 | Ma, Chi, Tschauner, Oliver, Beckett, John R., Rossman, George R., Prescher, Clemens, Prakapenka, Vitali B., Bechtel, Hans A., MacDowell, Alastair (2018) Liebermannite, KAlSi3
O8
, a new shock-metamorphic, high-pressure mineral from the Zagami Martian meteorite. Meteoritics & Planetary Science, 53 (1) 50-61 doi:10.1111/maps.13000 | Journal (article/letter/editorial) | | shock-metamorphic, high-pressure mineral from the Zagami Martian meteorite Chi MA 1,*, Oliver TSCHAUNER 2, John R...structure silicate mineral, in the Zagami basaltic shergottite meteorite. Liebermannite crystallizes in space...material), as revealed by synchrotron diffraction. In Zagami, liebermannite likely formed via solid-state transformation...hollandite-type structure observed in the Martian shergottite Zagami, and on the implications of this new...new high-pressure silicate for the Zagami impact event. Natural occurrences of liebermannite were previously |  | | Report (issue) | | c = 2.74(13) Z=2 X-ray Powder Pattern: Zagami meteorite. 2.890 (100), 2.036 (87), 6.463 (53), 1.442...99.41 (2) 64.76 18.32 16.92 100.00 (1) Zagami meteorite; average electron microprobe analysis supplemented...primary igneous K-feldspar in a Martian-enriched basaltic shergottite meteorite. Association: Lingunite, silica...silica, ilmenite, baddeleyite, augite-pigeonite, maskelynite, titanomagnetite (assemblage 1); silica, chlorapatite...Distribution: From the Zagami meteorite [TL] and Northwest Africa (NWA) 480 meteorite. Name: Honors Robert |  | Yin, Qing-Zhu, Herd, Christopher D.K., Zhou, Qin, Li, Xian-Huan, Wu, Fu-Yuan, Li, Qiu-Li, Liu, Yu, Tang, Guo-Qiang, McCoy, Timothy J. (2014) Reply to comment on āGeochronology of the Martian meteorite Zagami revealed by UāPb ion probe dating of accessory mineralsā. Earth and Planetary Science Letters, 385. 218-220 doi:10.1016/j.epsl.2013.09.016 | Journal (article/letter/editorial) | | Reply to comment on āGeochronology of the Martian meteorite Zagami revealed by UāPb ion probe dating of accessory...baddeleyite and phosphate grains from the Zagami Martian meteorite (Zhou et al., 2013) is consistent with...such a scenario as a viable interpretation of Martian shergottite chronology based on multiple lines...applied to the measured data, to derive both the Martian common Pb isotopic composition and the 238 206...The derived 238 U/206 Pb lower intercept age for Zagami is 184.7 Ā± 8.7 Ma (we stress: without any correction) |  | | Journal (article/letter/editorial) | | Magmatic cristobalite and quartz in the NWA 856 Martian meteorite Hugues LEROUX* and Patrick CORDIER Laboratoire...late-stage crystallization pockets in the Martian meteorite Northwest Africa (NWA) 856 were investigated...pockets occur as wedges between maskelynite laths or between maskelynite and pyroxene. They consist of...basalts (Mason 1972; Papike et al. 1998), and in Martian meteorites silica-rich phases are found only in...2000; Taylor et al. 2002). Investigation of the Martian crustal soil was recently carried out by Mars Pathfinder |  | 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...coesite have been identified: (I) in a 26 silica-maskelynite assemblage, (II) needle grains, and (III) granular |  | Chen, DeāLiang, Zhang, AiāCheng, Pang, RunāLian, Chen, JiaāNi, Li, Yang (2019) Shockāinduced phase transformation of anorthitic plagioclase in the eucrite meteorite Northwest Africa 2650. Meteoritics & Planetary Science, 54 (7) 1548-1562 doi:10.1111/maps.13286 | Journal (article/letter/editorial) | | transformation of anorthitic plagioclase in the eucrite meteorite Northwest Africa 2650 De-Liang CHEN1, Ai-Cheng...into anorthite glass (anorthite glassy vein, maskelynite, and glass with a schlieren texture and vesicles)...high-temperature conditions. The presence of maskelynite and reidite probably suggests a minimum peak...anorthite in highly shocked ordinary chondrites and Martian meteorites. Recently, tissintite and stā¬ offlerite...polymorphs of labrodorite, have been found in shocked Martian meteorites (Walton et al. 2014; Ma et al. 2015; |  | Kimura, M., Sugiura, N., Mikouchi, T., Hirajima, T., Hiyagon, H., Takehana, Y. (2013) Eclogitic clasts with omphacite and pyrope-rich garnet in the NWA 801 CR2 chondrite. American Mineralogist, 98 (2) 387-393 doi:10.2138/am.2013.4192 | Journal (article/letter/editorial) | | study suggests that the pressure conditions for meteorite formation vary much wider than