 | | Report (issue) | | THE GARRISON AND PHILIPSBURG PHOSPHATE FIELDS, MONTANA. By J. T. PARDEE. FIELD WORK. The field work...north of Garrison and Drummond, Mont, ipoMHes FIGURE 20. Index map showing location'of Garrison and Philipsburg...report indicated by shading. referred to as the Garrison field, but a brief examination of the Philipsburg...GEOLOGY, 1916, PART I. For a base map of the Garrison field the township plats of the General Land Office...sufficient work FIGURE 21. Map showing relation of the Garrison and Philipsburg phosphate fields, Mont., to the |  | | Journal (article/letter/editorial) | | up."—item dated Sept 28, I960, from George L. Garrison, 305 S. Mars Ave., Clearwater, Fla. The specimen...Mr. Smith. MINNESOTA—"I found an agate in Itasca County, Minn., which weighed exactly one pound. It is...barite mines at Old Mines, Washington Co., Mo. MONTANA—A very fine specimen of dark brown, agatized wood...pieces weighing four pounds. "Location: — Washington County, Nebr., about 15 miles north of Omaha in a limestone...continuous source for gem quality, opalescent labradorite (feldspar). The quality is comparable to the |  | | Journal (article/letter/editorial) | | the Bergen Matrix, monthly bulletin of the Bergen County Mineralogy and Paleontology Society, Inc., Paramus...I N E R A L S JORDANITE KAOLINITE KYANITE LABRADORITE LANTHANITE LAUMONTITE LAZULITE LAZURITE LEPIDOCROCITE...William A. Tervo Minerals of New York State, Milton Garrison (Mid-Hudson Valley Gem and Mineral Society, Inc |  | | Journal (article/letter/editorial) | | symmetrical layers of magnetite and symplectitic labradorite * ferroan pargasite;(2) reaction with quartz...omphacite to produce coronal layers of symplectitic labradorite + ferroan pargasite + magnetite and magnesio-hornblende*...stocks,and dikes at - 1090-1050Ma (Zartman, 1964;Garrison et al., 1979).At the time of this intrusive episode...systems in metamorphic hornblende and biotite (Garrison et al., 1979) and to induce both widespreadstatic...Fe-Prg augite; Fe-Prg : ferroan pargasite;I^ab : labradorite; Mg(light $ay); this is ringed by Mag (black); |  | | Journal (article/letter/editorial) | | MCKEENCATTELL,Psychology ; DANIELG. BRINTON,J. W. POWELL,Anthropology. --- - - CONTENTS : Seventit Summer...the responsible editor, Prof. J. McKeen Cattell, Garrison on Hudson, N. Y. Subscriptions and advertisements...entirely formed of large, blue-black crystals of labradorite. The ore bodies, and especially the one crossing...crossing Lake Sanford, contain numerous included labradorite crystals, each of which is surrounded by a reaction...(Leopard Rock) from the Apatite Region of Ottawa County, Canada. The regular meeting adjourned after passing |  | El Goresy, Ahmed, Gillet, Ph., Miyahara, M., Ohtani, E., Ozawa, S., Beck, P., Montagnac, G. (2013) Shock-induced deformation of Shergottites: Shock-pressures and perturbations of magmatic ages on Mars. Geochimica et Cosmochimica Acta, 101. 233-262 doi:10.1016/j.gca.2012.10.002 | Journal (article/letter/editorial) | | mechanism. The shock-induced pervasive melting of labradorite, pyrrhotite, titanomagnetite, ilmenite and partial...optically isotropic silicate that has an approximate labradorite feldspar composition. He named it “maskelynite”...quenched at highpressure from a shock-induced dense labradorite melt and relaxed after decompression (El Goresy...(2000) conducted dynamic experiments on pyroxene–labradorite pairs at pressures between 36 and 52.8 GPa. They...from the pyroxene fragments in the liquefied labradorite to a short distance of about 10–15 lm from the |  | Jaret, Steven J., Hemming, Sidney R., Rasbury, E. Troy, Thompson, Lucy M., Glotch, Timothy D., Ramezani, Jahandar, Spray, John G. (2018) Context matters – Ar–Ar results from in and around the Manicouagan Impact Structure, Canada: Implications for martian meteorite chronology. Earth and Planetary Science Letters, 501. 