 | | Journal (article/letter/editorial) | | THE SPRINGWATER METEORITE H. H. NrNrNGaR.Denter. Colorado fn August 1931the writer receivedfrom Saskatchewan...Saskatchewan,Canada, a meteorite said to have been found in a field near the town of Springwater which is...pallasites from North America none has come from Canada. The meteoriteweighed41 lbs. (18,570grams) and...measurir:g 25)(20 cm., Frc. 1. Side view of Springwater meteorite showing surface pitted by friction in the...apex or crown of the meteorite toward the margin of its base. One end of the meteorite showed indications |  | | Journal (article/letter/editorial) | | mineral from the Springwater pa&&e* K. R. T)UFKESNE** and S. K. Roof Abstract-Springwater contains substantial...contact with the iron and was in contact with it at the time of solidificat,ion of’ thv meteorite. From the...of the Springwater meteorite, a pallasite, were found in I !t:j I in a field near Springwater, about...miles west of Saskatoon. 8askatchewan. Canada. The meteorite was described by NININCER (1932), with an...in which the silicate portion is olivine. But Springwater, unlike Brenham, displays what, seems to IW ii |  | | Journal (article/letter/editorial) | | Tempe, Arizona 85287, USA ABSTRACT. The Zaisho meteorite, one of only four known pallasite falls, contains...rare in pallasites, and it is only the fourth meteorite known to contain phosphoran olivine. Except for...polished section. The mineralogy and texture of the meteorite are fairly typical of pallasites. It contains...of phosphoran olivine (this is only the fourth meteorite from which this material has been described),...their corners rounded, as would occur had the meteorite been annealed following olivine facturing. Two |  | | Journal (article/letter/editorial) | | fugacity (IOF) of olivine separates from the Salta, Springwater, and Eagle Station pallasites was measured between...separates from Salta, Springwater, and Eagle Station fall within one log unit of the iron-wiistite oxygen buffer...0.5 logf02), contains Fa12.5and Fe9asNi9.0; Springwater, of intermediate redox state (-IW), contains...of Eagle Station Trio (EST) pallasites and Boc&va iron meteorites. INTRODUCTION PALLASITESARESTONY-IRONmeteorites...eorites consisting predominantly of olivine and iron-nickel metal. There have been numerous studies completed |  | Pankhurst, Matthew J., Vo, Nghia T., Butcher, Alan R., Long, Haili, Wang, Hongchang, Nonni, Sara, Harvey, Jason, Guđfinnsson, Guđmundur, Fowler, Ronald, Atwood, Robert, Walshaw, Richard, Lee, Peter D. (2018) Quantitative measurement of olivine composition in three dimensions using helical-scan X-ray micro-tomography. American Mineralogist, 103 (11) 1800-1811 doi:10.2138/am-2018-6419 | Journal (article/letter/editorial) | | Olivine is also an important component of several meteorite classes and contains clues as to that evolution...olivine is that between 2+ cations in the M sites. Iron exchange for Mg is accompanied by a disproportionately...San Carlos olivine (NMNH 111312-44) and Springwater Meteorite Olivine (USNM 2566) were used as primary...primary and secondary RMs, respectively. The Springwater Meteorite RM returns precise major and minor oxide...secondary reference material results. Springwater Meteorite olivine As secondary RM Accepted value (n |  | Fukuda, Kohei, Beard, Brian L., Dunlap, Daniel R., Spicuzza, Michael J., Fournelle, John H., Wadhwa, Meenakshi, Kita, Noriko T. (2020) Magnesium isotope analysis of olivine and pyroxene by SIMS: Evaluation of matrix effects. Chemical Geology, 540. 