 | | Journal (article/letter/editorial) | | ZOLENSKY Earth Science and Solar System Exploration Division, NASA, Johnson Space Center, Houston, Texas 77058...minerals into the lunar regolith. The Bench Crater meteorite also provides a glimpse of the petrography of...this time we had assumed that the Bench Crater meteorite is anhydrous, with only dehydrated phyllosilicates...al., 1974). I have examined the Bench Crater meteorite, a chondrite recovered from the lunar regolith...reported recently by Zolensky et al. (1 996a). This meteorite measures only 3 mm in greatest dimension and exists |  | Jones, Rhian H., McCubbin, Francis M., Dreeland, Linda, Guan, Yunbin, Burger, Paul V., Shearer, Charles K. (2014) Phosphate minerals in LL chondrites: A record of the action of fluids during metamorphism on ordinary chondrite parent bodies. Geochimica et Cosmochimica Acta, 132. 120-140 doi:10.1016/j.gca.2014.01.027 | Journal (article/letter/editorial) | | Mexico, MSC03 2050, Albuquerque, NM 87131, USA c Division of Geological and Planetary Sciences, California...they formed. Characterization of merrillite and apatite includes textural observations, mineral compositions...4–6 are known to contain the phosphate minerals apatite (Ca5 (PO4)3X, where X represents monovalent anions)...determined from P X-ray maps, modal abundances of Cl-apatite were determined from Cl X-ray maps, and modal abundances...calculated by subtracting the abundance of Cl-apatite from total phosphates. Estimated errors for modal |  | McCanta, M.C., Treiman, A.H., Dyar, M.D., Alexander, C.M.O’D., Rumble, D., Essene, E.J. (2008) The LaPaz Icefield 04840 meteorite: Mineralogy, metamorphism, and origin of an amphibole- and biotite-bearing R chondrite. Geochimica et Cosmochimica Acta, 72 (23) 5757-5780 doi:10.1016/j.gca.2008.07.034 | Journal (article/letter/editorial) | | elsevier.com/locate/gca The LaPaz Icefield 04840 meteorite: Mineralogy, metamorphism, and origin of an amphibole-...online 11 September 2008 Abstract The R chondrite meteorite LaPaz Icefield (LAP) 04840 is unique among metamorphosed...(An8Ab90Or2), magnetite, pyrrhotite, pentlandite, and apatite. Ferromagnesian minerals are rich in Fe3+, as determined...ordinary chondrite phyllosilicates (as in the Semarkona chondrite), and insoluble organic matter (IOM)...mccanta@ gmail.com (M.C. McCanta). 1 Present address: Division of Geological and Planetary Sciences, California |  | | Journal (article/letter/editorial) | | that, during partial melting of some asteroidal meteorite parent bodies, explosive pyroclastic volcanism...the precursor materials of these magmatic iron meteorite groups were similar in composition to unequilibrated...meteorites in the world's collections, some asteroidal meteorite parent bodies must have experienced complex processes...sufficient volatiles, and if some of the igneous iron meteorite groups originated on bodies having similar starting...by the Center for Meteorite Stdies, Arizona State University, and samples of Semarkona and Sharps by the |  | | Journal (article/letter/editorial) | | Amorsson S. ~stmann~o~r H. Ok&son J. Sigvaldason G. E. INDIA Krishnaswami S. ISRAEL Aizenshtat 2. Ben-Yaakov...MARTI:Nucleogenic noble gas com~nent~ in the Cape York iron meteorite 163 Book Reviews S. A. MORSE:“Lunar Bases and...forsterite-bearing Ca-Al-rich inclusions in the Aliende meteorite . LAWRENCE R. BERNSTEIN and GLENNA. WAYCHUNAS:...HANSSCHRADER and WILLIAMT. rare earth elements in fossil apatite HOLSER:Paleoredox variations in ancient oceans...Organic Ge~hemist~ Division, Minutes 1028 . 1030 Organic Geochemistry Division, Slate of Officers |  | | Journal (article/letter/editorial) | | sheet (171) 481 Antarctica (167) 215, (170) 105 apatite (170) 463 Apennines (168) 243, (169) 261 apparent...armalcolite (165) 37 Asia (165) 129 1897 Assam India (167) 269 assimilation (170) 301 Atlantic Ocean...inclusions (164) 345, (165) 25, (169) 173 India (171) 7, (171) 607 India-Asia collision (171) 107 Indian Ocean...