 | | Report (issue) | | 57.2 42.8 60.06 39.94 100.0 100.00 (1) Indarch meteorite; by scanning transmission electron microscope...kamacite, perryite, schreibersite, troilite, spinel, chromite, hibonite, rutile. In the Indarch enstatite...enstatite chondrite meteorite, and the Inman, Adrar, and Tieschitz chondrite meteorites. Distribution: Honors |  | | Journal (article/letter/editorial) | | (People's Republic of China). Two fragments of the meteorite were recovered, weighing respectively 600 g and...djerfisherite, Si-bearing metal and the Ni-silicide, perryite. The ferromagnesian silicates (predominantly enstatite... Table 1 Roedderite occurrences in meteorites Meteorite Type Paragenesis References Qingzhen EH3...graphite nodules of the Wichita County IA iron meteorite. Other coexisting phases are olivine (F099), plagioclase...phosphate in a silicate inclusion in the IB iron meteorite San Cristobal. Roedderite has also been reported |  | | Journal (article/letter/editorial) | | 451. Ascension Island, vlasovite, 233. Assisi, meteorite, description, mineralogy, 595. Astrophyllite,...The metallographic structure of the Kodaikanal meteorite, 687 ; The metallographic structure of 1190...see potassium-barium feldspars, 914. Barwell meteorite, anal., 101. Baryte, etching of, 750. Basalt,...and ganophyllite, 893; celsian, 914. Bencubbin meteorite, descr., descr, and anal. of enclaves in, bearing...formanite, topaz, rubellite, 50. Billygoat Donga meteorite, description, 694. Binnenthal, Valais, Switzerland |  | | Journal (article/letter/editorial) | | which sometimes contain minor schreibersite and perryite [2, 4–6]. Microprobe analy ses of metal from...because its concentrations in schreibersite and perryite in enstatite chondrites are lower than 0.2 and...coefficients of the elements between certain meteorite components. In this particu lar instance, the...local variations in fO2 in the parent body of the meteorite [32, 33] have not any significantly modified the...concentra tions of elements in the Fe,Ni phase of the meteorite (Tables 1, 2) testify to the redistribution of |  | | Journal (article/letter/editorial) | | isotope fractionation metal silicate enstatite meteorite Bulk Silicate Earth Earth's core formation a...differentiation. They are the only primitive meteorite group with oxygen isotope compositions and metal-to-silicate...energies of reaction. The meteorites Abee and Indarch are classified as EH4 chondrites. Abee is a breccia...mineral abundances exist in different areas of the meteorite (total silicates ∼30 to 65 wt.%, total metal ∼20...(Rubin and Keil, 1983; Rubin and Scott, 1997). Indarch contains ∼18 wt.% metal (kamacite), ∼10 wt.% sulfides |  | | Journal (article/letter/editorial) | | 0016-7037/Ó 2018 Elsevier Ltd. All rights reserved. meteorite classes have been previously measured and the...cores of differentiated asteroid-sized bodies. The meteorite data indicates that these metallic cores have...Fe isotope compositions of several planets and meteorite groups exhibiting the variability among different...gray band corresponds to a specific pallasite meteorite. The studies attempt to measure the equilibrium...schreibersite and perryite are frequently associated with metal grains, with perryite only existing in |  | | Journal (article/letter/editorial) | | Niningerite Oldhamite Osbornite Pentlandite Perovskite Perryite Plagioclase Quartz Roedderite Rudashevskyite Schreibersite...considerably larger than the other chondrules in the meteorite. (h) Backscattered electron (BSE) image of a chondrule...Niningerite Alabandite Oldhamite Fe–Ni Schreib Perryite No. meteorites EH3 EL3 LEW 87223 4.4 (2.7–7...0.06 vol.% for refractory inclusions in that meteorite, which appears to have the highest abundance of...association with Si-bearing kamacite ± schreibersite, ±perryite (Table 2). Some djerfisherite grains in E3s show |  | | Journal (article/letter/editorial) | | identification has elucidated many aspects of meteorite formation. Of particular interest are five phosphate...calcium- and aluminum-rich silicates in the Allende meteorite, a Type 1II carbonaceous chondrite which fell...(Mason, 1962), when I wrote an account of the meteorite minerals then recognized, see Table 1, the list...