119482 doi:10.1016/j.chemgeo.2020.119482 | Journal (article/letter/editorial) | | meteorites in this study. Olivine grains in Winona meteorite (WN-Ol) were small (~100 μm) and intermixed with...contents were calculated by considering total iron as ferrous iron. Table 1 List of olivine and pyroxene RMs...8 100.0 48.6 48.6 85.5 88.9 96.3 Provenance/meteorite name (type) Rock type Orikabe plutonic complex...Kenna (Ureilite) Beiyan, China Beiyan, China Springwater (Pallasite) ALHA77257 (Ureilite) Beiyan, China...forsterite Gabbro Gabbro Meteorite Peridotite Peridotite Meteorite Meteorite Peridotite Peridotite Peridotite |  | | Journal (article/letter/editorial) | | form Mass. 01804 20 December 1966) Abstract-The iron contents of olivines and low-calcium pyrosenes in...of all available chondrites in several major meteorite collections, * 3. Rnally, we included ehondrites...the determination, by micrcjprobe analysis, of the iron contents of ohvines and pyroxenes in the unequilibrated...corrected for dead-time, drift and background, and the iron intensity for each analyzed point was converted...by dividing by the iron intensity of our prime standard (olivine from the Springwater pallasite). This |  | | Report (issue) | | parent rocks. Introduction As the importance of meteorite impacts as a mechanism producing lunar land forms... Alteration minerals include chlorite minerals, iron oxides, serpentine, and epidote. In addition, within...chromespinel, ulvospinel, rutile, metallic iron, nickel-iron, and troilite). Minor olivine may also be...basalt (Figure 11, Tables 1, 2). In addition, ferrous iron is more prevalent in the glasses, indicating a reduction...ACKNOWLEDGMENTS.—We are indebted to the curators of the meteorite collections in the following institutions for |  | Lunning, Nicole G., Gardner-Vandy, Kathryn G., Sosa, Emma S., McCoy, Timothy J., Bullock, Emma S., Corrigan, Catherine M. (2017) Partial melting of oxidized planetesimals: An experimental study to test the formation of oligoclase-rich achondrites Graves Nunataks 06128 and 06129. Geochimica et Cosmochimica Acta, 214. 73-85 doi:10.1016/j.gca.2017.07.004 | Journal (article/letter/editorial) | | related by partial melting processes to established meteorite groups. Magma with a GRA 06128/9-like composition...from one log unit below to one log unit above the iron-wüstite buffer (IW-1 to IW+1), resulted in ~14-31%...phase, which raises issues about the distribution of iron in the resultant melts. In this work, we experimentally...at the Smithsonian Institution from the same meteorite chip (LAP 03639,17) and another chip (LAP 03639...National Mineral (USNM) 111312/444; olivine, Springwater meteorite United States National Mineral USNM 2566 |  | | Report (issue) | | ) As a general rule, if both ferric and ferrous iron were reported by the analyst, we present an unadjusted...Synthetic Olivine, Susimaki Meteorite Tephroite, Synthetic Olivine, Springwater Meteorite page 13 Appendix...Jadeite, New Idria, CA Hypersthene, Johnstown, Meteorite Auguite, Kakanui, NZ Chrome Augite Oiopside, Pennsylvania...Synthetic Enstatite Enstatite, Shallowwater, Meteorite Wollastonite, Mono Co., CA page 14 Appendix...low sum, but does not include alkali and ferric iron. Recalculation of the analysis to an amphibole formula |  | | Journal (article/letter/editorial) | | tektites, photographs, a: 864-855 Ablation rate iron meteorite “Thule”, 25: 98 Absolute abundance of the chromium...four, by neutron activation, 22: 777 Achondrites-iron meteorites, complementary differentiates, 24: 183-184...compositional relation with oummingtonite, 26: 589 iron in, 25: 269-294 magnesium in, 25: 269-294 manganese...Bruderheim meteorite, 26: 6132 aubrite, Bishopville, 29: 1085-1099 cosmic-ray, Bruderheim meteorite, 26: 662... 22: 94-98 4 Cumulative Age of elements, in iron meteorites, ofder than solar system, 26: 990 Age |  | | Catalog/List | | 4600 million Session One 72001 Henbury Meteorite Slice Iron, IIIAB Northern Territory, Australia — (24°...(24° 34’S, 133° 10’E) Found: 1931 The Henbury Meteorite from Australia is a popular and universally—known...