(169) 37 seismicity (168) 255, (172) 11 Semarkona Meteorite (164) 577 Senegal (173) 413 Sesia-Lanzo Zone...Mountain (171) 95 Yunnan China (165) 1 Zagami Meteorite (173) 397 zircon (164) 409, (169) 291, (171) 591 |  | Fu, Roger R., Weiss, Benjamin P., Lima, Eduardo A., Kehayias, Pauli, Araujo, Jefferson F.D.F., Glenn, David R., Gelb, Jeff, Einsle, Joshua F., Bauer, Ann M., Harrison, Richard J., Ali, Guleed A.H., Walsworth, Ronald L. (2017) Evaluating the paleomagnetic potential of single zircon crystals using the Bishop Tuff. Earth and Planetary Science Letters, 458. 1-13 doi:10.1016/j.epsl.2016.09.038 | Journal (article/letter/editorial) | | zircons is carried by Fe oxides associated with apatite inclusions, which may be susceptible to destruction...zircons is carried by Fe-oxides associated with apatite inclusions. 2. Samples and methods We collected...dusty olivine-bearing chondrules from the Semarkona meteorite (Fu et al., 2014b), produces maps of the...the association of ferromagnetic sources with apatite inclusions. QDM maps were taken after a near-saturation...dashed red lines highlight the locations of surface apatite as identified from BSE and WDS analysis. Comparison |  | | Journal (article/letter/editorial) | | matrices of the unequilibrated ordinary chondrites Semarkona, Bishunpur, Chainpur, and Krymka. The rims appear...abundances of forty elements in rims and matrices from Semarkona (LL3.0), Bishunpur (LL/L3.1), Krymka (LL3.1),... The only meteorite in which no distinction was made between rims and matrix was Semarkona. Apparently...matrix and rims are rather more complicated. In Semarkona, Bishunpur, and Chainpur matrices the distribution...__._.. A Chainphr ----O---Krymka ----III---- Semarkona (A) Matrix O.l’, , MgAl ( , , Si CaSc |  | | Book (edition) | | Italy NT Chieti NT Marsica AJjsaroka Fault Abee Meteorite aa Taylor County Texas Texas Southwestern U...River IN Index Indian states as applica¬ ble. BT India SA Bihar SA West Bengal Ajman Sheikdom. One of federation...Peninsula Ajmer City and district in central Raja¬ sthan, NW India. BT Rajasthan BT India akaganeite BA oxides...Endicott Mountains NA Fairbanks Alaska NA Fairbanks District NT Fairweather Fault NT Glacier Bay NA Glacier...Interior Seaway NX Western Overthrust Belt SA Abee Meteorite SA Altyn Limestone SA Banff Formation SA Bearpaw |  | | Journal (article/letter/editorial) | | Printedin U.S.A. + .oO The microstructure of Semarkona and Bishunpur C. M. O’D. ALEXANDER,“* D. J. BARBER...24, 1989) Abstract-The ordinary chondrites, Semarkona and Bishunpur, appear to have experienced in situ...examination of them, which supports this conclusion. In Semarkona, all but the most magnesian mafic minerals have...composition of the gas present during the alteration of Semarkona was not solar but was dominated by H20. The formation...grain-boundary fluid present. The alteration in Semarkona and Bishunpur is far from complete. Thermodynamic |  | DeHart, John M., Lofgren, Gary E., Jie, Lu, Benoit, Paul H., Sears, Derek W.G. (1992) Chemical and physical studies of chondrites: X. Cathodoluminescence and phase composition studies of metamorphism and nebular processes in chondrules of type 3 ordinary chondrites. Geochimica et Cosmochimica Acta, 56 (10) 3791-3807 doi:10.1016/0016-7037(92)90171-e | Journal (article/letter/editorial) | | been analyzed in the chondrules of four of them (Semarkona, type 3.0; Krymka, 3.1; Allan Hills A77214,3.5;...present in Semarkona ( l&20,60,5% by number, respectively), group A5 chondrules in Semarkona being more...function of petrologic type Section # Meteorite *o"rCe+ Semarkona Bishunpur Krymka Chainpur ALHA Hedjaz...on the four analyzed chondrites underlined): Semarkona, lOO%A5; Krymka, Bishunpur, SO%AS: Cbainpur, ALRA77214...of Natural History, Smithsonian Institution (Semarkona polished thick section made at UCLA). BH, Robert |  | Brearley, Adrian J, Scott, Edward R.D, Keil, Klaus, Clayton, Robert N, Mayeda, Toshiko K, Boynton, William V, Hill, Dolores H (1989) Chemical, isotopic and mineralogical evidence for the origin of matrix in ordinary chondrites. Geochimica et Cosmochimica Acta, 53 (8) 2081-2093 doi:10.1016/0016-7037(89)90326-8 | Journal (article/letter/editorial) | | fine-grained