 | Liu, Yang, Baziotis, Ioannis P., Asimow, Paul D., Bodnar, Robert J., Taylor, Lawrence A. (2016) Mineral chemistry of the Tissint meteorite: Indications of two-stage crystallization in a closed system. Meteoritics & Planetary Science, 51 (12) 2293-2315 doi:10.1111/maps.12726 | Journal (article/letter/editorial) | | 1111/maps.12726 Mineral chemistry of the Tissint meteorite: Indications of two-stage crystallization...revision accepted 10 July 2016) Abstract–The Tissint meteorite is a geochemically depleted, olivine-phyric...phenocrysts. Among depleted olivine-phyric shergottites, Tissint is the first one that acts mostly as a closed system...phenocrysts. The texture and mineral chemistry of Tissint indicate a crystallization sequence of: olivine...and phosphate. The crystallization of the Tissint meteorite likely occurred in two stages: uniform olivine |  | Ma, Chi, Tschauner, Oliver, Beckett, John R., Liu, Yang, Rossman, George R., Sinogeikin, Stanislav V., Smith, Jesse S., Taylor, Lawrence A. (2016) Ahrensite, γ-Fe2SiO4, a new shock-metamorphic mineral from the Tissint meteorite: Implications for the Tissint shock event on Mars. Geochimica et Cosmochimica Acta, 184. 240-256 doi:10.1016/j.gca.2016.04.042 | Journal (article/letter/editorial) | | shock-metamorphic mineral from the Tissint meteorite: Implications for the Tissint shock event on Mars Chi Ma...silicate-spinel ringwoodite (c-Mg2SiO4). It occurs in the Tissint Martian meteorite, where it forms through...sequence of phase assemblages traversing across a Tissint melt pocket into olivine is: quenched melt or fayalite-pigeonite...ahrensite and/or ringwoodite ) highly-deformed olivine + nanocrystalline ringwoodite ) deformed olivine...also report the occurrence of nanocrystalline ringwoodite in strained olivine and establish correlations |  | Ma, Chi, Tschauner, Oliver, Beckett, John R., Liu, Yang, Greenberg, Eran, Prakapenka, Vitali B. (2019) Chenmingite, FeCr2O4 in the CaFe2O4-type structure, a shock-induced, high-pressure mineral in the Tissint martian meteorite. American Mineralogist, 104 (10) 1521-1525 doi:10.2138/am-2019-6999 | Journal (article/letter/editorial) | | shock-induced, high-pressure mineral in the Tissint martian meteorite Chi Ma1,*, Oliver Tschauner2, John R....shock-induced melt pockets, from the Tissint martian meteorite. The composition of type chenmingite by...high pressure and high temperature during the Tissint impact event on Mars. The xieite regions are always...shock-induced phase, Tissint martian meteorite, shergottite Introduction The Tissint martian meteorite is a fresh...pockets and veins in this meteorite, olivine is often transformed to ringwoodite or ahrensite and, in the |  | Hallis, L.J., Huss, G.R., Nagashima, K., Taylor, G.J., Stöffler, D., Smith, C.L., Lee, M.R. (2017) Effects of shock and Martian alteration on Tissint hydrogen isotope ratios and water content. Geochimica et Cosmochimica Acta, 200. 280-294 doi:10.1016/j.gca.2016.12.035 | Journal (article/letter/editorial) | | Accepted Manuscript Effects of Shock and Martian Alteration on Tissint Hydrogen Isotope Ratios and Water Content...L., Lee, M.R., Effects of Shock and Martian Alteration on Tissint Hydrogen Isotope Ratios and Water Content...journal pertain. Effects of Shock and Martian Alteration on Tissint Hydrogen Isotope Ratios and Water Content... ABSTRACT The Tissint meteorite, a picritic shergottite, fell to Earth in Morocco on the 18th of July...July 2011, and is only the fifth Martian meteorite witnessed to fall. Hydrogen isotope ratios and water |  | Ma, C., Tschauner, O., Liu, Y., Beckett, J.R., Rossman, G.R., Zuravlev, K., Prakapenka, V., Dera, P., Sinogeikin, S., Smith, J., Taylor, L.A. (2014) Discovery of Ahrensite gamma-Fe2SiO4 and Tissintite (Ca, Na, □) AlSi2O6: Two New High Pressure Minerals from the Tissint Martian Meteorite. 