 | | Journal (article/letter/editorial) | | butianite (Ni6SnS2), two new minerals from the Allende meteorite: Alteration products in the early solar system...Type B1 Ca-Al-rich inclusion (CAI) ACM-2 from the Allende CV3 carbonaceous chondrite. The chemical composition...Ni6GeS2, butianite, Ni6SnS2, new minerals, Allende meteorite, CV3 carbonaceous chondrite, Ca-Al-rich inclusions...phenocrysts within the Type B1 CAI ACM-2 from the Allende CV3 chondrite. Nuwaite and butianite are the first...NUWAITE AND BUTIANITE, NEW SECONDARY MINERALS IN ALLENDE especially where there has been hydrothermal reworking |  | | Journal (article/letter/editorial) | | from an ultrarefractory inclusion from the Allende meteorite Chi Ma*, John R. Beckett and George R. Rossman...During a nanomineralogy investigation of the Allende meteorite with analytical scanning electron microscopy...chemistry. Allendeite is named after the Allende meteorite. The name hexamolybdenum refers to the symmetry...alloy, new mineral, EBSD, nanomineralogy, Allende meteorite, CV3 carbonaceous chondrite Introduction...the lyrics. The Allende meteorite, which fell near Pueblito de Allende, Chihuahua, Mexico, on February 8 |  | | 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... Mg2Mo3O8, new mineral, kamiokite group, Allende meteorite, CV3 carbonaceous chondrite, EBSD, Ca-Al-rich...majindeite, Mg2Mo3O8, which was discovered in the Allende Type B1 Ca-Al-rich inclusion (CAI) ACM-2. In addition...2014a; Ma 2015a), and two first occurrences in a meteorite for the Mo-oxides tugarinovite (MoO2) and kamiokite |  | | 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) | | in calcium-aluminum-rich inclusions in the Allende meteorite LOUIS H. FUCHS* and MILTON BLANDER? Argonne...observations of molybdenite in a meteorite have been made in two Ca-Al-rich inclusions in the Allende chondrite...played an important role in the formation of molybdenite and the associated sulfides, magnetite and high...formation of molybdenite in two calcium-aluminum-rich inclusions (CAIâs) in the Allende meteorite. This mineral...possible modes of origin. The observations of molybdenite and its environments place significant constraints |  | | 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... a vanadium-iron oxide (20-27 wt % V203 ) , molybdenite, geikielo-ilmenite and magnetite. Although this...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) | | Apollo lunar program, Lou became interested in meteorite research.Later, under that program, he worked...body. Lou's interestsled him acrossthe gamut of meteorite types, from common chondrites to stony irons and...Fisher-djerfisherite. This phase,first found in a meteorite, has turned up in terrestrial mantle rocks, as...chondrite from Murchison, Australia. This type of meteorite is particularly difficult to study, consisting...this paper. Prior to retirement Lou worked on the Allende (type 3) carbonaceouschondrite, which, with Murchison |  | Daly, Luke, Bland, Phil A., Dyl, Kathryn A., Forman, Lucy V., Saxey, David W., Reddy, Steven M., Fougerouse, Denis, Rickard, William D.A., Trimby, Patrick W., Moody, Steve, Yang, Limei, Liu, Hongwei, Ringer, Simon P., Saunders, Martin, Piazolo, Sandra (2017) Crystallography of refractory metal nuggets in carbonaceous chondrites: A transmission Kikuchi diffraction approach. Geochimica et Cosmochimica Acta, 216. 42-60 doi:10.1016/j.gca.2017.03.037 | Journal (article/letter/editorial) | | Advanced Resource Characterisation Facility, John de Laeter Centre, Curtin University, GPO Box U1987,...processes at low temperature causing exsolution of molybdenite. However, most RMNs had crystallographic textures...(Schwander et al., 2015a), an unusual xenolith from Allende, likely to be a dark inclusion (Palme et al., 1989)...during impact induced compaction in the matrix of Allende near a chondrule. Here we will further demonstrate...within a porphyritic olivine (PO) chondrule in Allende; A2 and A3 were found within different forsterite |  | | Journal (article/letter/editorial) | | mdling from the Allende CA1 5241, was performedand comparedto other Fremdlingefrom Allende CAPS 5241 Abstract-A...scheelite (the first reported occurrence in a meteorite), and Cl-apatite. Phase8 found in trace amounts...amounts include nuggets of Os-Ru-Re metal, molybdenite, an unidentified Fe-, Mg-molybdate, and diopside. The...Armstrong. A. El Gores) In the course of a study of Allende NMNH-5241. CA1 lent to us through the courtesy...small Fremdlinge located in Allende 5241 and in a section of the Allende type Bl CA1 TS34 generously |  | | Journal (article/letter/editorial) | | origin of refractory-metal-rich in a Ca,Al-rich Allende inclusion assemblages H. PALME,â I. D. HUTCHEON...