 | | Journal (article/letter/editorial) | | a new Cl-rich silicate mineral from the Allende meteorite: An alteration phase in a Ca-Al-rich inclusion...analog of wadalite. It occurs with monticellite, grossular, wadalite, and hutcheonite in altered areas along...effects) Ca-Al-rich inclusion (CAI), Egg-3, from the Allende CV3 carbonaceous chondrite. The mean chemical composition...g/cm3. Adrianite is a new secondary mineral in Allende, apparently formed by alkali-halogen metasomatic...wadalite during metasomatic alteration of the Allende CAIs suggests that the metasomatic fluids had Cl-rich |  | | Journal (article/letter/editorial) | | Ca3Ti2(SiAl2)O12, a new garnet mineral from the Allende meteorite: An alteration phase in a Ca-Al-rich inclusion...garnet mineral that occurs with monticellite, grossular, and wadalite in secondary alteration areas along...(FUN) Ca-Alrich inclusion (CAI) Egg-3 from the Allende CV (Vigarano type) carbonaceous chondrite. The...g/cm3. Hutcheonite is a new secondary phase in Allende, apparently formed by iron-alkali-halogen metasomatic...hutcheonite during the metasomatic alteration of the Allende CAIs suggests some mobility of Ti during the alteration |  | | Journal (article/letter/editorial) | | dmisteinbergite (hexagonal CaAl2Si2O8) in the Allende meteorite: A new member of refractory silicates formed...B2 Ca-,Al-rich inclusion (CAI) STP-1 from the Allende CV3 carbonaceous chondrite. STP-1 belongs to a...away from region, possibly by a disk wind. The Allende dmisteinbergite occurs as irregular single crystals...rapid cooling. Dmisteinbergite in Allende, the first find in a meteorite, is a new member of refractory...hexagonal CaAl2Si2O8, new refractory silicate, Allende meteorite, carbonaceous chondrite, Ca-,Al-rich refractory |  | | Report (issue) | | subhedral crystals, ~0.5-1 μm (Vigarano), 1-8 μm (Allende), and 1-20 μm (Efremovka). Physical Properties:...Luster: n.d. Z=8 X-ray Powder Pattern: Allende meteorite. 2.725 (100), 1.629 (80), 3.047 (55), 2.488...0.80 0.79 0.61 0.53 0.07 0.05 98.38 (1) Allende meteorite; average electron microprobe analysis, Ti3+...03) (Si2.38Al0.38Ti4+0.24)O12. (2) Efremovka meteorite; analysis not given; corresponds to (Ca2.97Na0...01Fe0.01)(Si2.36Al0.48Ti4+0.16)O12. (3) Vigarano meteorite; analysis not given; corresponds to (Ca1.89Y0 |  | | Report (issue) | | 12.76 13.46 3.04 100.00 (1) Allende CV3 carbonaceous chondrite meteorite; average of 3 electron microprobe...Association: Monticellite, grossular, wadalite, hutcheonite. Distribution: From the Allende CV3 carbonaceous chondrite...chondrite, which fell at Pueblito de Allende, Chihuahua, Mexico, on February 8, 1969. Name: Honors Adrian...the University of New Mexico, in recognition of his many contributions to meteorite mineralogy, specifically...chondritic meteorites. Type Material: G.J. Wasserburg Meteorite Collection, Division of Geological and Planetary |  | | Journal (article/letter/editorial) | | butianite (Ni6SnS2), two new minerals from the Allende meteorite: Alteration products in the early solar system... occurring as micrometer-sized crystals with grossular, Na-bearing melilite, heazlewoodite, and Ge-bearing...Type B1 Ca-Al-rich inclusion (CAI) ACM-2 from the Allende CV3 carbonaceous chondrite. The chemical composition...products, filling in pores within preexisting grossular-rich alteration veins and cracks in igneous Al...Ni6GeS2, butianite, Ni6SnS2, new minerals, Allende meteorite, CV3 carbonaceous chondrite, Ca-Al-rich inclusions |  | | Journal (article/letter/editorial) | | Majindeite, Mg2Mo3O8, a new mineral from the Allende meteorite and a witness to postcrystallization oxidation...Type B1 Ca-Al-rich