45th Lunar and Planetary Science Conference. | Conference Paper/Abstract | | TWO NEW HIGH PRESSURE MINERALS FROM THE TISSINT MARTIAN METEORITE. Chi Ma1, Oliver Tschauner2, Yang Liu3...caltech.edu. Introduction: The recent Martian meteorite fall, Tissint, is a fresh heavily shocked olivine-phyric...During a nanomineralogy investigation of this meteorite by analytical scanning electron microscope, electron...how nanomineralogy can play a unique role in meteorite and Mars rock research. Ahrensite (IMA 2013-028):...cubic spinel structure and the Fe-analog of ringwoodite (γ-Mg2SiO4). Synthetic γ-Fe2SiO4 is a well known |  | | Report (issue) | | Luster: n.d. X-ray Powder Pattern: Tissint Martian meteorite. 2.461 (100), 1.443 (57), 2.041 (50),... (1) 34.9 43.8 21.1 0.75 100.55 (1) Tissint Martian meteorite; average electron microprobe analysis...Polymorphism & Series: Solid solution series with ringwoodite. Mineral Group: Spinel supergroup, oxyspinel...olivine-phyric shergottite meteorite [TL]. Association: Bridgmanite, ringwoodite, wüstite, stishovite, olivine...olivine, ilmenite. Distribution: In the Tissint Martian meteorite [TL]. Possible terrestrial occurrences |  | Kuchka, C.R., Herd, C.D.K., Walton, E.L., Guan, Y., Liu, Y. (2017) Martian low-temperature alteration materials in shock-melt pockets in Tissint: Constraints on their preservation in shergottite meteorites. Geochimica et Cosmochimica Acta, 210. 228-246 doi:10.1016/j.gca.2017.04.037 | Journal (article/letter/editorial) | | com/locate/gca Martian low-temperature alteration materials in shock-melt pockets in Tissint: Constraints...laser ablation mass spectrometry to the Tissint martian meteorite in order to find and elucidate a geochemical...low-temperature alteration at or near the martian surface. Tissint contains abundant shockproduced quench-crystallized...distinct hydrogen reservoirs: the martian near-surface (>500‰) and the martian mantle (100‰). In one shock...voids during impact shock. Thermal modeling of Tissint shock melt pockets using the HEAT program demonstrates |  | Ma, Chi, Tschauner, Oliver, Beckett, John R., Liu, Yang, Rossman, George R., Zuravlev, Kirill, Prakapenka, Vitali, Dera, Przemyslaw, Sinogeikin, Stanislav, Smith, Jesse, Taylor, Lawrence A. (2014) First New Minerals from Mars: Discovery of Ahrensite γ-Fe2SiO4 and Tissintite (Ca,Na,□)AlSi2O6, Two High Pressure Phases from the Tissint Martian Meteorite. Eighth International Conference on Mars. | Conference Paper/Abstract | | □)AlSi2O6, TWO HIGH PRESSURE PHASES FROM THE TISSINT MARTIAN METEORITE. Chi Ma1, Oliver Tschauner2, John R. Beckett1...Email: chi@gps.caltech.edu Introduction: Tissint, the recent meteorite fall in 2011, is a fresh heavily-shocked...During a nanomineralogy investigation of this meteorite by high-resolution analytical scanning electron...nanomineralogy works and plays a unique role in meteorite and Mars rock research. Ahrensite (IMA 2013-028):...cubic spinel structure and the Fe-analog of ringwoodite (γ-Mg2SiO4) and a well known high-pressure phase |  | Mane, P., Hervig, R., Wadhwa, M., Garvie, L. A. J., Balta, J. B., McSween, H. Y. (2016) Hydrogen isotopic composition of the Martian mantle inferred from the newest Martian meteorite fall, Tissint. Meteoritics & Planetary Science, 51 (11) 2073-2091 doi:10.1111/maps.12717 | Journal (article/letter/editorial) | | composition of the Martian mantle inferred from the newest Martian meteorite fall, Tissint P. MANE1,2,*, R... Tempe, Arizona 85287–6004, USA 2 Center for Meteorite Studies, Arizona State University, Tempe, Arizona...hydrogen isotopic compositions of mineral phases in Martian meteorites, which are currently the only samples...studies have shown that dD values in minerals in the Martian meteorites span a large range of 250 to +6000&...highest hydrogen isotope ratios likely represent