 | | Journal (article/letter/editorial) | | PUBLISHING COMPANY HIBONITE [Ca2(A1,Ti)24038 ] FROM ALLENDE CHONDRITIC THE LEOVILLE AND METEORITES* Klaus...Meteoritics, The University of New Mexico, Albuquerque, New Mexico 87106, USA "and Louis H. F U C H S...Si-Fe-poor, achondritic inclusions of the Leoville and Allende HL-group chondrites. Two varieties of hibonite... and in close proximity to nodules containing calcite, whewellite, forsterite and many of the aforementioned...originated by contact metamorphism and metasomatism of calcite dolomite bearing assemblages cannot, at this time |  | | Journal (article/letter/editorial) | | curators share their tales of obtaining specimeris in Mexico. Collected by BILL AND CAROL SMITH 1731 Daphne... Benny Fenn Mineral dealer, Rancher, Las Cruces, New Mexico Downloaded by [George Mason University] at 13:10...Utah Temtory. So in 1886 some of them emigrated to Mexico, including Bennyâs great-grandfather with his three...Bennyâs family eventually moved to Coloilia Juarez, Chihuahua, but Benny spent his summers with his grandfather...knifepoint of about $9,000. Benny urged him to come to Mexico anyway: âYou still have a plâane ticket.â Walt |  | | Journal (article/letter/editorial) | | RELATIONS OF SULFIDE, SULFATE AND SULFUR IN ORGUEIL METEORITE Manuel N. Bass NASA Manned Spacecraft Center...concurrently forming cracks in unheated portions of the meteorite. The minerals of Orgueil indicate a many-stage...recognized for some time by its occurrence in meteorite fusion crusts. Also spherules of wustite have...chondrites. The calculations suggest a method of de ducing equilibration temperatures of enstatite chondrites...Territory, Australia are identified as being of meteorite impact origin. Liverpool Crater, lat 12° 24'S; |  | | Journal (article/letter/editorial) | | collected immediately after their fall, such as Allende, contain a proportion of extraneous carbon which...(Gibson and Bogard, 1978). However, collection of a meteorite immediately after its arrival on Earth is not...organics < organic polymer < amorphous carbon < calcite < graphite < diamond < carbon in iron. Intuitively...420°C in an oxygen atmosphere (DesMarais, 1978). ALLENDE In Figure 2, we show the carbon release profiles...stepped combustion extraction method applied to the Allende (CV3) chondrite. Both the samples analysed « 50 |  | | Journal (article/letter/editorial) | | com/locate/gca Experimental aqueous alteration of the Allende meteorite under oxidizing conditions: Constraints on...Planetary Sciences, MSC03-2040, University of New Mexico, Albuquerque, NM 81731, USA Received 26 January...experimental study of the aqueous alteration of the Allende CV3 carbonaceous chondrite under highly oxidizing...in order to examine the alteration behavior of Allendes anhydrous mineralogy. The experiments were carried...ratios ranging from 1:1 to 9:1. Uncrushed cubes of Allende were used so that the spatial relationships between |  | Burchell, M. J., Mann, J., Creighton, J. A., Kearsley, A. T., Graham, G., Franchi, I. A. (2006) Identification of minerals and meteoritic materials via Raman techniques after capture in hypervelocity impacts on aerogel. Meteoritics & Planetary Science, 41 (2) 217-232 doi:10.1111/j.1945-5100.2006.tb00205.x | Journal (article/letter/editorial) | | temperatures of 500â700 °C. In addition, selected meteorite samples were examined to obtain Raman signatures...interplanetary dust particles collected in the atmosphere. Meteorite samples have also been studied (e.g., Michel-Levy...planet. More recently, Popp et al. (2002) studied meteorite samples with a diverse range of surface quality...grains of the CV3 carbonaceous chondrite meteorite Allende fired into aerogel at 5 km sâ1 could be identified...fired a wide range of minerals and inhomogeneous meteorite samples into aerogel, and we report on the Raman |  | | Journal (article/letter/editorial) | | petrogenesis