 | | Journal (article/letter/editorial) | | Article Late Tertiary Petrified Wood from Nevada, USA: Evidence of Multiple Silicification Pathways...Western Washington University, Bellingham, WA 98225, USA; E-Mail: mustoeg@wwu.edu; Tel: +1-360-650-3582 Academic...Abstract: Late Tertiary fossil woods from the state of Nevada provide an opportunity for observing the mineralization...variations, several trends are evident. Features in Nevada specimens suggest that two fundamental processes...precipitation may produce opal, chalcedony, and quartz as deposits within a single cavity. Silica polymorphs |  | | Journal (article/letter/editorial) | | uranium deposits in northwestern Nevada and southeastern Oregon, USA Stephen B. Castor ) , Christopher...NV 89557, USA Received 14 June 1999; accepted 24 September 1999 Abstract Northwestern Nevada and southeastern...hosted by peralkaline rocks in the McDermitt and Virgin Valley calderas. At McDermitt, major deposits are along...contain as much as 5% Zr. Gangue minerals include quartz, adularia, fluorite, and numerous sulfides. 40Arr39Ar...chalcedony, opal, and numerous sulfides. At Virgin Valley, deposits are mostly in tuffaceous sediments |  | | Journal (article/letter/editorial) | | Western Washington University, Bellingham, WA 98225, USA; mustoeg@wwu.edu Abstract: For many decades, wood...silicification; fossil wood; opal-A; opal-CT; chalcedony; quartz 1. Introduction Citation: Mustoe, G.E. Silicification...crystallization (opal-C/opal-CT); microcrystalline quartz (chalcedony) is considered to be the result of...near-neutral pH, the equilibrium solubility of quartz is only 6 ppm (calculated as SiO2 ). In contrast...from Red Hills Lignite Mine, Chocktaw, Missouri, USA. The multilayered architecture of the cell walls |  | | Report (issue) | | Radioactive Deposits of Nevada GEOLOGICAL SURVEY BULLET l]N ^1 0 0 9 - C A CONTRIBUTION TO THE GEOLOGY...GEOLOGY OF URANIUM RADIOACTIVE DEPOSITS OF NEVADA By T. G. LOVERING ABSTRACT Thirty-five occurrences...occurrences of radioactive rocks had been reported from Nevada prior to 1952. Twenty-five of these had been investigated...reported occurrences of radioactive material in Nevada had been investigated by personnel of the United...include: (1) the Majuba Hill deposit in Pershing County, which has large reserves of low-grade torbernite-bearing |  | | Report (volume) | | Charles Sheldon Wilderness Study Area, Humboldt and Washoe Counties, Nevada, and Lake and Harney Counties, Oregon...Charles Sheldon Wilderness Study Area, Humboldt and Washoe Counties, Nevada, and Lake and Harney Counttes, Oregon...Charles Sheldon Wilderness Study Area, Humboldt and Washoe Counties, Nevada, and Lake and Harney Counties, Oregon...appraisal of the Charles Sheldon Wilderness Study Area, Nevada and Oregon, by R C Greene (B) Interpretation of...graVIty data, Charles Sheldon Wilderness Study Area, Nevada and Oregon, by Donald Plouff (C) Geochemical evaluation |  | | Journal (article/letter/editorial) | | COLLECTOR CONDUCTED BY PETER. ZODAC PEEKSKILL, N . Y . Quartz sand from Coyote Point, Calif. A sand sample from...medium grained, dark gray sand consisting chiefly of quartz (smoky, colorless, black basanite, reddish chalcedony...smaller amounts of colorless to smoky to brownish quartz and a very small amount of lustrous black ilmenite...is in S/E New Haven County of southern Connecticut near Long Island Sound. Quartz sand from Bureau, ill...a fine grained, gray sand consisting chiefly of quartz (colorless, smoky, brownish, red chalcedony), with |  | | Journal (article/letter/editorial) | | Rehoborh Beach, Del. Petrified wood sand from Virgin Valley, Ne v. From one of Delaware's popular beaches...grained gray sand consisting almost entirely of quartz (chiefly colorless, some smoky, also brownish)...white sea shells. Rehoboth