78-89 doi:10.1016/j.epsl.2018.08.016 | Journal (article/letter/editorial) | | Stony Brook, NY 11794, USA Lamont-Doherty Earth Observatory, Palisades, NY 10964, USA c Department of Earth...Sciences, Columbia University, New York, NY 10027, USA d Planetary and Space Science Centre, University...Massachusetts Institute of Technology, Cambridge, MA 02139, USA b a r t i c l e i n f o Article history: Received... Stony Brook University, Stony Brook, NY 11794, USA. E-mail address: steven.jaret@stonybrook.edu (S.J...NNW of the structure, where plagioclases are labradorite in composition and 0.25–1 mm in size. Impact |  | Béguelin, Paul, Chiaradia, Massimo, Beate, Bernardo, Spikings, Richard (2015) The Yanaurcu volcano (Western Cordillera, Ecuador): A field, petrographic, geochemical, isotopic and geochronological study. Lithos, 218. 37-53 doi:10.1016/j.lithos.2015.01.014 | Journal (article/letter/editorial) | | comparisons alone leading to ambiguous conclusions (Garrison and Davidson, 2003). A careful assessment of each...2010), but this point of view was challenged by Garrison and Davidson (2003) (see also reply from Bourdon...of the TRIGA reactor in Oregon State University, USA, to be irradiated for 30 minutes at 1 MW PT (in...of non-oriented plagioclase microliths (CNG: labradorite, NND: bytownite, Fig. 5a-b). A main 25 – 400...Chiaradia, 2009; Chiaradia et al., 2009, 2011, 2014; Garrison and Davidson, 2003). Yanaurcu magmas show a clear |  | | Journal (article/letter/editorial) | | Gazetteers Tucson is " a posttown, capital of Pima County, Arizona, U.S.A., on the Rio Santa Cruz, and on...larger masses. There is another mass within the garrison grounds, of which I did not take a sketch. With...remained until after the withdrawal of the Spanish garrison. It was then taken into town, set up on end, and...IRON OF TUCSON. 0.7 (the Carleton one) in the garrison grounds, though Bartlett's statement is wanting...the residue insoluble in carbonate of soda is labradorite, a mineral which is partly decomposed by acids |  | | Journal (article/letter/editorial) | | of Physics and Astronomy, Valparaiso University, USA. http://dx.doi.org/10.1016/j.gca.2014.06.019 0016-7037/Ó...et al., 2005; Morrow et al., 2009; Nangia and Garrison, 2010). Quantum mechanical 599 calculations...reaction barriers (Zhang and Luttge, 2007; Nangia and Garrison, 2009; Kurganskaya and Luttge, 2013). However... (1989) The surface-chemistry of dissolving labradorite feldspar. Geochim. Cosmochim. Acta 53, 821–832...high-resolution study of the near surface of labradorite feldspar altered at acid pH: Evidence for interfacial |  | | Report (volume) | | (Middle Proterozoic), near Plains, Sanders County, Montana By EARLE R. CRESSMAN U.S. GEOLOGICAL SURVEY...BULLETIN 1553 The Prichard Formation in western Montana is divided into eight informal members and its...(middle Proterozoic), near Plains, Sanders County, Montana. (Geological Survey bulletin ; 1553) Bibliography:... Stratigraphic-Precambrian. 2. Geology-Montana-Sanders County. I. Title. II. Series. no. 1553 557.3s...BELTSUPERGROUP(MIDDLE PROTEROZOIC) NEAR PLAINS, SANDERS COUNTY, MONTANA By EARLE R. CRESSMAN ABSTRACT The Prichard |  | | Journal (article/letter/editorial) | | National City, Calif. La Jolla, in western San Diego County, is in S / W California. COLORADO — A most attractive...xled), was sent in by Crystal Gallery, 20 South Garrison, Lakewood, Colo. 80226. Its label reads: "Rhodochrosite...Co., Colorado." Gladstone, in northern San Juan County, is in S / W Colorado. "This specimen represents...and pyrite." West Stafford, in northern Tolland County, is in N / E Connecticut. ILLINOIS — "Enclosed...yellow — both waves. Hamilton, in western Hancock County, is in western Illinois. ROCKS AND MINERALS INDIANA |  | Davies, H. L., Sun, S -s., Frey, F. A., Gautier, I., McCulloch, M. T., Price, R. C., Bassias, Y., Klootwijk, C. T., Leclaire, L. (1989) Basalt basement from the Kerguelen Plateau and the trail of a Dupal plume. Contributions