a Martian atmospheric component: either interaction with |  | | Journal (article/letter/editorial) | | Heterogeneous mineral assemblages in Martian meteorite Tissint as a result of a recent small impact event...Heterogeneous mineral assemblages in Martian meteorite Tissint as a result of a recent small impact event... Heterogeneous mineral assemblages in Martian meteorite Tissint as a result of a recent small impact event...within and adjacent to shock melts in shergottite Tissint are characterized - the distribution of high pressure...thermal history of the sample - Shock effects in Tissint are consistent with their formation in a recent |  | | Journal (article/letter/editorial) | | 1111/maps.13120 Shock veins and brown olivine in Martian meteorites: Implications for their shock pressure–temperature...accepted 26 April 2018) Abstract–Shergottite Martian meteorites are known to contain brown-colored olivine...in meteorites, olivine darkening is reported in Martian meteorites and the darkened olivine is called “Brown...Moortele et al. 2007a). They are found exclusively in Martian meteorites and are considered to form during a...Meteoritical Society, 2018. 2 A. Takenouchi et al. Martian meteorites, in particular shergottites, underwent |  | Ma, Chi, Tschauner, Oliver, Beckett, John R., Liu, Yang, Rossman, George R., Zhuravlev, Kirill, Prakapenka, Vitali, Dera, Przemyslaw, Taylor, Lawrence A. (2015) Tissintite, (Ca, Na, □)AlSi2O6, a highly-defective, shock-induced, high-pressure clinopyroxene in the Tissint martian meteorite. Earth and Planetary Science Letters, 422. 194-205 doi:10.1016/j.epsl.2015.03.057 | Journal (article/letter/editorial) | | shock-induced, high-pressure clinopyroxene in the Tissint martian meteorite Chi Ma a,∗ , Oliver Tschauner b , John...(CaNa)AlSi2 O6 new high-pressure pyroxene Ca-Eskola Tissint martian shergottite synchrotron diffraction a b s...in contact with, shock-melt pockets in the Tissint meteorite, a depleted olivine-phyric shergottite fall...occur in depleted olivinephyric shergottites like Tissint and other highly shocked meteorites and lunar and...becomes stable, although this was not observed in Tissint. © 2015 Elsevier B.V. All rights reserved. 1. |  | | Journal (article/letter/editorial) | | crystallized from the melt in the SMV matrix of meteorite. P-T conditions of the formation of the SMV matrix...estimated conditions include the olivine/(olivine + ringwoodite) phase boundary and there is a possibility that...observed olivine is the result of wadsleyite/ringwoodite back-transformation during a cooling and decompression...microstructure previously described in the Novosibirsk meteorite, and that is very similar to the texture of tissintite...tissintite in the Tissint martian meteorite. It is likely that jadeite is related to crystallization of |  | | Report (issue) | | 916(1) Z=4 X-Ray Diffraction Pattern: Suizhou meteorite. 2.675 (100), 1.953 (90), 1.566 (60), 1.337 (40)...0.55 2.71 57.46 6.07 0.92 99.53 (1) Suizhou meteorite; average electron microprobe analysis supplemented...Occurrence: In a shock vein in a L6 chondrite meteorite, formed by solid-state transformation of chromite...pressure and temperature (Suizhou). Association: Ringwoodite, majorite, lingunite, tuite, olivine, pyroxene...ulvöspinel (Tissint). Distribution: In the Suizhou meteorite [TL]. In the Tissint martian meteorite. Name: |  | | Journal (article/letter/editorial) | | com/locate/gca Shock conditions recorded in NWA 8159 martian augite basalt with implications for the impact...November 2018 Abstract NWA 8159 is an augite-rich martian basalt, formed by cooling of a relatively evolved...high fO2, NWA 8159 is also set apart from most martian shergottites with respect to the low degree of...history of this meteorite. The transformation of olivine to ahrensite (Fe-ringwoodite) along