 | | Journal (article/letter/editorial) | | paralavas from a new combustion metamorphic complex in the Choir–Nyalga basin (Central Mongolia): composition...recently discovered combustion metamorphic complex in the Choir–Nyalga basin, Central Mongolia. The identified...with Fe3+-bearing hercynite, Ca-rich fayalite, kirschsteinite, pyrrhotite ± native iron, wüstite, magnetite...(strongest) and 828–839 cm−1. The kuratite-bearing Nyalga paralavas have bulk compositions with MgO/(MgO+FeO+Fe2O3)...sediments which were affected by nearby coal combustion sources at reducing conditions (IW-WM-QFM buffers) |  | | Journal (article/letter/editorial) | | incorrect. Bur-Abor 3'59'N, 41'39' E Northeastern province, Kenya Found 1997 November 27 Iron, medium octahedrite...Middlesex, UB2 5TX United Kingdom; 200 g, NMH. Camel Donga 017-039, see Nullarbor Region 22'13.0'S, 68'54...Cr=3150ppm,Mn= 1190 ppm; similar to Watson 002 and Camel Donga 003; see Zipfel et al. (2000) for further...Guangmingshan 39'48'15" N, 122'45'50" E Liaoning Province, China Fell 1996 December 30, -08:OO Beijing time...while she was searching for pieces of the Gold Basin meteorite using a metal detector. Classification |  | | Journal (article/letter/editorial) | | Fe–alkali–halogen metasomatism leading to the formation of a complex assemblage of secondary minerals, including: Table...Coarse-grained type I porphyritic olivine chondrule in Camel Donga 003 (CK3). Compared to Allende chondrules...bright areas are magnetite. (h) Altered CAI in Camel Donga 003 (CK3). Bright bands of hercynitic spinel...hence indicate that Camel Donga 003 is at least 3.5 in petrographic grade (metamorphic scale of Scott and...sodalite, andradite, grossular, wollastonite, kirschsteinite and hedenbergite (Kimura and Ikeda, 1995; Krot |  | | Book | | Austrheim, H, and Putnis, A 22 REE mobilization in complex hydrothermal–metasomatic systems: fluid chemistry...Haberlah, D 26 The discovery of a new metallogenic province in Sardinia (Italy): Au–Ag mineralisations of...197 28 29 30 31 Paralava from coal-dump combustion in Upper Silesia, Poland: melt separation leaving...345 xxi 42 43 44 Halloysite from the Eucla Basin, South Australia – comparison of physical properties...deposit, South Africa: implications for processing complex ore bodies McClung, CR, and Viljoen, F 427 50 |  | Bast, Rebecca, Scherer, Erik E., Sprung, Peter, Mezger, Klaus, Fischer-Gödde, Mario, Taetz, Stephan, Böhnke, Mischa, Schmid-Beurmann, Hinrich, Münker, Carsten, Kleine, Thorsten, Srinivasan, Gopalan (2017) Reconciliation of the excess 176Hf conundrum in meteorites: Recent disturbances of the Lu-Hf and Sm-Nd isotope systematics. Geochimica et Cosmochimica Acta, 212. 303-323 doi:10.1016/j.gca.2017.05.043 | Journal (article/letter/editorial) | | eucrites are brecciated and bear evidence of metamorphic re-equilibration, i.e., recrystallized pyroxene...of Al-Ticlinopyroxene, calcic olivine with kirschsteinite exsolution lamellae, and anorthite. Minor phases...observed discrepancies is diffusion during early metamorphic re-equilibration (Debaille et al., 2011; 2013;...investigated angrites, because these lack evidence of metamorphic disturbance (e.g., Keil, 2012). Bloch et al....positive Ce anomalies were found in olivine and kirschsteinite of the same meteorite (Floss et al., 2003) |  | | Journal (article/letter/editorial) | | eucrites Juvinas, Millibillillie, Dhofar 007 and Camel Donga are from the HED parent body. HED meteorites...aluminan–titanian–diopside + calcium-rich olivine + kirschsteinite ± anorthite. The angrites analysed in this...has a texture indicating it has experienced a complex thermal history involving brecciation, 100 1M...Bilanga Eucrites Dhofar 007 Juvinas Millibillillie Camel Donga 0.0018 ± 0.0038 0.087 ± 0.041 0.168...EPB Bilanga Dhofar 007 Juvinas Millibillillie Camel Donga MPB 1991.304 1991.305 APB LEW 86010 Angra |  | Iizuka, Tsuyoshi, Lai, Yi-Jen, Akram, Waheed, Amelin, Yuri, Schönbächler, Maria (2016) The initial abundance and distribution of 92 Nb in the Solar System. Earth and Planetary Science Letters, 439. 