matrix lumps and chondrule rims from Semarkona (GROSSMANet al., 1987). Transmission electron...extracting matrix materials intact from the host meteorite due to the small dimensions of matrix fragments...from this study (TAYLOR et al., 1984) and from Semarkona (GROSSMANet al., 1987), have been lacking. Consequently...subsequently isolated on two adjacent slices of the meteorite. Samples of the lump weighing 8 and 4 mg were...finely powdered in a precleaned agate mortar. (The meteorite was friable and easily powdered). A 7.5 mg split |  | | Journal (article/letter/editorial) | | and opaque chondrule rims in Bishunpur, Krymka, Semarkona, Chainpur (all LL3), Tieschitz and Sharps (both...pre-solar, component is limited to 3 vol.% of each meteorite, so equilibrium condensate was not the carrier...During our work, however, it transpired that Semarkona, LL3.0, and Bishunpur, LL3.1, are partially hydrothermally...Meteorites studied Name Bishunpur Chainpur Krymka Semarkona Sharps Tieschitz Class LL3.1 LL3.4 LL3.0 LL3...and chondrules are most clearly shown in this meteorite, so most of our textural study was performed on |  | | Journal (article/letter/editorial) | | with a double-polished section of the Allende meteorite (PTS, Naturhistorisches Museum, Vienna) at the...of glass inclusions in olivines of the Allende meteorite varies as follow: SiO2: 42.9–55.9 wt%; TiO2: 0...diopside: 10.81; wollastonite: 9.19; ilmenite: 1.77; apatite: 0.35. The glasses of the mesostasis were analyzed...heated glass inclusions in olivines of the Allende meteorite, for a final temperature of 1100–1450 °C varies...inclusions in olivine and mesostasis of Allende meteorite. The two ellipses show the areas cover by glasses |  | | Journal (article/letter/editorial) | | account for more than 85% of all meteorites in the meteorite collection (e.g., Krot et al. 2005). Most OCs...were available in the University of New Mexico meteorite collection. Analytical techniques used include...illustrated. Total abundance of metal + sulfide + apatite. b Fig. 5. BSE images of Bjurböle (L ⁄ LL4)...mesostasis composition from the LL3.0 chondrite, Semarkona (Jones 1990), using MELTS (Ghiorso and Sack 1995;...is not observed in type 3 chondrites, such as Semarkona LL3.0 (e.g., Jones 1990). A melt could also have |  | | Journal (article/letter/editorial) | | which could have only been preserved if this meteorite was not subjected to any significant thermal metamorphism...have only been identified in clasts in one other meteorite, the LL3.1 ordinary chondrite Krymka (e.g., Semenenko...analysis by the Johnson Space Center Antarctic Meteorite Collection. QUE 99177 was classified as Antarctic...diopside for Ca, spessartine for Mn, chromite for Cr, apatite for P, albite for Na and Ti for rutile. For sulfide...sulfide analyses, Si was calibrated on SiC, P on apatite, S and Fe on pyrite, Cr on chromite, and Ni on |  | | Journal (article/letter/editorial) | | rights reserved. 1. INTRODUCTION The Renazzo meteorite was first identified as distinct from other carbonaceous...87320,10 and EET 92011,5, both from the Antarctic Meteorite Collection at Johnson Space Center, as well as...metal for Ni, chalcopyrite for S, diopside for Ca, apatite for P, cobalt metal for Co, chromium metal for...meteorites studied. We present results from each meteorite in detail below. 3.1. MAC 87320,10: type-II chondrule...previously reported for the maximum Ni content in this meteorite (Weisberg et al., 1993). The assemblages A1, A2 |  | | Journal (article/letter/editorial) | | Society, 1997. Printed in USA. Mineralogy of meteorite groups ALANE. RUBIN Institute of Geophysics and...shocked ordinary chondrites. Secondary minerals in meteorite finds that formed during terrestrial weathering...numbers of meteorites (including members of new meteorite groups; Table 1) from hot and cold deserts, the...variations 23 1 A. E. Rubin 232 TABLEI . Meteorite classification. Chondrites Carbonaceous chondrites...Wasson and Kallemeyn, 1990). 