shock vein...of previous shock pressure estimates for this meteorite (15–23 GPa). The presence of a majoritic garnet-bearing |  | | Journal (article/letter/editorial) | | lunar, howardite–eucrite–diogenite (HED), and Martian meteorites. Their occurrence suggests two types...minerals provide clues about the impact events of meteorite parent bodies, including their size and mutual...in Arizona, which was the product of an iron meteorite INTRODUCTION The Earth’s crust and upper mantle...OCCURRENCES OF HIGH-PRESSURE MINERALS IN METEORITES Ringwoodite, a high-pressure polymorph of olivine, is an...ion milling and ultramicrotomy. In the case of meteorite samples, the target particles for TEM observations |  | Hu, Sen, Li, Yang, Gu, Lixin, Tang, Xu, Zhang, Ting, Yamaguchi, Akira, Lin, Yangting, Changela, Hitesh (2020) Discovery of coesite from the martian shergottite Northwest Africa 8657. Geochimica et Cosmochimica Acta, 286. 404-417 doi:10.1016/j.gca.2020.07.021 | Journal (article/letter/editorial) | | Journal Pre-proofs Discovery of coesite from the martian shergottite Northwest Africa 8657 Sen Hu, Yang..., Changela, H., Discovery of coesite from the martian shergottite Northwest Africa 8657, Geochimica et...Elsevier Ltd. 1 Discovery of coesite from the martian shergottite Northwest 2 Africa 8657 3 Sen Hu1...21 We report occurrences of coesite in a martian meteorite, expending previously- 22 reported silica...melts in this 34 meteorite cooled slower than those in other stishovite-bearing martian meteorites, but |  | | Journal (article/letter/editorial) | | 2016; revision accepted 19 July 2017) Abstract–Martian meteorites, in particular shergottites, contain...olivine experienced a phase transition (to e.g., ringwoodite). In order to induce heterogeneous darkening...spite of lack of high-pressure phases, NWA 1950 (= Martian meteorites with brown olivine) experienced higher...temperature compared to other highly shocked meteorite groups. near-infrared spectra, which is observed...and several formation processes INTRODUCTION Martian meteorites, especially shergottites, are known |  | Schulz, Toni, Povinec, Pavel P., Ferrière, Ludovic, Jull, A. J. Timothy, Kováčik, Andrej, Sýkora, Ivan, Tusch, Jonas, Münker, Carsten, Topa, Dan, Koeberl, Christian (2020) The history of the Tissint meteorite, from its crystallization on Mars to its exposure in space: New geochemical, isotopic, and cosmogenic nuclide data. Meteoritics & Planetary Science, 55 (2) 294-311 doi:10.1111/maps.13435 | Journal (article/letter/editorial) | | doi: 10.1111/maps.13435 The history of the Tissint meteorite, from its crystallization on Mars to its exposure...November 2019) Abstract–The Tissint meteorite fell on July 18, 2011 in Morocco and was quickly recovered...nuclides in order to examine the history of the Tissint meteorite, from its source composition and crystallization...element compositions that are typical for depleted Martian basalts (0.174 ppm Nb, 17.4 ppm Zr, 0.7352 ppm...literature data. An internal Lu-Hf isochron for Tissint defines a crystallization age of 665 74 Ma. Considering |  | Ma, Chi, Tschauner, Oliver, Bindi, Luca, Beckett, John R., Xie, Xiande (2019) A vacancy‐rich, partially inverted spinelloid silicate, (Mg,Fe,Si)
2
(Si,□)O
4
, as a major matrix phase in shock melt veins of the Tenham and Suizhou L6 chondrites. Meteoritics & Planetary Science, 54 (9) 1907-1918 doi:10.1111/maps.13349 | Journal (article/letter/editorial) | | shocked L6 ordinary chondrites. Relative to ringwoodite, this phase exhibits an inversion of Si coupled...zone and lower mantle (majorite, wadsleyite, ringwoodite, bridgmanite) were all originally discovered...endmember compositions by the stability fields of ringwoodite or wadsleyite plus stishovite (e.g., Fabrichnaya...rare fragments in the shock vein of the Tenham meteorite (due to