172-181 doi:10.1016/j.epsl.2016.02.005 | Journal (article/letter/editorial) | | Zr isotopic studies of zircon from the eucrite Camel Donga (Hirata, 2001) and Allende CAIs (Schönbächler...comprises clinopyroxene, anorthite, olivine, kirschsteinite, ulvöspinel, and accessory phosphates and troilite...observations indicate that Agoult underwent two metamorphic events at 4554 Ma and ca. 4530 Ma and that the...and precisely determine crystallization and/or metamorphic ages of meteorites that contain phases with variable |  | | Book | | Ikeda (1995) Bindi and Xie (2019) Hutcheonite Kirschsteinite Ca3Ti2(SiAl2)O12 CaFe(SiO4) Ia3d Pbmn Laihunite...Keplerite Khamrabaevite Khatyrkite Kieserite Kirschsteinite K-Na-Fe phosphate Kosmochlor Krinovite Krotite...(parmanu) combined in different arrangements to create complex common materials. Definitions and Explications...by chemical precipitation from a fluid), and metamorphic rocks (formed by mineralogical, textural, and/or...individual constituents in the solar nebula); metamorphic meteorites include type 4–6 H, L, LL, EH, EL |  | | Journal (article/letter/editorial) | | 3.0; Krymka, 3.3; and Clovis, 0.06. Stepwise combustion experiments have shown that Inman, Tieschitz...components (Alexander et al., 1989a). Both the Inman combustion results and ion probe measurements of the C (ol3C...indications that these SiC types differ in grain size, combustion temperature, and perhaps association with spinel...or sibling fractions were analyzed by stepped combustion. Kr data are reported by (3). Procedure. An 88-g...carbonaceous, with p "" 2.0-2.5 g/cm-, gas release and combustion T "" 600 "C, grain size 1-10 um, bulk ol3C = |  | | Book | | Evolution of the Solar System continued through a complex process of accretion, coagulation, agglomeration...stage of cosmic irradiation. Materials with more complex irradiation histories, e.g., break-up and re-irradiation...chondrites also contain 4–6 wt.% carbon, mainly as a complex of highly cross-linked insoluble organic matter...high content of organic matter combined with the complex intergrowth of phyllosilicate minerals results...content) increases from rim to core. Normal and more complex, zoning patterns have also been observed [2.65] |  | | Journal (article/letter/editorial) | | . . . . . . . . . . . . . . . 00 2.10.18. IAB Complex and winonaites . . . . . . . . . . . . . . . ....forsterite goldmanite grossular hutcheonite kirschsteinite larnite majorite monticellite mullite olivine...keilite khamrabaevite khatyrkite kieserite kirschsteinite K-Na-Fe phosphate kosmochlor krinovite krotite...crystals. Some of the spherules are texturally complex objects that contain hibonite, Al-pyroxene, melilite...of ∼230 ◦ C; this is above the estimated peak metamorphic temperature of the Semarkona whole rock (<220 |  | | Journal (article/letter/editorial) | | high-precision, highresolution ( 1O0-5O0C/step)stepped combustion techniques. The C isotopes in the organic material...Fig. 1. Semarkona HF/HCI. to some extent by the combustion of presolar microdiamonds (C6, 6’5N = -360%0)...meteoritic spinel grains contain up to 12% of a low-combustion-temperature, presolar carbonaceous material enriched...manipulation of heating regimes during stepped combustion. Thus, we believe that the evidence for a presolar...precipitate was produced by this treatment, but stepped combustion of this residue showed that the C persisted at |  | | Journal (article/letter/editorial) | | matter, but their relationships remain still very complex. References: [l]Flynn G.J. (1989)Icams, 77, 287-310...z ) , whereas low-Ca (-F0lLal7) and high-Ca kirschsteinite(-F05Laa; -20% CaO) occur intergrown as interstitial...