to Mineralogy and Petrology, 103 (4) 457-469 doi:10.1007/bf01041753 | Journal (article/letter/editorial) | | Massachusetts Institute of Technology, Cambridge, MA 01239, USA 3 Universit6 Libre de Bruxelles, Avenue F.D. Roosevelt...replaces xenocrysts of labradorite-bytownite and both are rimmed by labradorite of groundmass basalt....porphyritic basalt a Bassias et al. 1988 b R.C. Garrison, personal communication, 1987 ~ F. Vieban and...from dredge 2 includes partial replacement of labradorite/bytownite xenocrysts by K-feldspar and development...uniformly low. Phenocryst cores are typically labradorite An52-70, ranging to low-Ca bytownite An77 in |  | | Journal (article/letter/editorial) | | unmixinginto B/ggildandHuttenlocher m.y. ago (Garrison and McDowell, unpublished data). metamorphic rocksof...deformation (preNa-rich granodiorite(Big Branchgneiss)(Garrison, granodiorite), and the later occurred after ...Introduction 0003-004x/78l0 r02-0l 43$0200 t43 GARRISON: PLAGIOCLASE UNMIXING l y z e r w i t h a s...major-elementchemistry of low to mediumK tholeiites (Garrison, unpublished data). All are hypersthene-normativeand...optically zoned, polysyntheticallytwinned grain cut GARRISON.. PLAGIOCLASE 145 UNMIXING T a b l e l . M |  | | Journal (article/letter/editorial) | | Poreda Dieke Postma Jane Poths Ken Powe T. G. Powell Frederick G. Prahl Lisa M. Pratt Dennis Prazbindowski...Soiker Arthur J. Spivack Edward T. C. Spooner Garrison Sposito Paul G. Spry Paul Spudis Nicolas F. Spycher...formation waters from Silurian-Devonian Illinois basin, USA strata in the J. CR~JSIUSand R. F. ANDERSON:Immobility...VANDERVOORT,and M. S. ERICH: Characterization labradorite surfaces using X-ray photoelectron spectroscopy...oxygen isotopes in Pennsylvanian aragonite (Otero County, New Mexico): A laser microprobe study 2607 biogenic |  | | Report (volume) | | Boletfn de Minas, nos. 2, 8. Habana, Cuba. Delaware County Institute of Science: Proceedings, vol. 8, no....Geological Survey: Supplementary Report, Harlan County. Frankfort, Ky. Lake Superior Mining Institute:...Chicago, 111. West Virginia Geological Survey: County Reports, Braxton-Clay. Morgantown, W. 'Va. Wyoming...New York, 1915. Andersen, Olaf. 18. Aventurine labradorite from California: Am. Mineralogist, vol. 2, no...357-401, 64 figs., November 20, 1916... 41. The Boyd County mastodon, Tetrabelodon-osborni: Nebraska Geol. |  | | Journal (article/letter/editorial) | | Brook. NY, USA Laurie S. Balistrieri.’ Seattle, WA. USA Robert J. Bodnar. Blacksburg. VA. USA Teres;l S...Cambridge. MA. USA Simon C. Brassell. Bloomington, IN, USA Roger G. Burns. Cambridge. MA, USA Ghislaine Crozaz...Louis, MO. USA D. J. Des Marais. Moffett Field. CA, USA James I. Drever. Laramie, WY. USA Gunter Faure... Columbus. OH. USA David E. Fisher. IMiami. FL, USA Fred A. Frey, Cambridge. MA. USA Philip N. Froelich...Palisades. NY, USA Mark S. Ghiorso. Seattle, WA, USA Jeffrey N. Grossman, Reston, VA, USA Alexander N. |  | | Journal (article/letter/editorial) | | with pink cores in 8c from near Franklin, Macon County, North Carolina. Volume 91, January/February 2016...benitoite and neptunite on natrolite from Benito County, California; it is 80 × 45 × 30 mm and was collected...× 65 × 50 mm, is from Graves Mountain, Lincoln County, Georgia, and is in the Benjamin Silliman Jr. collection...specimen, is 110 × 75 × 40 mm, is from Hastings County, Ontario, Canada, and is in the Benjamin Silliman...right, and, below, a large specimen from Jefferson County, New York, in the Benjamin Silliman Jr. collection |  | | Journal (article/letter/editorial) | | mineralogical examination). Yellowish translucent labradorite samples with observable orthogonal facets were...fragments of crystal collected from Madison County, Montana (80 km southeast of Virginia City). The specimen...was obtained from Chalk Mountain, Climax, Lake County, Colorado, and contained 2.2 percent of Na2O and...Albite Microcline