inclusion, ACM-2, from the Allende CV3 carbonaceous chondrite. The type majindeite...contemporaneous with or postdating the formation of grossular-rich veins in melilite. Kamiokite, the Fe-rich...enclosed in melilite ± alteration products. Here, grossular-rich veins are not observed and the coexisting... Mg2Mo3O8, new mineral, kamiokite group, Allende meteorite, CV3 carbonaceous chondrite, EBSD, Ca-Al-rich |  | | Journal (article/letter/editorial) | | CORDIERITE AND ALUMINOUS ORTHOENSTATITE IN THE ALLENDE METEORITET Lours H. Fucus, Argonne n"ational Laboratory...meteoritic occurrence of cordierite, in a nodule in the Allende Tlpe III carbonaceouschondrite, is reported. X-ray...formed as a highly fractionated system Lvithin the meteorite or as part of a chemical-pressure environment...environment foreign to that indicated for the meteorite. INrnotucuort The first meteoritic occurrenceof cordierite...AIIende chondrite. This meteorite, which fell near Parral, Chihuahua, Mexico on February 8, 1969,is a |  | | Journal (article/letter/editorial) | | REFRACTORY INCLUSIONS =-=10141 IN THE ALLENDE METEORITE Annu. Rev. Earth Planet. Sci. 1980.8:559-608...INTRODUCTION The fall of the Allende Type 3 carbonaceous chondrite in Chihuahua, Mexico, on February 8, 1 969...severely limited by the rarity of these types of meteorite, their small sizes, and the relatively small sample...Such a view is shown in Figure 1 , from which Allende is seen to consist of a heterogeneous mixture of...inde pendent histories. Except for its size, Allende does not appear to be un usual among other Type |  | | Journal (article/letter/editorial) | | Coolidge, Mulga (West) and, to a lesser extent, Allende, as evidenced by ferromagnesian mineral equilibration...the metamorphic effects in the Allende chondrite (the only meteorite of the group that has been intensively...of the Vigarano subtype, it is suggested that Allende alone may not adequately reflect the wide spectrum...carbonaceous chondritic scription of the Arch meteorite has not been pubmeteorites [particularly the Type...system. The C3 class has been subdivided into meteorite find from Australia, may also belong with two |  | | Journal (article/letter/editorial) | | 94. Pergamon Press, Printed in Great Britarn Allende inclusions: volatile-element distribution and evidence...Abstract-Neutron activation data on 14 trace elements in Allende bulk samples and in fractions of spheroidal Ca-Al-rich...been found. We propose that the large size of Allende spheroidal inclusions indicates an origin by incomplete...inclusions. From the composition and alies in Allende materials which could not be undermineralogy, MARVINet...have compositions that are We studied several Allende inclusions in order to very similar to mean solar |  | | Report (issue) | | EARTH SCIENCES • NUMBER 25 Inclusions in the Allende Meteorite Brian Mason and S.R. Taylor ISSUED OCT 51982...Brian, and S.R. Taylor. Inclusions in the Allende Meteorite. Smithsonian Contributions to the Earth Sciences...inclusions have been distinguished in the Allende meteorite. Groups I, V, and VI are mostly melilite-rich...distribution in these Allende inclusions indicate a complex history of formation of this meteorite from the solar...Mason, Brian Harold, 1917Inclusions in the Allende meteorite. (Smithsonian contributions to the earth sciences |  | | Journal (article/letter/editorial) | | GROSSULAR IN THE ALLENDE (TYPE III CARBONACEOUS) METEORITE* Louis H. Fuchs Argonne National Laboratory...60439 Grossular garnet has been observed in several white inclusions in the Allende meteorite. Compositions...indicates that it crystallized from a glass of near-grossular composition and