(Ir, OS, Ru, Pt, etc.) were separated from the Allende Egg 6 Ca, Alrich inclusion (Type Bl ). Instrumental...refractory metals, typical of coarse-grained CAIs from Allende. The combined study of OAs and the parent Egg 6...grained, Ca,Al-rich inclusions (CAIs) from the Allende meteorite is the high content of refractory lithophile...chemistry of several large opaque assemblages from an Allende Type Bl inclusion (Egg 6), specifically to address |  | | Journal (issue) | | 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...Brearley, mineralogist at the University of New Mexico, U.S.A., in recognition of his many contributions |  | | Journal (article/letter/editorial) | | inclusions from the Allende meteorite [1]. In some of these inclusions molybdenite (MoS2) was observed...extraction method. 200-400 mg of powdered meteorite or of meteorite chips were activated at a neutron flux...are variable, even in different samples of one meteorite, it is better to compare ratios among refractory...by variations within different samples of one meteorite. Kiesl and Hecht [14] also report data on Ir....190 1114 766 852 758 794 765 8,t2±62 C3V Bali Allende Leoville Vigarano Mean C3V: 399 379 408 211 685 |  | | Journal (article/letter/editorial) | | siderophile element-rich opaque assemblages in an Allende inclusion PAUL J. SYLVESTER,~ BRIANJ. WARD,â LAWRENCEGROSSMAN... or Frcmdlinge, weighing 0.17- 19 pg, from an Allende Type B, Ca-, Al-rich, coarse.-grained inclusion...pristine condensates. A study of 11 Fremdlinge in 3 Allende CAB found no evidence for isotope anomalies in...with similar mineralogy have been observed in Allende, and we conline our arguments to metal-, oxide-...activation analyses (INAA) of bulk Fremdlinge from an Allende CA1 and, through thermodynamic modeling, attempt |  | | Journal (article/letter/editorial) | | assemblages from a Ca,Al-rich inclusion in the Allende meteorite A. BISCHOFFâ and H. PALMEâ âlnstitut fiir...190 rg) from a single Ca.AIinclusion of the Allende meteorite. Chemical analyses were performed by INAA...other Ca.Al-rich carbonaceous inclusions from Allende chondrites are commonly observations. suggesting...solar composition. Another large Fremdling from an Allende inclusion âZorbaâ recently described by GROSSMANet...MO, similar to those de(INAA) of Ca,Al-rich, coarse-grained inclusions from Allende scribed by FEGLEY and |  | | Journal (article/letter/editorial) | | a gigantic (lmm diameter) Fremdling from the Allende CAI, Egg 6, was performed in an attempt to understand...magnetite. Minor phases include NiFePt metal, molybdenite, whitlockite and refractory metal nuggets (RMN)...diameter Fremdling rich in metal and oxides from the Allende CA1 524 I, which appears to be only slightly altered...was partially embedded resulted in some of her Allende, Leoville and Bali meteorites to find good outermost...polished Fremdlinge. Moreover, we found in the Allende CA1 section, Zelda was found to be composed primarily |  | | Journal (article/letter/editorial) | | in calcium-aluminum-rich inclusions in the Allende meteorite LOUIS H. FUCHS* and MILTON BLANDER? Argonne...observations of molybdenite in a meteorite have been made in two Ca-Al-rich inclusions in the Allende chondrite...played an important role in the formation of molybdenite and the associated sulfides, magnetite and high...mation of molybdenite in two calcium-aluminum-rich inclusions (CAIâs) in the Allende meteorite. This mineral |  | | Journal (article/letter/editorial) | | magnetite), sulfides such as pyrrhotite (Fet_xS), molybdenite (MoS 2) and pentlandite [(Fe, Ni)9Ss] and Ca-phosphates...creating new minerals, as is typically the case in Allende opaque assemblages. As a result, although the arguments...first reported occurrence of goldmanite in a meteorite. 4. Results Representative wavelength-dispersive...grains of Mo-sulfide, which we assumed to be molybdenite (MoS2), subtracted Mo and S from the analyses...and temperatures of ~ 770 K were found for some Allende assemblages. Blum et al. [10] also determined the |  | Blum, Joel D., Wasserburg, G.J., Hutcheon, I.D., Beckett, J.R., Stolper, E.M. (1989) Origin of opaque assemblages in C3V meteorites: Implications for nebular and planetary processes. Geochimica et Cosmochimica Acta, 53 (2) 543-556 doi:10.1016/0016-7037(89)90404-3 | Journal (article/letter/editorial) | | element-rich metallic phases (most commonly ~Ru-Fe), molybdenite (MoS2) and scheelite-powellite solid solution...chondrites were chosen for study. They are from Allende samplesJIM (BRAWDSTXTTERand KURAT, 