$600—$800 Starting Bid: $300 72002 Toluca Meteorite End Cut Iron, IAB—sLL Mexico City, Mexico Found: 1776...deinitely more than just a slice of the Toluca Meteorite. The main face of this end cut, weighing 571 grams...exterior that looks like what the rind of an Iron Meteorite really should. Discovered in 1776 by conquistadores |  | Rudraswami, N.G., Shyam Prasad, M., Babu, E.V.S.S.K., Vijaya Kumar, T., Feng, W., Plane, J.M.C. (2012) Fractionation and fragmentation of glass cosmic spherules during atmospheric entry. Geochimica et Cosmochimica Acta, 99. 110-127 doi:10.1016/j.gca.2012.09.036 | Journal (article/letter/editorial) | | Olivine from the Springwater meteorite (USNM-2566) and hypersthene from the Johnstown meteorite (USNM-746)...one CAI in the Allende (Palme and Wlotzka, 1976), iron meteorites (Pernicka and Wasson, 1987; Campbell...Rudraswami et al., 2011) one cannot conclusively rule out iron meteorites as precursors for the I-type spherules...one CAI from Allende (Palme and Wlotzka, 1976), iron meteorites (Pernicka and Wasson, 1987; Campbell...and Humayun M. (2005) Compositions of group IVB iron meteorites and their parent melt. Geochim. Cosmochim |  | | Journal (article/letter/editorial) | | temperature of entrapment), resulting from excess ferrous iron in the melt. An increase in heating times should...melt oxidation state due to the increase in ferrous iron. In addition to dehydration of melt inclusions and...beam with a 15 KeV accelerating voltage. Springwater meteorite olivine (USNM 2566), was analyzed prior...high KD (> 0.3) may indicate re-equilibration, or iron loss, has occurred, however the olivine-melt Fe/Mg...experiments as a monitor of over/ under-heating. Iron concentrations of heated melt inclusions compared |  | | Report (volume) | | BIBLIOGRAPHY OF NOETH AMERICAN GEOLOGY, 1931 AND 1932 Canada, Geological Survey: Summary Reports 1930, 1931;...Economic Geology Series, nos. 7-12. Ottawa, Ont. Canada, National Museum: Bulletins 67-70. Ottawa, Ont...Bureau of Mines: Annual Report 1930, 1931. Quebec, Canada. Rochester Academy of Science: Proceedings, vol... pts. 1, 2. Toronto, Ontario. Royal Society of Canada: Proceedings and Transactions, 3d ser., vols. 25...geographic de Quebec: Bulletin, vols. 25, 26. Quebec, Canada. South Dakota Geological Survey: Report of Investigations |  | | Journal (article/letter/editorial) | | Jarosewich, 2002). Analyzing olivine of the Springwater meteorite and hornblende from Kakanui monitored the...reveals that the second melt is strongly enriched in iron, phosphorous, and titanium and depleted in silica...and one iron-rich. Phosphorus, zirconium, titanium, and chlorine are strongly enriched in the iron-rich...incompatible elements are forced to enter the immiscible iron-rich melt. This is probably also valid for the rare...1 for the silicarich and 11.7 2.0 wt% for the iron-rich melt, at an estimated melt fraction of 0.05 |  | | Journal (article/letter/editorial) | | Olivine San Carlos, USNM111312/444; Olivine Springwater meteorite, USNM 2566; Anorthite, USNM 137031; Anorthoclase...USNM 143966, Jarosewich et al. 1980). The ferric iron contents of Cr-spinel were calculated assuming ideal...some cases like the Sept Iles layered intrusion, Canada, the Stillwater Complex, USA or the Bushveld Complex |  | | Book | | METEORITICS H . H . Nininger DIRECTOR , AMERICAN METEORITE MUSEUM The University of Denver Press Science...RESERVED . PUBLISHED SIMULTANEOUSLY IN THE DOMINION OF CANADA BY BURNS & MACEACHERN , TORONTO . Science Mineralogy...the thousands of people from the United States , Canada , and Mexico who have responded to his many requests...RELATIONS THE PLAINVIEW METEORITE SHOWER THE KIOWA COUNTY METEORITES METEORITE CRATERS A COMPOSITE SWARM...METEORITES AND THE MOON 280 TEKTITES 297 GREAT METEORITE COLLECTIONS 309 PROPOSED NATIONAL INSTITUTE OF |  | | Book | | © 2011 Royal Ontario Museum, Toronto, Ontario, Canada. All rights reserved. No part of this publication...Cataloging-in-Publication Data (U.S.) Library and Archives Canada Cataloguing in Publication