(37.1). olivine (15.5), low-Ca kirschsteinite (8.5). high-Ca kirschsteinite (5.3). troilite (1.2). --magnetite...within the area. The CAI XRD patterns were more complex. Peaks consistent with melilite, spinel, hibonite...variable with different compositions intergrown in a complex and irregular manner at the micrometer-to-submicter |  | | Journal (article/letter/editorial) | | in primitive meteorites may be a function of metamorphic processing [1,2] means that these highly resistant...HL family of gases [5}. In developing their metamorphic model. [3] extend their quantification by noble...measurement of CO 2 liberated by bulk or stepped combustion calibrated by terrestrial diamond; we obtainl)13Candl)15N...03%. by a bulk combustion technique or 203 ppm (1)13C - -33.7'!'oo) by stepped combustion. This abundance...and show a range of ages indicative of a highly complex chronology. The whole-rock stepped heating analysis |  | | Journal (article/letter/editorial) | | (salty pan basin) containing blocks, conglomerates, and sands, on the geologic map of the province by SEGEMAR...47°15′S/69°50′W, 47°28′S; possible eroded and covered complex structure. At this site, there is a circular feature...Justo; 68°45′W, 54°00′S/68°30′W, 54°10′S; possible complex structure. Semi-circular area of concentric low...microcrystals within xenolith K1 allowed us to propose a metamorphic origin of graphite from organic compounds [6]...support the conclusion from the mineralogy on the metamorphic nature of graphite [6]. The presence of molten |  | | Journal (article/letter/editorial) | | the surface at Bajada del Diablo (BdD), Chubut Province, Patagonia, Argentina (4246¢–43¢¢S; 6724¢–45¢¢W)...impact melt. In order to better understand the complex history of E101.1 and to explore the implications...unique potential for defining the structure of complex biomolecules this rare element plays a central...of 4.517 ± 0.060 Gyr [4] were reported. Later metamorphic ages were indicated by the 39 Ar-40Ar ages of...preferential incorporation of Cl to apatite during the metamorphic event at 4.35–4.46 Gyr. References: [1] Zeigler |  | | Journal (article/letter/editorial) | | different from Vigarano, probably due to a higher metamorphic temperature, the relative sense of Mg-Fe partitioning...chondrites, - and silicates are not volatile). Metamorphic (i.e. thermal evolutionary) paths were given...a turbulent solar nebula, the gas will flow in complex patterns in which the gas sometimes changes directions...Introduction: The Lyot impact basisn is a double ringed basin of outer diameter 200km that formed late in Mars...author[1] that the creation of the Lyot impact basin in the Northern Hemisphere of Mars in the early |  | | Journal (article/letter/editorial) | | varying quantities, has been identified by stepped combustion within many angrites [1]. What is unclear is...evidence for carbonates is present in our stepped combustion results, its release temperature is too low to...(2013) TWO DIMENSIONAL DISTRIBUTION OF SHOCK METAMORPHIC FEATURES IN CR2 GRA 06100. N. M. Abreu. Earth... with sample return from the South Pole-Aitken basin and the surface of a comet among additional top...unique textures. Especially, metals in #44 show complex assemblages with various combinations of α-iron |  | | Journal (article/letter/editorial) | | located in the southwestern region of the Parnaiba Basin, Brazil, is presented. This signature was established...in EET 92042 is texturally and mineralogically complex and has been affected by a number of different...petrographic and stratigraphic aspects, relative to the basin general context, that attempt to confirm the unique...of a fast and high energy event that strikes the basin. Results: The sedimentary record is exposed in two...two