Beach in eastern Sussex County in S.E. Delaware is on the Atlantic Ocean. "Here..."Here is another sand sample from Virgin Valley, Nevada. This is ant hill sand from halfway up a mountain...mountain. This is several miles down the valley from the carnelian area, that I sent you a sample of before |  | | Journal (article/letter/editorial) | | California’s gemstone treasure trove right next door, Nevada would be equally blessed with gem material. However...However, this in not the case. Although Nevada, with more than I10,OOOsquare miles, is the seventh largest...is actually there but has yet to be discovered. Nevada has been extensively explored in the past for strategic...However, although prospectors may have stumbled upon quartz lodes and pegmatites that contained gemstone wealth...at the remote locality of Virgin Valley, outside of Denio in Humboldt County near the Oregon border. Much |  | | Report (volume) | | the Hawk Mountain Wilderness Study Area, Harney County, Oregon U.S. GEOLOGICAL SURVEY BULLETIN 1740-F...Virginia-503 National Center, Rm. 1C402,12201 Sunrise Valley Dr. SALT LAKE CITY, Utah-Federal Bldg., Rm. 8105...the Hawk Mountain Wilderness Study Area, Harney County, Oregon By BRENT D. TURRIN, JAMES E. CONRAD, DONALD...the Hawk Mountain Wilderness Study Area, Hamey County, Oregon / by Brent D. Turrin . .. [et al.]. p....Mountain (OR-001-146A) Wilderness Study Area, Harney County, Oregon. CONTENTS Summary Fl Abstract Fl Character |  | | Report (issue) | | MINERALS OF NEVADA MINERALS OF NEVADA Peer Hen By CASTOR oan eGORY.C.oFER DOCK NEVADA AND BUREAU... UNIVERSITY Reno & Las Vegas OF NEVADA PRESS GEOLOGY Nevada Bureau of Mines and Geology Special...University of Nevada Press, Reno, Nevada 89557 USA Copyright © 2004 by University of Nevada Press Photographs...Districts and significant mineral occurrences of Nevada by Nevada Bureau of Mines and Geology All rights reserved...Cataloging-in-Publication Data Castor, Stephen B, Minerals of Nevada / Stephen B. Castor and Gregory C. Ferdock.— Ist | | | Report (issue) | | MINERALS OF NEVADA MINERALS OF NEVADA STEPHEN B. CASTOR and G R EGOR Y C . F E R D OC K l NEVADA BUREAU...association with the UNIVERSITY OF NEVADA PRESS Reno & Las Vegas Nevada Bureau of Mines and Geology Special...University of Nevada Press, Reno, Nevada 89557 USA Copyright© 2004 by Uni versity of Nevada Press Photographs...Districts and si gnificant minernl occurrences of Nevada by Nevada Bureau of Mines and Geology All rights reserved...-Publ ication Dat,i Castor, Stephen B. Minerals of Nevada/ Stephen B. Castor and Gregory C. Ferdock.- rst |  | | Journal (article/letter/editorial) | | Western Washington University, Bellingham, WA 98225, USA; mustoeg@wwu.edu; Tel.: +1-360-650-3582 Received:...polymorphs of silica: opal-A, opal-C, chalcedony, and quartz. Less familiar are fossil woods preserved with...from dolomite wood that contains quartz-filled fractures (Washington, USA) to silicified wood that contains...Western Washington University, Bellingham, Washington, USA. Specimen photos provided by other researchers are...running Genesis software (EDAX, Mahwah, New Jersey, USA) and X-ray diffraction patterns performed with a |  | | Journal (article/letter/editorial) | | 31 December 2014 NEVADA MINERAL STEVEN PULLMAN 1755 Circle Drive NW Reno, Nevada 89509 RICHARD THOMSSEN...THOMSSEN P.O. Box 1656 Carson City, Nevada 89702 Map showing Nevada counties, by William W.Besse. N evada...minerals new to the state being identified every year. Nevada is one of the few western states without a published...Paao ama, Clark County. Walt Lombard0 specimen, Jeff Scovil photo. Churchill County Chalk Mountain District...hemimorphite, leadhillite, mimetite, pyromorphite, quartz, scheelite, vanadinite, wulfenite Corral Canyon |  | | Report (issue) | | District