of a hibonite inclusion from the Murchison meteorite* JOHN T. ARMSTRONG,G. P. MEEKER,J. C. HUNEKE and...hibonite-containing inclusion from the Murchison meteorite, was performed in an attempt to understand the...composed of roughly equal amounts of hibonite and calcite, with minor amounts of spinel, perovskite, diopside...roughly concentric zones-a hibonite-rich core, a calcite-rich mantle, and a spinel-rich layered rim. The...planetary body containing COr and Hz0 during which calcite was formed in the inclusion; and (3) the final |  | | Journal (article/letter/editorial) | | identification has elucidated many aspects of meteorite formation. Of particular interest are five phosphate...calcium- and aluminum-rich silicates in the Allende meteorite, a Type 1II carbonaceous chondrite which fell...(Mason, 1962), when I wrote an account of the meteorite minerals then recognized, see Table 1, the list...(Zn,Fe)S *Lawrencite (Fe,Ni)CI 2 Magnesite Calcite Dolomite Quartz (Mg,Fe)C03 CaC0 3 CaMg(C0 3h Si0...s Ti0 2 Formula Accessory in Odessa iron and Allende (CellI) Rare, in ureilites Rare, in ureilites Accessory |  | | Journal (article/letter/editorial) | | CHEN-LIN CHOU, PHILIP A. BAEDECKER and JOHU T. U AWN: Allende inclusions: \oiatiie-element distribution and evidence...E ACHARD: Etude ph~sicochimique des risidus de pyrolyse de la sporopoli~nine. LAWRENCE GROSSMAN and L&Y...STEELE: Amoeboid olivine aggregates in the Allende meteorite. MARTINE LAGACHE: New data on the kinetics...PLUMMER and T. M. L. WIGLEY: The dissoâiution of calcite m CO,-saturated solutiini :,i 2â5 câ :ind 1 atmosphere...diagenesis MARCEL VOWINGEK: Effet de ia tempkrature SW les distributions de Na. Rb et Cs entre la 257 A |  | | Journal (issue) | | one of the early producers of the pink cobaltoan calcite specimens that have been found in significant numbers...addresses are $30.00 per year; addresses in Canada and Mexico are US$48.00 per year; all other foreign subscriptions...effects) Ca-Al-rich inclusion (CAI), Egg-3, from the Allende CV3 carbonaceous chondrite. Adrianite has the I43d...g/cm3. Adrianite is a new secondary mineral in Allende, apparently formed by alkali-halogen metasomatic...wadalite during metasomatic alteration of the Allende CA!s suggests that the metasomatic fluids had Cl-rich |  | | Journal (article/letter/editorial) | | ~lcjurn-aluminum-~ch inclusions from the Allende meteorite indicate that some of the melilite in these...the addition of Ca which we propose came from calcite or by introduction of a fluid phase. We believe...(CAI) found in carbonaceous chondrites, such as Allende, have been subjects of great interest in large...indicates a much more complicated history for Allende CA1 than simple single-stage processes in which...(KORNACKI, 1982), hibonite-containing inclusions in Allende and Leoand various combinations of the above (WARK |  | Wasserburg, G.J., Hutcheon, I.D., AlĂ©on, J., Ramon, E.C., Krot, A.N., Nagashima, K., Brearley, A.J. (2011) Extremely Na- and Cl-rich chondrule from the CV3 carbonaceous chondrite Allende. Geochimica et Cosmochimica Acta, 75 (17) 4752-4770 doi:10.1016/j.gca.2011.06.004 | Journal (article/letter/editorial) | | chondrule from the CV3 carbonaceous chondrite Allende G.J. Wasserburg a, I.D. Hutcheon b, J. AleÌon c...MaÌnoa, Honolulu, HI 96822, USA e University of New Mexico, Albuquerque, NM 87131, USA b Received 28 November...object from the oxidized CV carbonaceous chondrite Allende. Al3509 consists of ïŹne-grained ferroan olivine...The minerals listed above are commonly found in Allende CAIs and chondrules and are attributed to late-stage...alteration of Allende CAIs and chondrules and in melilite and anorthite of most CAIs in Allende. The oxygen-isotope |  | | Journal (article/letter/editorial) | | aqueous alteration and thermal metamorphism on the Allende CV3 parent body Iffat JABEEN 1,2, *, Minoru KUSAKABE1...AbstractâPrecise triple oxygen isotope