not by a solid state reaction...between wollastonite, anorthite and melilite. These grossular-bearing inclusions either condensed directly as...to effect crystallization of the grossular. INTRODUCTION Grossular garnet, Ca~,siP12, has been reported |  | 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) | | Britain ~alci~~l~inurn-Rich inclusions in the Allende meteorite : evidence for a liquid origin MILTON BLANDER*and...calcium-aluminum-rich inclusions (CAI) in the Allende meteorite. They can be classified into four types-hibonite-bearing...refractory minerals, and (5) glass and fine-grained grossular stringers. Thermodynamic calculations and comparisons...were probably solid originally, and that Allende meteorite appear to be high-temperature conliquids (and...processes. Prohere a detailed study of six CA1 from Allende, which posed mechanisms include secondary reheating |  | | Journal (article/letter/editorial) | | Printed in Great Britain Trace elements in the Allende meteoriteII. Fine-grained, Ca-rich inclusions LAWRENCE...feldspathoid-, grossular-, spinel-, pyroxene-bearing inclusions from the Allende meteorite were analysed...refractory elements. specific samples from the Allende meteorite studied herein are described in GROSSMANand...anorthite, fassaite, spinel, sodalite, nepheline and grossular. It is not clear, however, how many of these phases...identifying characteristics of what we mean line, grossular and possibly melilite are common constituents |  | | Journal (article/letter/editorial) | | RHONITE-BEARING CALCIUM ALUMINUM RICH INCLUSION IN THE ALLENDE METEORITE Louis H. Fuchs Chemistry Division Argonne...inclusions (CAls) appears to be restricted to the Allende meteorite. These inclusions, however, are very scarce...(Ak1s-Ak ss), spinel, fassaite, rhonite, perovskite, grossular, Ni-Fe metal, hibonite, troilite, a vanadium-iron...contain rhonite appear to be unique to the Allende meteorite. Although they might occur in other C-I1I(V)...may preclude such finds. That they are found in Allende is undoubtedly due to the abundance of specimens |  | | Journal (article/letter/editorial) | | 15] DISTRIBUTION OF THE PRE-SOLAR COMPONENT IN ALLENDE AND OTHER CARBONACEOUS CHONDRITES ROBERT N. CLAYTON...160 enrichments in melilite, feldspathoids and grossular. The heterogeneous distribution of the 160 excesses...oxygen of the meteorite. The t 60 excess is distributed very heterogeneously within each meteorite [2]. It...types C2, C3 and C4: Murchison and Murray (C2), Allende, Grosnaja, Ornans, Vigarano and Warrenton (all...(C4). The greatest number of samples came from Allende, in which the relatively abundant large inclusions |  | | Journal (article/letter/editorial) | | Origin of zoned fine-grained inclusions in the Allende meteorite ANNE V. MCGUIRE* and AKIHIKO HASHIMOTO Harvard-Smithsonian...fine-granted Ca-Al-rich inclusions in the Allende meteorite show a consistent pattern of mineralogic and...salite, with minor amounts of olivine, sodalite, grossular, anorthite, perovskite, and ilmenite. In most...before being completely altered to anorthite, grossular, nepheline and scdalite. By comparing the mineralogies...FINE-GRAINED CA-AL-RICH INCLUSIONSin the Allende meteorite commonly exhibit three-fold zonation in which |  | | Journal (article/letter/editorial) | | Aluminum-Titanium-Rich furoxenes,with SpecialReference the Allende Meteorite to BmaN MesoN Smithso nian I nstitutio n,...D.C. 2 0 5 6 0 Abshact Some chondrules in the Allende Type III carbonaceous chondrite contain the assemblage...to 1.00. In terms of pyroxene components, the Allende pyroxene is made up of CaMgSi,O", CaAl"SiOu, CaTiAl"Ou...mineralogicalinvestigationof the