places along the Paraíba Marginal basin, northeast Brazil. The first observation is the extensive |  | Russell, Sara S., Zipfel, Jutta, Folco, Luigi, Jones, Rhian, Grady, Monica M., McCoy, Timothy, Grossman, Jeffrey N. (2003) The Meteoritical Bulletin, No. 87, 2003 July. Meteoritics & Planetary Science, 38. doi:10.1111/j.1945-5100.2003.tb00328.x | Journal (article/letter/editorial) | | seen to fall in the Beni M’hira region by the Camel Donga 040 30°19′S, 126°37′E Western Australia, Australia...plagioclase-bearing eucritic clasts with various degrees of metamorphic annealing; 3) dark, quench-textured clasts with...ANSMET meteorites Fortuna 35°08′S, 65°22′W Fortuna, Province San Luis, Argentina Found 1998 May 27 Achondrite...found on 1998 May 27 near the village of Fortuna, Province San Luis, Argentina. Classification and mineralogy... I. Ivliev, Vernad), JaH 026 is assigned to metamorphic subtype L3.1. A201 Jiddat Arkad, see Oman meteorites |  | | Book (volume) | | avulsion, resulting in the formation of internally-complex sedimentary fan deposits. Although channels are...topography. Flow in Unconfined Basins When the basin size is very large compared to the flow, the flows...Basins When the basin size is smaller than or of the same size as the flow, the basin margins will prevent...prevent flow from expanding and the basin is said to be confined. Processes of topographic interaction...can be reflected back and forth between different basin margins if enough energy is available, which can |  | | Book | | 10M( stars is now understood to be an extremely complex process (Busso et al., 1999). On the first ascent...our solar system formed. The final step in the complex history of stellar grains is the formation of planetesimals...metamorphism on their parent bodies and these metamorphic processes affected different types of presolar...meteorite is an important parameter that adds to the complex textural variability among chondritic meteorites... and P in carbonaceous chondrites of higher metamorphic grades (source Wolf and Palme, 2001). (ii) There |  | | Book | | in the solar system, but they have experienced complex thermal and chemical histories both in the solar...are included and group IAB is defined as the IAB complex and includes group IIICD and some that counted...the same compositional group, but of different metamorphic (type) or alteration history Lithified components...NWA 1498 (H4), Abee (EH4), DaG 896 (ungr. achon.) Camel Donga (euc.), Asuka 881388 (euc.), Cabezo de Mayo...low abundance of matrix (30–45 vol%); (5) a metamorphic sequence (3.0–3.7), in many ways analogous to |  | | Journal (article/letter/editorial) | | 06100, a chondrite whose opaque component shows a complex story of secondary alteration [2]. Results and...routine flights by Mr. Jorge A. Viaña in Catamarca Province: the structure at Sierra Ambato (28º 03’ 23.22”...composed of an upper Precambriclower Cambric metamorphic basement intruded by OrdovicianCarboniferous...possible new example in this category in Salta Province: the structure of Arizaro (24º 55’ 45.30” S, 67º...then serve as precursors to the formation of more complex hydrocarbons. Results and Discussion: As a first |  | | Journal (article/letter/editorial) | | alternative is not impossible, but it does require a complex sequence of events. We are currently investigating...find no relationship between cooling rates and metamorphic grade; interpreted to indicate wholesale disruption...chondrite Pb-dates were found to be correlated with metamorphic grade. The new and previously published [4-6]...OH-rich clays, as well as a few weight percent complex carbon compounds. These materials have substantial...PAHs can be considered the residue of incomplete combustion or thermal processing of organic material. They |
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