compositions of 32 Allende bulk chondrules (ABCs) are determined using laser-assisted...chondrules yield a regression line referred to as the Allende bulk chondrule line (ABC line, slope = 0.86 0...line (CCAM line, slope = 0.94 0.02) than the Allende anhydrous mineral line (AAML, slope = 1.00 0...4.90& (CC). A simple model is proposed for the Allende CV3 chondrite with reference to the AAML and PCM |  | Johnson, Craig A, Prinz, Martin, Weisberg, Michael K, Clayton, Robert N, Mayeda, Toshiko K (1990) Dark inclusions in Allende, Leoville, and Vigarano: Evidence for nebular oxidation of CV3 constituents. Geochimica et Cosmochimica Acta, 54 (3) 819-830 doi:10.1016/0016-7037(90)90376-v | Journal (article/letter/editorial) | | PKS pk. Printed in U.S.A. Dark inclusions in Allende, Leoville, and Vigarano: Evidence for nebular oxidation...isotopic data on examples from Allende, Leoville, and Vigarano. The Allende inclusions comprise a petrographic...inclusions have compositions similar to the host meteorite bulk values whereas olivine aggregate-rich inclusions...degrees prior to their incorporation as clasts into Allende, Leoville, and Vigarano. The processing homogenized...alteration prior to their incorporation into the meteorite. For Vigarano and Mokoia, DIs have been noted |  | Goresy, A.El, Palme, H., Yabuki, H., Nagel, K., Herrwerth, I., Ramdohr, P. (1984) A calcium-aluminum-rich inclusion from the Essebi (CM2) chondrite: Evidence for captured spinel-hibonite spherules and for an ultra-refractory rimming sequence. Geochimica et Cosmochimica Acta, 48 (11) 2283-2298 doi:10.1016/0016-7037(84)90224-2 | Journal (article/letter/editorial) | | this layer is altered to sodalite + nepheline + calcite); (3) a hibonitecorundum solid solution; (4) a...alteration of melilite to sodahte + nepheline + minor calcite, and finally burial in the Essebi parent body....MASONand MARTIN, 1974, reactions occurted in the meteorite parent body during 1977; WANKE et al., 1974; PALME...reI?actory melt before incorporation into the meteorite et al., 1973; WASSERBURGet af., 1980; NIEDERER...in the 1981; WASSERBURGet al., 1977). Allende (0â3) meteorite are, however, nonconclusive Equilibrium |  | | Journal (article/letter/editorial) | | fraction from a composite refractory inclusion from Allende. The refractory inclusions from Vigarano and Leoville...Leoville are all similar to their counterparts in Allende in that they have groups I, II, and III refractory...features that are very infrequently encountered in Allende inclusions. For example, Vigarano 1623-2 is a group...the ones from Allende. Even the Vigarano dark clast has a lower Na content than Allende dark clasts. Secondary...in the case of Allende inclusions. The hibonite- and melilite-rich parts of the Allende inclusion could |  | Ishii, H. A., Krot, A. N., Bradley, J. P., Keil, K., Nagashima, K., Teslich, N., Jacobsen, B., Yin, Q.-Z. (2010) Discovery, mineral paragenesis, and origin of wadalite in a meteorite. American Mineralogist, 95 (4) 440-448 doi:10.2138/am.2010.3296 | Journal (article/letter/editorial) | | mineral paragenesis, and origin of wadalite in a meteorite Hope A. IsHII,1,* AlexAnder n. Krot,2 JoHn p....Ca6Al5Si2O16Cl3) has been discovered for the first time in a meteorite, specifically in coarse-grained, igneous type...inclusions (CAIs) from the CV carbonaceous chondrite Allende. We report the results of electron microprobe,...analyses of wadalite-bearing assemblages in the Allende CAIs and propose that wadalite formed by metamorphic...episodes on the Allende parent asteroid. Fluid involvement in metamorphism of Allende CAIs implies that |  | | Journal (article/letter/editorial) | | alteration and contain secondary minerals, including calcite and various phyllosilicates. These assemblages...to those in the chondrules and matrix of the meteorite, and it is concluded that all were altered more...the post-formational history of the CAIs in a