previously understood...al. 2004). Plagioclase can be transformed to maskelynite during impact processes. Also rare in chondrites...spinel group minerals. Feldspathic glass and maskelynite do not occur in the clasts. Instead, Na-Al-rich...omphacite, <300 nm, has been reported from the Zagami martian meteorite (Langenhorst and Poirier 2000). It occurs...assemblage is much lower than those for Gujba and Zagami. Thus, the occurrences, mineral assemblages, and |  | | Journal (article/letter/editorial) | | 2017). In 2008, Dera et al. discovered that the meteorite mineral allabogdanite, Fe2P, is the result of...Recently stishovite was reported from a lunar meteorite (Kaneko et al. 2015). Presence of stishovite in...mineral that was found in the Shergotty and Zagami martian meteorites (Dera et al. 2002; El Goresy et...for the peak shock pressures that the Shergotty meteorite had experienced prior ejection from Mars (Fritz...pressures of the Shergotty meteorite. Thus, type seifertite in the Shergotty meteorite has probably formed from |  | Ma, Chi, Tschauner, Oliver, Bindi, Luca, Beckett, John R., Xie, Xiande (2019) A vacancyārich, partially inverted spinelloid silicate, (Mg,Fe,Si)
2
(Si,ā”)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) | | rare fragments in the shock vein of the Tenham meteorite (due to transformation of low-Ca pyroxene), together...offler et al. 1991, 2018). The 160 kg Tenham (L6) meteorite fell near Tenham station in western Queensland...(Binns et al. 1969) and the ~70 kg Suizhou (L6) meteorite fell near the city of Suizhou in Hubei province...enstatite, and shock-vitrified plagioclase (āmaskelyniteā) with accessory ilmenite, titanomagnetite, baddeleyite...Suizhou is dominated by olivine, enstatite, and maskelynite. The new phase was observed within the matrix |  | Pang, Run-Lian, Harries, Dennis, Pollok, Kilian, Zhang, Ai-Cheng, Langenhorst, Falko (2018) Vestaite, (Ti4+Fe2+)Ti34+O9, a new mineral in the shocked eucrite Northwest Africa 8003. American Mineralogist, 103 (9) 1502-1511 doi:10.2138/am-2018-6522 | Journal (article/letter/editorial) | | new, shock-generated mineral first found in a meteorite of the howarditeeucrite-diogenite (HED) clan,...aqueous alteration and shock metamorphism) on some meteorite parent bodies may result in an increase of the...on the dynamic conditions and the history of meteorite parent bodies (Rubin and Ma 2017; Tomioka and...identified five high-pressure minerals in this meteorite. During further investigation of NWA 8003, we...which are enclosed by former plagioclase (now maskelynite, plagioclase, and tissintite), augite, Figure |  | | Journal (article/letter/editorial) | | (1988) LPS XIX, 565. OXYGEN ISOTOPES IN WATER FROM MARTIAN METEORITES. L. Baker, 1. A. Franchi, I. P. Wright...uk). Introduction: Those meteorites of supposed martian origin that have been analyzed thus far have water...Technique: We used -50 mg samples of two different martian meteorites, Nakhla and ALH 84001. These were pyrolized...Discussion: In a previous study of D/H ratios from eight martian meteorites 121, water released up to about 300Ā°C...values between 100%0and 2000%0,suggestive of a martian origin for this component as the atmospheric 6D |  | | Book | | METEORITE MINERALOGY Meteorites are fascinating cosmic visitors. Using accessible language, this book...book documents the history of mineralogy and meteorite research, summarizes the mineralogical characteristics...photographs of meteorite minerals, and with an accompanying online list of meteorite minerals, this book...book provides a useful resource for meteorite researchers, terrestrial mineralogists, cosmochemists,...students in these ļ¬elds. a l a n e . r u b i n is a meteorite researcher who recently retired from the University |  | | Journal (article/letter/editorial) | | isotopic variability in troilite within a same meteorite, our data are consistent with literature results:...from three new lithologies in the Tagish Lake meteorite [5] that have experienced less but varied degrees...()200ā400&), with large scatter within a single meteorite [5]. To avoid potential contamination by D-rich...Chinese contemporary limestones [3] show that the meteorite ļ¬ux was enhanced by two orders of magnitude following...recent study [5] on SEC grains found in the fossil-meteorite-bearing limestone from the Thorsberg quarry revealed |
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