transformation of low-Ca pyroxene), together...with olivine and plagioclase transformed into ringwoodite and diaplectic glass (Tomioka et al. 2016). Abundant |  | | Journal (article/letter/editorial) | | spinel-structured olivines (i.e., the wadsleyite-ringwoodite series) from experimental studies (Akaogi and...high-pressure super-silicic ahrensite (Fe-rich ringwoodite) to Fa during decompression, the reaction being...than shock-induced transformations related to meteorite impacts (Xie et al. 2002; Feng et al. 2011; Ma...experimental data of olivine (α-phase) and Fe-ringwoodite (i.e., ahrensite; γ-phase). Assumptions If the...birefringence. Panel f shows the area in e (boxed region), rotated to show maximum birefringence. The green |  | Zhang, Ai-Cheng, Wang, Shu-Zhou, Tomioka, Naotaka, Lu, Xian-Cai, Ding, Zhi-Yuan, Ma, Chi, Wang, Peng, Chen, Jia-Ni, Xu, Sheng, Gu, Li-Xin, Bai, Yuan-Qiang, Li, Yang, Sakamoto, Naoya, Wang, Ru-Cheng (2019) An example of high-T, high-symmetry crystallization: Spherical (Mg,Fe)-oxides formed by particle attachment in the shocked martian meteorite Northwest Africa 7755. American Mineralogist, 104 (1) 150-157 doi:10.2138/am-2019-6597 | Journal (article/letter/editorial) | | formed by particle attachment in the shocked martian meteorite Northwest Africa 7755 Ai-Cheng Zhang1,*, Shu-Zhou...surface in a shock-induced melt pocket from the martian meteorite Northwest Africa 7755. Transmission electron...magnesioferrite, shock-induced melt pocket, martian meteorite, Northwest Africa 7755 Introduction Nucleation...surface in a shock-induced melt pocket from the martian meteorite Northwest Africa (NWA) 7755. Here we report...making BSE images. Chemical compositions of ringwoodite were determined using a JEOL JXA-8100 electron |  | | Journal (article/letter/editorial) | | elsevier.com/locate/epsl Shear-induced ringwoodite formation in the Martian shergottite Dar al Gani 670 Ansgar...28 June 2013 Shock-produced melt veins in the Martian shergottite Dar al Gani 670 crosscut large olivine...the olivine–vein interface small lamellae of ringwoodite grow into the host crystal. The ≤1–3 mm wide...as nucleation sites for ringwoodite. Crystallographic orientation of ringwoodite lamellae indicates that...olivine. Natural high-pressure phases in Martian meteorite allow to constrain phase transitions taking |  | Liu, Liping, Liu, Xi, Bao, Xinjian, He, Qiang, Yan, Wei, Ma, Yunlu, He, Mingyue, Tao, Renbiao, Zou, Ruqiang (2018) Si-Disordering in MgAl2O4-Spinel under High P-T Conditions, with Implications for Si-Mg Disorder in Mg2SiO4-Ringwoodite. Minerals, 8 (5) 210 doi:10.3390/min8050210 | Journal (article/letter/editorial) | | with Implications for Si-Mg Disorder in Mg2SiO4-Ringwoodite Liping Liu 1,2 , Xi Liu 1,2, *, Xinjian Bao 1...might happen to the (Mg,Fe)2 SiO4 -spinels (ringwoodite), the major phase in the lower part of the mantle...6-coordinated Si; MgAl2 O4 -spinel; Mg2 SiO4 -ringwoodite; Raman spectroscopy; Si-disordering 1. Introduction...geologically important, with the (Mg,Fe)2 SiO4 -Sp (or ringwoodite; Rw) being the most distinct example. It has...observed in some lunar meteorites [29,30] and many Martian meteorites (for Rw in the shergottite, see Boonsue |  | | Journal (article/letter/editorial) | | at Sierra Ambato, Catamarca, Argentina: A New Meteorite Impact Site? R. D. Acevedo , M. Rocca , R. Alonso...Arizaro, Salta, Argentina: A New Simple Type Meteorite Impact Site? R. D. Acevedo , M. Rocca , R. Alonso...Stinco ...........................5043 A New Old Meteorite Find from Claromeco, Argentina R. D. Acevedo and...Breccia NWA 7034: Unique 2.1 Ga Sample of Enriched Martian Crust C. B. Agee , N. V. Wilson , V. J. Polyak..........................5252 Tissint Meteorite: A Fresh Piece of Martian Lava with New Discoveries I. |
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