meteorite, their textural relationship to host matrix must...between the sections examined and indicate that the meteorite is heterogeneous. Cold Bokkeveld has a distinct...microcrystalline, silicate-rich objects in the meteorite have angular margins and are probably fragments |  | | Journal (article/letter/editorial) | | Fe-rich serpentine phyllosilicates (ftochilinite calcite). Original melilite in these CAIs is inferred to...body and Fe-rich serpentines, tochilinite and calcite were formed in its place. The other type of altered...perovskite, fassaite and diopside with secondary calcite, paragonite, Mg-Al-Fe phyllosilicates and a Mg-A-Fe...the presence of secondary aluminosilicates and calcite. The Al-rich alteration products in MCA-1 are also...body environment. The Mg-Al-Fe phyllosilicates, calcite and the Mg-Al-Fe sulphate fonned following aqueous |  | | Journal (article/letter/editorial) | | lath-shaped matrix olivine in the CV3 chondrite Allende and its dark inclusions ALEXANDER N. KROT1*, EDWARDR...1996 September I I ) Abstract-We have studied an Allende dark inclusion by optical microscopy, scanning...isolated olivines and matrix, which, as in the Allende host, is mainly composed of 5-20 p m long lath-shaped...texturally and compositionally identical to those in Allende host, suggesting that they have similar origins...p m long) intergrown with nepheline. As in the Allende host, fayalitic olivine veins may crosscut altered |  | | Report (issue) | | 19Ti3+0.18Ti4+0.03Al0.02Fe0.02)ÎŁ=1.03O1.74. (2) Allende meteorite; by electron microprobe; corresponds to (Zr0...massif, Russia). In a CV3 carbonaceous chondrite meteorite. Association: Spinel, forsterite, Ă„kermanite-gehlenite...zircon, dolomite, calcite (Tazheran massif, Russia). Allendeite, perovskite (Allende meteorite). Distribution:...Jacupiranga carbonatite, SĂŁo Paulo, Brazil. In the Allende meteorite. Name: For the Tazheran massif, Russia, where...from an ultrarefractory inclusion from the Allende meteorite. Amer. Mineral., 99, 654-666 [occurrence reference] |  | | Journal (article/letter/editorial) | | that some regions of this apparently brecciated meteorite may be subtype 2.9. The suite of CAIs in Paris...2014). However, in oxidized CV3 falls such as Allende, many CAIs (e.g., Wark 1981; Krot et al. 1995)...(BSE) images of typical regions of the Paris meteorite. RESULTS Petrography Paris appears to be brecciated...tochiliniteâ cronstedtite intergrowths (TCIs), and calcite grains (Metzler et al. 1992). The latter two components...might be a fresh fall, there is evidence that the meteorite has experienced moderate terrestrial weathering |  | | Journal (article/letter/editorial) | | porous fine-grained inclusion in the Kainsaz (C03) meteorite. This inclusion is the least altered fine-grained...entirely the secondary alterations experienced by Allende fine-grained inclusions. The inclusion is comprised...precursor of the altered mineral assemblages of Allende fine-grained inclusions, though a lack of interstitial...a direct genetic relationship between the two (Allende fine-grained inclusions contain abundant interstitial...exclusively. INTRODUCTION (CAIs) in the Allende (CV3) meteorite contain abundant secondary minerals (including |  | | Journal (article/letter/editorial) | | Laboratoire de Geochimie et Cosmochimie - Institut de Physique du Globe et Departement des Sciences de la Terre...TREMORGIO (CANTON TICINO) AS A POSSIBLE QUARTERNARY METEORITE IMPACT CRATER IN THE SWISS ALPS Kurt Bachtiger...the author had, some years ago, the idea of a meteorite impact crater in the Quarternary, i.e. 20-50,000...some interpretations will be attempted. 171 K Meteorite Type (ppm) johnstown (whole rock) Di 853...Total Ar 39_Ar40 age (G.Y.) 4.38 4.07 maximum Meteorite minimum Bjurbole 4.12 3.46 3.96 3.98 1.62 |  | | 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. ~~ ~ |
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