Tait, Kimberly. Tait...States by Firefly Books (U.S.) Inc. Published in Canada by Firefly Books Ltd. PO. Box 1338, Ellicott Station...at the Royal Ontario Museum, Toronto, Ontario, Canada. Photography: Brian Boyle, MPA, FPPO, and Miguel...publishing program by the Government of Canada through the Canada Book Fund as administered by the Department |  | | Journal (article/letter/editorial) | | have unfractionated flat pattern, but different meteorite components such as matrix, chondrules, CAIs have...analyses are olivine (Springwater meteorite, USNM2566) and hypersthene (Johnstown meteorite, USNM746) (Jarosewich...understanding their relation with the type of meteorite parent bodies. The histograms shown in Fig. 5...Brownlee D. E. 2005. Isotopic compositions of oxygen, iron, chromium, and nickel in cosmic spherules: Toward...Ganapathy R. 1976. Trace elements in the Allende meteorite—II. Fine-grained Ca-rich inclusions. Geochimica |  | | Report (volume) | | Institute Review. Agricultural Institute of Canada. Ottawa, Ont., Canada. Alaska Dept. Health and Welfare Water-Hydrol...Petroleum Resources Annual Report. Victoria, B.C., Canada. Bull. Marine Sci. Gulf and Caribbean-Bulletin...Water Resources Center Report. Berkeley, Calif. Canada Defence Research Board, Directorate Sci. Inf. Services...Report. Ottawa, Ont., Canada. Canada Dept. Mines and Tech. Surveys Geog. Br. Mem.--Canada Department of Mines...Geographical Branch Memoir. Ottawa, Ont., Canada. VIII Canada Dept. Mines and Tech. Surveys Mineral Resources |  | | Journal (article/letter/editorial) | | chromites show the same trends in microcosm. Ferric iron and TiO2 increase towards the margins of grains...compositions around Fo90 or less, within sequences showing iron enrichment trends which have formed from ponded...melt can be estimated qualitatively from the ferric iron content of the chromite. As we have seen, primary...dunitic adcumulate bodies are commonly low in ferric iron, relative to chromites from orthocumulate rocks...positive correlation between chromite abundance and iron content of cumulus olivine (Fig. 8) is not what |  | Caracciolo, Alberto, Bali, Enikő, Guðfinnsson, Guðmundur H., Kahl, Maren, Halldórsson, Sæmundur A., Hartley, Margaret E., Gunnarsson, Haraldur (2020) Temporal evolution of magma and crystal mush storage conditions in the Bárðarbunga-Veiðivötn volcanic system, Iceland. Lithos, 352. 105234 doi:10.1016/j.lithos.2019.105234 | Journal (article/letter/editorial) | | Standards Ltd), Cr-augite (NMNH 164905), Springwater meteorite olivine (USNM 2566), and basaltic glass...original iron content of the melt before diffusive Feloss, referred as FeO*. The original iron content |  | | Report (volume) | | 1'Advancement des Sciences Annales vol. 1-5. Montreal, Canada. 8 BIBLIOGRAPHY OF NORTH AMERICAN GEOLOGY, 1929-39...Seismograph Station Bulletins vols. 2-7. Berkeley, Calif. Canada Department of Mines and Resources: Annual Reports...73-91 Nummary Reports 1928-33. Ottawa, Ontario. Canada Dominion Observatory Bibliography of Seismology...Canadian Ceramic Society Journal vols. 1-8. Toronto, Canada. Canadian Field-Naturalist vols. 43-53. Ottawa...York. Engineering Journal vols. 19-22. Montreal, Canada. Engineering News Record vols. U0-123. New York |  | | Journal (article/letter/editorial) | | 113498/1 VG-A99), chromite (USNM 117075), and Springwater meteorite olivine (USNM 2566) were analyzed under...as a result of errors in determining the ferric iron content in spinel from microprobe analysis and greater...results from addition of water, or addition of ferric iron or sulfate. Melt modeling, in conjunction with chromite...as sulfide is strongly dependent on the ferrous iron content of the melt (Metrich et al., 1999; Danyushevsky...oxidation (Rowe et al., 2007). The loss of ferrous iron, either through oxidation from excess oxygen following |
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