Sanidine Oligoclase Andesine Labradorite Bytownite Anorthite Results from the XRF Analyses...C 1 for microcline, albite, oligoclase, and labradorite, I 1 for bytownite, and P 1 for anorthite. |  | | Journal (article/letter/editorial) | | Copyright © 1998 Elsevier Science Ltd Printed in the USA. All rights reserved 0016-7037/98 $19.00 1 .00 Pergamon...Laboratory, University of Arizona, Tucson, Arizona 85721, USA (Received March 17, 1997; accepted in revised form...al., 1997), or 3.9 – 4.3 Ga (Garrison and Bogard, 1997; Bogard and Garrison, 1997) has been suggested,...whole-rock stepwise heating analysis of Bogard and Garrison (1997). Both groups concluded that this was the...et al., 1996; Turner et al., 1997; Bogard and Garrison, 1997). On the other hand, if the temperature |  | | Report (volume) | | Bulletin, nos. 23-25. Hartford, Conn. Delaware County Institute of Science: Proceedings, vol. 7, no....Chicago, 111. West Virginia Geological Survey: County Reports, Logan and Mingo; Boone; Wyoming and McDowell...14. Ancient auriferous gravel channels of Sierra County, California: Am. Inst. Min. Eng., Trans., vol....Preliminary concentration tests on Mesabi ores [Itasca County, Minnesota]: Minnesota Univ., School of Mines,...1914. 54. A new longirostral mastodon from Cherry County, Nebraska: Nebraska Geol. Survey, vol. 4, pt. 14 |  | | Journal (article/letter/editorial) | | the Northwestern Part of the Boulder Batholith, Montana Abstract: The crystallization succession of minerals...generalized outcrop area of the Boulder batholith, Montana . . . . 1259 2. Steps leading to vein formation... from northwestern part of Boulder batholith, Montana . . . 1260 Table 1. Analyses of heavy metals in...Comet-Gray Eagle structure, Boulder batholith, Montana 1273 Geological Society of America Bulletin, v...user 1258 FORBES ROBERTSON—BOULDER BATHOLITH, MONTANA INTRODUCTION The Boulder batholith is remarkable |  | | Journal (article/letter/editorial) | | Pathology ; J. MCKEEN CATTELL,Psychology ; J. W. POWELL,Anthropology. The American Association for the...responsible editor, Professor J. McKeen Cattell, Garrison-on-Hudson,N. Y. PRE-CAa*IBRIAN SEDI.ilIEiVTS...in Moriah township, Essex county; and in Thurman town- ship, Warren county, although the same rock is...we must omit the contact zones of St. Lawrence county. I n judging of the impurity of the limestones...about three miles north of Elizabethtown, in Essex county. Ledges occur more or less charged with graphite |  | Korochantseva, Ekaterina V., Trieloff, Mario, Buikin, Alexei I., Hopp, Jens, Meyer, Hans-Peter (2005) 40Ar/39Ar dating and cosmic-ray exposure time of desert meteorites: Dhofar 300 and Dhofar 007 eucrites and anomalous achondrite NWA 011. Meteoritics & Planetary Science, 40 (9) 1433-1454 doi:10.1111/j.1945-5100.2005.tb00411.x | Journal (article/letter/editorial) | | 1994; Bogard 1995; Kunz et al. 1995; Bogard and Garrison 2003). Bogard (1995) considers that most eucrites...parent body followed by a rapid cooling (Bogard and Garrison 2003). Obviously, this eucrite type suffered less...1433 © The Meteoritical Society, 2005. Printed in USA. 1434 E. Korochantseva et al. intense impact...demonstrated by Jessberger and Ostertag (1982) for a labradorite separate. In the whole rock sample of Dhofar...the subgroup of cumulate eucrites (Bogard and Garrison 2003) consistent with the cumulate classification |  | | Book (volume) | | brownish yellow octagonal calcite (21.30 ct), Montana; light yellow orthoclase feldspar (25.03 ct), Idaho;...Colorado; colorless scheelite (19.66 ct), Kern County, California; octagonal step cut violetish pink...Vivid blue matched benitoite gems from San Benito County, California, consisting of 52 benitoites and 75...oligoclase feldspar (5.04 ct), Oregon; and three Montana sapphires, violetish blue (2.52 ct), yellow (4...large-scale mining of sapphire-bearing gravels in Montana is beginning and is expected to produce large quantities |
|