1983), USNM..."EGG3-OA1" and "LE0575-OA1", respectively.The Allende meteorite belongs to the "oxidized subgroup" of C3V...phases 7Ni-Fe, pyrrhotite, ~Ru-Fe,Ca-phosphate, molybdenite and magnetite in order ofdecreasin8 abundance...and magnetite, but not within Ca-phosphate or molybdenite,Typically,eRu-Fegrainswithin ~Ni-Fe range in |  | | 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) | | Primordial refractory metal particles in the Allende meteorite M. BLANDER,L. H. FUCHS,C. HOROWITZand R....observed in a Ca-AIrich inclusion in the Allende meteorite. These particles are the closest to unaltered...refractor)- metals yet observed. This simAllende meteorite plicrt> permits us to relate our observations... Primordial refactory metal particles in the Allende meteorite consider non-equilibrium effects on the formation... Primordial refactory metal particles in the Aliende meteorite were many more Ni-Fe particles present and generally |  | | Journal (article/letter/editorial) | | mineral in a Ca-Al-rich inclusion from the Allende meteorite Chi Ma*, John R. Beckett and George R. Rossman...Type B1 Ca-Al-rich inclusion (CAI) ACM-2 from the Allende CV3 carbonaceous chondrite. It has an empirical... MoNiP, new mineral, tugarinovite, kamiokite, Allende, carbonaceous chondrites, EBSD, Ca-Al-rich inclusions...our knowledge, have not been reported at all in Allende. It is phosphates, not phosphides, that are typically...straightforward. Conditions during metasomatism of Allende and similar meteorites were quite oxidizing such |  | Barkov, Andrei Y., Fleet, Michael E., Martin, Robert F., Feinglos, Mark N., Cannon, Bart (2006) Unique W-rich alloy of Os and Ir and associated Fe-rich alloy of Os, Ru, and Ir from California. American Mineralogist, 91 (1) 191-195 doi:10.2138/am.2006.1841 | Journal (article/letter/editorial) | | tungstate, tungstenite (WS2), or rare tungstenoan molybdenite, for example (Barkov et al. 2000). Occurrences...separation from W (e.g., via its removal as molybdenite) in an S-bearing environment. Similar PGE alloys...were previously reported from the Allende carbonaceous chondrite meteorite (Wark 1979; Bischoff and Palme...diffraction data. We are grateful to Philip Brown, Jeffrey de Fourestier, and Associate Editor Jennifer Thomson...and Menshikov, Y.P. (2000) Zoned tungstenoan molybdenite from a fenitized megaxenolith in the Khibina |  | | Journal (article/letter/editorial) | | studies of Mg, Fe, MO, Ru and W in Fremdlinge from Allende refractoryinclusions* IAN D. HUTCHEON, JOHN T...coarsc-grained, Ca-Al-rich inclusions from the Allende meteorite have been determined using the PANURGE ion...nonlinear isotopic anomaly is for MO in Fremdling I of Allende inclusion 5 17 1; the me+ured â%lop*Mo ratio lies...isotopic composiiion of Fremdlinge or RMN in four Allende coarse-grained CA1 was determined in this study...OsRu (5%); minor phases include whitlockite, molybdenite and Pt-lr nuggets. Pentlandite is concentrated |  | Nishio-Hamane, Daisuke, Tomita, Norimitsu, Minakawa, Tetsuo, Inaba, Sachio (2013) Iseite, Mn2Mo3O8, a new mineral from Ise, Mie Prefecture, Japan. Journal of Mineralogical and Petrological Sciences, 108 (1) 37-41 doi:10.2465/jmps.120621c | Journal (article/letter/editorial) | | kamiokite, Mg2Mo3O8, was reported from the Allende meteorite (Ma et al., 2009). However, this does not...Mn-Fe-Mo oxide minerals (c), and molybdenite (d). Ise, iseite; Mol, molybdenite; Pwl, powellite; Rds, rhodochrosite...rhodochrosite. vein occasionally includes molybdenite. Iseite occurs in the rhodochrosite vein, and its...with small amounts of powellite. Iseite and molybdenite rarely coexist (Fig. 1d), but their individual...(Mn2Mo3O8) and molybdenite (MoS2) occur in the rhodochrosite vein in the Shobu ferromanganese de- * Sasaki |  | Schwander, D., Berg, T., Harries, D., Schönhense, G., Ott, U. (2014) Composition and clues to the origin of refractory metal nuggets extracted from chondritic meteorites. Meteoritics & Planetary Science, 49 (10) 1888-1901 doi:10.1111/maps.12366 | Journal (article/letter/editorial) | | RMNs in acid-resistant residues of the Murchison meteorite and suggested that they are pristine condensates...residues from the chondritic meteorites Murchison, Allende, and Leoville. The results show that, while their...also show that several, but not all, alloys from Allende and Leoville have undergone processes, such as...and Mo. For Murchison and several Leoville and Allende RMNs, we propose a pristine nature. INTRODUCTION...nanometer-sized refractory metal nuggets (RMNs) in Allende CAIs, and, similarly, also Blander et al. (1980) |
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