233 Mineralogy of meteorite groups TABLE 2. Minerals in meteorites. ~~ ~ |  | | Book | | METEORITE MINERALOGY Meteorites are fascinating cosmic visitors. Using accessible language, this book...book documents the history of mineralogy and meteorite research, summarizes the mineralogical characteristics...photographs of meteorite minerals, and with an accompanying online list of meteorite minerals, this book...book provides a useful resource for meteorite researchers, terrestrial mineralogists, cosmochemists,...students in these fields. a l a n e . r u b i n is a meteorite researcher who recently retired from the University |  | | Journal (article/letter/editorial) | | California, Los Angeles, CA 90095-1567, USA c Division of Geological and Planetary Sciences, California...primitive chondrites (e.g., L3.0 NWA 7731; LL3.0 Semarkona) are interpreted to be products of the processes...the IMACNMNC, including 17 from the Allende CV3 meteorite (Ma, 2015a) and high-pressure phases such as bridgmanite...molybdates powellite tungstates scheelite phosphates apatite arupite beusite bobdownsite brianite buchwaldite...anthophyllite antigorite antitaenite (not approved) apatite aragonite armalcolite arupite aspidolite augite |  | | Journal (article/letter/editorial) | | the Ni-poor composition of (Fe,Ni)5C2 in the Semarkona LL3 chondrite (Keller, 1998). Gibbs energy functions...indistinguishable from the minerals of the bulk meteorite. Similar euhedral crystals have been described...altered and highly unequilibrated LL chondrite Semarkona (Hutchison et al., 1987; Keller, 1998), which...RA-QD02-0115, but the exact composition of the apatite is not well-constrained; Harries and Langenhorst...Yakovlev G.A. (2015) Haxonite in Chelyabinsk LL5 meteorite. Meteorit. Planet. Sci. (Suppl.), #5272 (abstr |  | | Journal (article/letter/editorial) | | studies, Hutchison et al. (1985) suggested that Semarkona (LL3) bore signs of alteration and may in fact...types 2 and 3. We present here TEM studies of Semarkona, Bishunpur, Chainpur, Krymka, Sharps and Tieschitz...metamorphism/metasomatism in ordinary chondrite parent bodies. Semarkona shows the greatest alteration and primarily in...69-1.75 1.49-1.52 1.29-1.32 0.97-0.99 0.86-0.88 Semarkona Bishunpnr range range 4.51-4.62 2.53-2.65...The considerable redistribution of elements in Semarkona suggests the presence of a grain boundary fluid |  | | Journal (article/letter/editorial) | | phyllosilicates MARTIN R. LEE1,* and PHILIP A. BLAND2 1 2 Division of Earth Sciences, University of Glasgow, Lilybank...parts of some meteorites, will only occur if the meteorite is especially metal-rich, or has a low primary...but occur in abundance in only one ‘hot’ desert meteorite, Daraj 014. The majority of Fe-rich weathering...concentrations. Here we report results of a study of meteorite terrestrial weathering products using high-resolution...weathering products do not form before the fall of the meteorite. The work reported here has focused on determining |  | | Journal (article/letter/editorial) | | OF THE METALLIC PHASES IN THE ALMAHATA SITTA METEORITE (FRAGMENT#051). Y. A. Abdu1, A. M. Gismelseed2...Khartoum, Sudan. Introduction: The Almahata Sitta meteorite fall was unique because asteroid 2008 TC3, the...large fragments of the 1947 Sikhote-Alin iron meteorite [2] fallen in the waterlogged deposits. In the...impact structures containing large boulder-sized meteorite rocks may be present. References: [1] Anfinogenov...Fonton S. S. 1959. In: The Sikhote-Alin iron meteorite shower. Part I. Ed.: V. G. Fesenkov and E. L. |  | | Journal (article/letter/editorial) | | St. Louis MO 63130, USA. The present state of meteorite chemistry as established by Wasson and Kallemeyn...including Mg, Si, Sr. the Earth lies close to CI meteorite as previously established. The estimate of si...ratios in the Earth's mantle. as well as on the meteorite trend permils us to estimate the composition of...difference in their relative abundances among meteorite classes reflects differences in the dust!gas ratio...HIGH-DENSITY INTERSTELLAR GRAPHITE FROM THE MURCHISON METEORITE. S. Amari 1.2, E. Zinner), and R. S. Lewis-, IMcDonnell |
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