basalt (Stewart 1982). Gibbon (1969) identified...1965. Geology of the Sierra Blanca area, Hudspeth County, Texas. U.S. Geol. Surv. Prof. Pap. 479. ANDERSON...Field relations and petrology of the Burro Mesa 'Riebeckite' Rhyolite, Big Bend National Park, Texas. M.S...structural geology of Nine Point Mesa, Brewster County, Texas. M.A. Thesis, University of Texas at Austin |  | | Report (volume) | | Range-Colorado Plateau Transition in Southeastern Nevada, Southwestern Utah, and Northwestern Arizona, 1992...southeast and Meadow Valley Wash to the west, all in Nevada. The northwestern area covers the North Pahroc...end of the Caliente caldera complex about at the Nevada-Utah border. Geologic Studies in the Basin and...RangeColorado Plateau Transition in Southeastern Nevada, Southwestern Utah, and Northwestern Arizona, 1992...Range-Colorado Plateau transition in southeastern Nevada, southwestern Utah, and northwestern Arizona, 1992 |  | | Report (issue) | | of the City of San Francisco and southern Marin County, Calif., including a description of the Franciscan...Formation. Roadcut on Sausalito lateral, Marin County ..... ............... . .........................the Coast Ranges, Klamath Mountains, and Sierra Nevada. The pebbles in some conglomerates are very similar...Hayes Valley between the hills at Lafayette and Alamo Square parks, and by Potrero Hill. The gradient...S. Coast and Geodetic Survey maps were issued (Lincoln, 1969, p. 6-8). In connection with a survey for |  | | Report (volume) | | 74, Ph miles east of Dutchtown, Cape Girardeau County, Mo. Type section cut by northtrending fault with...stream in NEIA sec. 33, T. 16 N., R. 14 E, Wayne County. Named after village of Abington, about 3 miles...Upper Pennsylvanian to Lower Permian: North-central Nevada. P. E. Hotz and Ronald Willden, 1964, U.S. Geol...Named for Adam Peak in Osgood Mountains, Humboldt County. Occupies belt about 21f2 miles long on western...Portlandian) age. Mapped around Adobe Flat in Stanislaus County. Well exposed west of Wilcox Ridge in sec. 23, |  | | Report (issue) | | Isinglas Muscovite GDS118 Capitan Muscovite GDS119 Mt Alamo Muscovite GDS120 Pegma M. Muscovite HS146.3B Muscovite...HS336.3B Richterite NMNH150800 HC1 Riebeckite NMNH122689 Riebeckite HS326.3B Rivadavite NMNH170164 Roscoelite |  | | Book (volume) | | Arizona, Arkansas, California, Colorado, Louisiana, Nevada, New Mexico, Oklahoma, Texas, and Utah lL JWNTOA...Arizoni, Arkansas, California, Colorado, Louisicna, Nevada, New Mexico, Oklahoma, Texas, ind Utak by Allan...iUniverse.com, Inc. 620 North 48th Street, Suite 201 Lincoln, NE 68504-3467 www.luniverse.com Originally published...volumes, through very precise directions and accurate county maps, to get you to the best and most accessible...for the county in which it is located. This site number also appears under the given county in the text |  | | Journal (issue) | | ...................................... CHESTER COUNTY, PENN., RUTlLE ..................................in the southern part of the state (in N . Pinal County). The occurrence is quite interesting in that...Delaware County, of S. E. Pennsylvania. Good crystals were found in many parts of the county, but those...over a considerable area in the north end of Towns County between Tallulah River and, the Blue Ridge. The...the locality one should go to Clayton in Rabun County, Georgia, and take the Oayton-Hiawassee Road. Turn |  | | Book (volume) | | chalcedony, jasper and gem petrified wood. BUFFALO COUNTY KEARNEY, area gravel bars and pits along the Platte...townagate, chalcedony, jasper, petrified wood. CASS COUNTY WEEPING WATER, SE, on rd. to Nehawka, in the Snyderville...chalcedony, jasper, fossils. CHERRY COUNTY VALENTINE, in the Sandhills county along the Niobrara R. and Minnechaduza...gem qualityagatized and opalized wood. DAWES COUNTY CHADRON, in N part of Co. and as far W as Crawford...woods, etc. DAWSON COUNTY GOTHENBURG, in sand pitspetrified palm wood. DEUEL COUNTY CHAPPELL, all regional |  | | Book | | platinum - have been found mainly in the Sierra Nevada and the Klarnath Mountains provinces. These mountain...are reported by county of occurrence. Map 1-2 shows the county boundaries and county names. When possible...PLATEAU I7 COAST RANGES 7 GREAT VALLEY :2f SIERRA NEVADA ~ BASIN RANGES Ell MOJAVE DESERT II TRANSVERSE...,o Map 1-2. Outline map of California showing county boundaries. __ _) 4 MINERALS OF CALIFORNIA...in placers of the Potholes District of Imperial County, near the Colorado River about 10 miles north of |  | | Book (edition) | | Co\·er photo: \\ 7 ulfenite, Rowley Mine, Maricopa County, 4 cm high specimen, Evan and Melissa Jones Collection...gemandmineralmuseum.arizona.edu) is located in the old Pima County Courthouse building at 115 North Church Avenue...on the market. The mines