and Surprise Resource Area, Northwest Nevada and Northeast California: Resources of Industrial...change or population increases in northwestern Nevada and adjacent California. Development of new mines...assessment of BLM-administered lands in northwest Nevada and northeast California. Industrial rocks and...quantities. The value of industrial minerals produced in Nevada was about $322 million in 1993 (Castor, 1995)....value, the most important commodities produced in Nevada are aggregate, diatomite, lime, cement, gypsum |  | | Report (issue) | | DISTRICT AND SURPRISE RESOURCE AREA, NORTHWEST NEVADA AND NORTHEAST CALIFORNIA GEOLOGY, AND ITS RELATION... MS 176, Mackay School of Mines, University of Nevada, Reno, Reno, NV 89557-0047 CONTENTS Introduction........................................ Northern Nevada Rift ............................................assessment of BLMadministered lands in northwest Nevada and northeast California. The project area is composed...(RAs), totalling 13.5 million acres, in northwest Nevada and northeast California (figs. 1, 2). The SonomaGerlach |  | | Book | | A FIELD GUIDE Rockhounding Nevada is a must-have book for anyone interested in collecting rocks, minerals...Globe Pequot Press NEVADA A Guide to the State’s Best Rockhounding Sites NEVADA 2nd Edition Essential...and minerals WILLIAM A. KAPPELE Rockhounding Nevada RockhoundingNV 3pp.indd 1 6/27/11 3:02 PM Help...RockhoundingNV 3pp.indd 2 6/27/11 3:02 PM Rockhounding Nevada A Guide to the State’s Best Rockhounding Sites...ion Data Kappele, William A., 1931Rockhounding Nevada : a guide to the state’s best rockhounding sites |  | Price, Jonathan G., Henry, Christopher D., Castor, Stephen B., Garside, Larry, Faulds, James E. (1999) Geology of Nevada With excellent rock exposures in the desert, generally good access to collecting localities on public lands, and fine tourist attractions in the towns, Nevada is a wonderful state for rock and mineral enthusiasts. Rocks & Minerals, 74 (6) 357-363 doi:10.1080/00357529909605171 | Journal (article/letter/editorial) | | towns, Nevada is a wonderful state for rock and mineral enthusiasts. T he geology of Nevada is the...human history. The overall geologic history of Nevada, which spans more than 2.5 billion years (table...Many of the range-bounding faults remain active. Nevada is the third most seismically active state in the...or greater earthquake has occurred somewhere in Nevada about once every thirty years. Most faults are...(analogous to a tilted deck of cards). However, some Nevada faults are strike-slip faults, like the San Andreas |  | | Journal (article/letter/editorial) | | Amphibians and Reptiles in Nevada Author(s): Jean M. Linsdale Source: Proceedings of the American Academy...faunal of vertebrates groups a desert such as Nevada, region report than the other in method of...characteristically the other situations, in in Nevada, of years early under its existence. all...Administration Progress one for each form. to Nevada adopted here, When a kind at least at been...Klauber Dr. Joseph Grin of their field work in Nevada. nell has contributed to this report by advice |  | | Report (volume) | | Massacre Rim Wilderness Study Area, Washoe County, Nevada U.S. GEOLOGICAL SURVEY BULLETIN 1 707-E AVAILABILITY...Virginia-503 National Center, Rm. 1C402,12201 Sunrise Valley Dr. SALT LAKE CITY, Utah-Federal Bldg., Rm. 8105...Massacre Rim Wilderness Study Area, Washoe County, Nevada By JOEL R. BERGQUIST, DONALD PLOUFF, and ROBERT...RESOURCES OF WILDERNESS STUDY AREAS: NORTHWESTERN NEVADA DEPARTMENT OF THE INTERIOR DONALD PAUL MODEL...Massacre Rim Wilderness Study Area, Washoe County, Nevada. (U.S. Geological Survey bulletin ; 1707-E) |  | | Report (issue) | | and possibly even rubellite (tourmaline), or rose quartz. When he used the term amethystos, 