Allende meteorite, a carbonaceouschondrite which fell in Mexico on February8, 1969...meteorites is in Vigarano, which is similar to Allende in composition (Michel-Levy, Caye, and Nelen, 1970) |  | Ma, C., Simon, S. B., Rossman, G. R., Grossman, L. (2009) Calcium Tschermak's pyroxene, CaAlAlSiO6, from the Allende and Murray meteorites: EBSD and micro-Raman characterizations. American Mineralogist, 94 (10) 1483-1486 doi:10.2138/am.2009.3231 | Journal (article/letter/editorial) | | Calcium Tschermak’s pyroxene, CaAlAlSiO6, from the Allende and Murray meteorites: EBSD and micro-Raman characterizations...re-investigated the near end-member CaTs in the Allende and Murray chondrites. Electron backscatter diffraction...carried out to confirm the crystal structure. The Allende CaTs, with 46.00 wt% Al2O3 and 97 mol% Al in the...perovskite, spinel, corundum, Ti3+-rich pyroxene, and grossular in a fluffy Type A CAI. It is probably a secondary...pyroxene, refractory inclusion, Allende meteorite, Murray meteorite, carbonaceous chondrite introduCtion |  | | Journal (article/letter/editorial) | | trace -50 -20 >7lml irregular 160 Allende CV Grossular Grossular RPM nuggets RPM nuggets 1% 20-60 ...10 0 trace 45 20 0 >2lml ? IOA-E Allende CV 0 0 0 Grossular l!$l 50-60 An 99 trace -20 -10...-10 -20 -50 >2aml ? lOB-X Allende CV Grossular RPt4nuggets I::!9 27-65 An 108 8 0 trace E II 12...12 >2aan ? 100 Allende CV 3.4,5 ? = plagioclase anorthite olivine fayalite lr2,5 9,lO Plag An...Mesostasis An 99 4.4 15 ? Iti trace >1.3 ma ? ABC Allende CV **Key to References: 1 = Uason and ..___.. |  | Nagasawa, Hiroshi, Blanchard, Douglas P, Jacobs, Jeffrey W, Brannon, Joyce C, Philpotts, John A, Onuma, Naoki (1977) Trace element distribution in mineral separates of the Allende inclusions and their genetic implications. Geochimica et Cosmochimica Acta, 41 (11) 1587-1600 doi:10.1016/0016-7037(77)90170-3 | Journal (article/letter/editorial) | | element distribution in mineral separates of the Allende inclusions and their genetic implications* HIROSHI...II of Martin and Mason’s classification) of the Allende inclusions. These data, combined with data on mineral/liquid...of the THE Ca, Al-rich inclusions in the Allende meteorite state of equilibrium in an inclusion is important...solar nebula that preceded the condensation of the Allende inclusions. SAMPLES We have classified our samples...melilite-rich inclusions with minor amounts of spine1 and grossular. 2. Al-NO- I. Spherical, coarse-grained inclusion |  | | Journal (article/letter/editorial) | | and the Allende meteorite fell in Mexico, CV3 chondrites have played a major role in meteorite studies...more primitive than other chondrites, and because Allende contains numerous large, seemingly pristine and...carbonaceous chondrite fall, Allende quickly became the most widely studied meteorite, a title it still holds...holds today. Initially, studies of CAIs from Allende appeared to validate the recently developed equilibrium...metallic Fe,Ni and magnetite. McSween suggested that Allende, an oxidized CV3 chondrite, had experienced mild |  | | Journal (article/letter/editorial) | | in calcium-aluminum-rich inclusions in the Allende meteorite LOUIS H. FUCHS* and MILTON BLANDER? Argonne...molybdenite in a meteorite have been made in two Ca-Al-rich inclusions in the Allende chondrite. The mineral...calcium-aluminum-rich inclusions (CAI’s) in the Allende meteorite. This mineral has not been previously recognized...molybdenite in several polished sections of the Allende matrix, in 30 chondrules and in 25 other CAI’s...areas were noticed within pentlandite, in the Allende matrix and in one chondrule. They appeared to resemble |
|