at Bisbee, in Cochise County, have produced large quantities of gem-quality...mineral stamp issued in 1992. At Morenci, in Greenlee County, gem-quality azurite was also commercially recovered...parallel to the grain. The Blue Ball Mine, in Gila County, has produced thousands of azurite nodules up to |  | | Book (edition) | | abbreviations: Rep. (republic), prov. (province), co. (county), munic. (municipio), pref. (prefecture), dept...always included in text, except in the cases of the USA, UK, and the provinces Ontario and Quebec in Canada...Uintah County. Utah. and m (2.B. acanthite group). Monoclinic, C2/m, a,b,c Rio Blanco County. Colorado...Plat., Malawi, G 10 17 River Formation in Uintah County, Utah. Deer et al., v. 2A,483, 1997. Aenigmatite...phonolites, rhyolites, and their lavas in Sonoma County, California, in the Picture Gorge basalt, Wheeler | | | Book | | — gold and platinum — have been found mainly in Nevada and the Klamath Mountains provinces. These mountain...species are reported by 1-2 shows the county boundaries and county names. When possible, locations of mines...within a township is illustrated by Figure 1-1. county of occurrence. Map *M. Fleischer’s 1980 Glossary...MODOC PLATEAU COAST RANGES S GREAT VALLEY SI SIERRA NEVADA 21 BASIN RANGES 3Zm MOJAVE DESERT IX TRANSVERSE...Map 1-2. Outline map of California showing county boundaries. 4 MINERALS OF CALIFORNIA R5W i |  | | Report (issue) | | been found in the mining the nugget Jim, Placer County, California, in 1871 by a small girl in who town...The bibliography has been updated and expanded. County lists published by Collins (1) pp. 40-64, in Murdoch...rhyolite locality in Alameda County and the lawsonite type locality Marin County, which have been completely...color" from Cherokee Flat, Butte County); and to borax ("Lake County, in large crystals in the clay of...the total entry!). No hint acid. Clear Lake, Lake County" foreshadows the subsequent discovery of immense |  | | Report (issue) | | Animas formation Hunter Canyon formation Ojo Alamo sandstone 1 2 3 Duchesne River formation is considered...formations of the northern plains, and with the Ojo Alamo, Puerco, and Torrejon formations of the San Juan...under these lower Tertiary formations, the Ojo Alamo sandstone and lower part of the Animas formation...faunal zones): Tan, Animas formation; Koa; Ojo Alamo sandstone; Kmd, McDermott formation; Kkf, Fruitland...formation, however, is similar to that in the Ojo Alamo sandstone (an Upper Cretaceous formation that does |  | | Book | | commercial ores and secondary minerals by state, county, township, and geologic range. For easy identification...great mines of Arizona, California, Idaho, and Nevada may havebeen discovered in this way, most of the...cities, and many of today’s prosperous western county seats began as mining-boom camps. trating sand...Whether you such as those listed alphabetically by county, township, and range in Part II of this book. Where...will help you prospect and explore any state and county. etc., for mineral deposits in Finding Suitable |  | | Journal (article/letter/editorial) | | pegmatite was mined at Barringer Hill in Llano County in the early 1900s but was flooded by Lake Buchanan...on "The Weeks Pegmatite Mine, Wakefield, Carroll County, New Hampshire" (March/April 1991). i i • I...66, May/June 1991 197 LOCALITIES BY COUNTY Bastrop County KEY mm T * ? — — — — best occurrence..."specimen quality" questionable occurrence Angelina County Lufkin, 1 mile N of Lufkin in railroad cuts, in...(petrified wood) (Folk et al., 1961). Baylor County Aransas County Aransas Pass area, Intercoastal Canal |  | | Book (edition) | | become mineralogist for Silver King Mines, Inc., in Nevada. In 1965 he joined Phelps Dodge Corporation as...Cruz County. Bandy collection. Jeff Kurtzeman. Cerussite on aurichalcite. 79 mine, Gila County. Wayne...Kurtzeman. Wulfenite on mottramite. 79 mine, Gila County. Wayne Thompson collection. Jeff Kurtzeman. Introduction...stalactite. Red Cloud mine, Trigo Mountains, Yuma County. Harvard University collection. Jeff Kurtzeman... Aurichalcite and hemimorphite. 79 mine, Gila County. Wayne Thompson collection. Jeff Kurtzeman. [3] |  | | Book (edition) | | prospecting for uranium on La Ventana Mesa, Sandoval County, New Mexico. .,3d ed. H. C. Dake (1953) The uranium...and the counare arranged alphabetically; within a county the districts are also given in alphabetical order...camps, and synonyms, together with the name of the county in which the district is located. In perusing the...occurrences in the United States; Part 1: Arizona, Nevada, and New Mexico. D. S. Turner (1954) Bibliography...German. The section on meteorites has been read by Lincoln LaPaz, Director, Institute of Meteoritics, University |
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