6 Pliny was...various varieties of quartz (e.g., prase, chrysoprase, plasma, green jasper), quartz stained with secondary...publicity, that the beads were actually crafted from quartz and feldspar; still, the myth of Leakey's opal...find lives on. The contention that the Virgin Valley (Nevada, USA) opal deposits were discovered by Chinese...from a variety of materials including feldspar and quartz, but contrary to widespread reports, not a single |  | | Journal (article/letter/editorial) | | at 23:49 05 October 2014 Daybreak Mine, Spokane County, Washington T he naming of minerals that contain...autunite aggregates from the Daybreak mine, Spokane County, Washington; John Lucking specimen, Jeff Scovil...crystals on matrix from the Apex mine, Lander County, Nevada; Scott Kleine specimen, Jeff Scovil photo.... felsic plutons including those of granite and quartz-monzonite composition, and roll-front and other...Hill prospect at Lovell and several other Oxford County sites, including the well190 ROCKS & MINERALS |  | | Journal (article/letter/editorial) | | Western Washington University, Bellingham, WA 98225, USA; mustoeg@wwu.edu; Tel.: +1-360-650-3582 Received:...wood from the Yellowstone National Park, Wyoming, USA; no relict tissue was visible in silicified alder...or from unidentified fossil wood from New Mexico, USA; two taxonomically unidentified samples from unknown...the same specimen. A fifth specimen, from Kansas, USA, was mineralized with calcite; treatment with hydrochloric...transverse orientation. Devonian, Woodford Shale, OK, USA. This new thin section is similar to the specimen |  | Pan, Yuanming, Li, Dien, Feng, Renfei, Wiens, Eli, Chen, Ning, Chernikov, Roman, Götze, Jens, Lin, Jinru (2021) Uranyl binding mechanism in microcrystalline silicas: A potential missing link for uranium mineralization by direct uranyl co-precipitation and environmental implications. Geochimica et Cosmochimica Acta, 292. 518-531 doi:10.1016/j.gca.2020.10.017 | Journal (article/letter/editorial) | | Savannah River National Laboratory, Aiken, SC 29808, USA c Canadian Light Source, University of Saskatchewan...hematiterich breccias of the oxidizing hematite-quartz-barite assemblage. Similarly, unconformity-related...accompanied by extensive and intensive hematite- and quartz-rich alteration halos, pointing to a possible linkage...type (i.e., hematiterich breccias of the hematite-quartz-barite assemblage; Oreskes and Einaudi, 1990; Bastrakov...intensive silicification in the form of abundant quartz (Dahlkamp, 1993; Jefferson et al., 2007; Cuney and |  | | Journal (issue) | | Albuquerque, New Mexico. August 4-6 — Burro Race, Apple Valley, California. August 5-7—Cowboys' Reunion Rodeo...Reservation, Albuquerque, New Mexico. August 18-20—Cache County Rodeo, Logan, Utah. August 18-20—Rodeo, Vernal...Vernal, Utah. August 24-28 — San Bernardino County Fair, Victorville, California. Late August — Hopi Snake...write for Desert 45 Hard Rock Shorty of Death Valley 45 Just Between You and Me, by the Editor . ...Pacific Ocean. Starting from the floor of San Felipe Valley on the desert side of the San Pedro Martyr Range |  | | Journal (issue) | | an apple core at Split Mountain canyon, Borrego valley. Taken with a 31/4x41/4 Speed Graphic on Panatomic...California This portrait of Indian George of Death Valley won second prize in the monthly contest. (See Desert...Dad Fairbanks, known to everyone who knows Death Valley and the Mojave. His experiences with early day...ones he has discovered in Wyoming, Idaho, Utah, Nevada, New Mexico and Arizona. • Color of the desert...this month's story about the Pahute Indians of Nevada, is one of the best known white women among the |
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Unnamed Carnelian deposit, Virgin Valley, Humboldt County, Nevada, USA