*Lonsdaleite Chaoite *Haxonite *Barringerite *Perryite *Carlsbergite *Sinoite Pyrrhotite Mackinawite...Dodd (1971) 1. Originally reported in the Abee meteorite by Dawson et al. (1960), but later identified |  | | Journal (article/letter/editorial) | | alluvial gravels of the Merume river, Mazaruni district, Guayana (Merumite, 18th List). Named for S. Bracewell...panethite, whitlockite, etc. in pockets in the Dayton meteorite (a siderite) prove to be orthorhombie NazCaMg...weathering products of the Wolf Creek sideritic meteorite. [Bull. 91-98.] Ca-ursilite, variant of Calcium-ursilite...pyrope-almandine from the Dhanras hills, Gaya district, Bihar. Named front the locality. [A.M. 53-509...CusF%ChlS17 as veinlets in daubr~elite in the Odessa meteorite. Named for W. Gentner. Species not accepted by |  | | Journal (article/letter/editorial) | | alert to the potential discovery of a genuine meteorite from Mercury which, superficially, should resemble...and, if true, a meteorite from Mercury should not resemble any currently known meteorite type. & 2010 Elsevier...1940; Keil et al., 1989), LAP 02233 (Antarctic Meteorite Newsletter, 2003, 2004), LAP 03719 (McCoy et al...classified as aubrites that are actually other meteorite types. Table 1 Ranges and average modal (vol%)...oldhamite, CaS (e.g., Wheelock et al., 1994), perryite (Ni,Fe)5(Si,P)2 (Casanova et al., 1993a), niningerite |  | | Journal (article/letter/editorial) | | impact melt) relative to the Shallowater reference meteorite (4562.3 ± 0.4 Ma, all errors are 1r). I–Xe ages...cooling. The enstatite chondrites Abee (EH4), Indarch (EH4), EET 96135 (EH4/5) and St. Marks (EH5) encompass...substantial variation even within an individual meteorite (e.g. Birck and Allégre, 1988; Wadhwa et al....53 Mn/55Mn-ratios in sulfides within individual meteorite specimens of EL 3 chondrites that are equivalent...relative Mn–Cr age difference between sulfide in Indarch and the more ancient Mn–Cr ages of the EL 3 meteorites |  | | Journal (article/letter/editorial) | | systematic relationship between carbon content and meteorite group or petrologic type. Wholerock 013C values...ofE-chondrites shows them to be unique amongst meteorite groups, with values close to those of the bulk...first 013C value for any E-chondrite (-12.9%0 in Indarch). Subsequent measurements on EH4's have yielded...heterogeneity in nitrogen distribution within a single meteorite has been demonstrated by THIEMENS and CLAYTON...relative to other nitrogen-bearing minerals in this meteorite. No nitrogen isotope determinations have been |  | | Journal (article/letter/editorial) | | microscopist, Gustav Tschermak, and the outstanding meteorite collection of that day, the Vienna collection...meteorites. Table 1 traces the development of meteorite mineralogy over the following seventy years. It...extracted sulfur with alcohol from the Cold Bokkeveld meteorite, and later investigators extracted it from other...weathering. In 1955, therefore, to specializein meteorite mineralogy might well have beenconsideredthe refugeol...then, as is illustrated in Table 2.The number of meteorite minerals has more than doubled in the last ten |  | | Journal (article/letter/editorial) | | The different chondrites and achondrites in our meteorite collections offer a wide range in possible oxidation...than Na, but a highly reduced and volatile free meteorite class has not yet been observed. Note also that...enstatite chondrites and aubrites but not with other meteorite groups (e.g., Clayton, 1993 and references therein)...indistinguishable from those in smaller differentiated meteorite parent bodies established under the same redox...temperatures in the Earth's interior than in a small meteorite parent body, so that the Earth's mantle silicate |  | | Journal (article/letter/editorial) | | Sahara 97158 and four objects from equilibrated EH4 Indarch. Bulk major element analyses, obtained with electron...abundances in the chondrules from Sahara 97158 and Indarch are within the range of previous analyses of nonporphyritic...superchondritic (Sahara 97158) and subchondritic (Indarch) Yb/Sc ratios; and chondriticnormalized deficits...volatile and volatile elements. In the equilibrated Indarch chondrules, this late process has been further...chondrule fragments in Sahara 97158 (EH3) and Indarch (EH4) chondrites. We explore whether the 1339 |  | | Journal (article/letter/editorial) | | conditions as well as to relationships among meteorite classes. Previous studies of noble gases in E-chondrites...Daniel’& Kuil. St Sauveur. and Happy Canyon and the Indarch residue HF were measured on a 4-l ‘2”-radmh glabb...roedderite feldspar graphite Mineral tractions from Indarch. Norlh Wc~~ I-01 I c>l .md Yllmia were pt-epared...plus any intimately intergrown ph.rscs. such as perryite and a part of the rullides. Much (11 the 5lhcate...procedure for Indarch was followed. but the yield was unreasonably high (6 vs 0.6% for Indarch). SEM/EDX |  | Takahashi, H, Gros, Jacques, Higuchi, H, Morgans, John W, Anders, Edward (1978) Volatile elements in chondrites: metamorphism or nebular fractionation?. Geochimica et Cosmochimica Acta, 42 (12) 1859-1869 doi:10.1016/0016-7037(78)90241-7 | Journal (article/letter/editorial) | | History. Chicago (Dr. E. J. Olsen) H = American Meteorite Laboratory. Denver (Mr. Glenn I Huss) M = Committee...account when applying the laboratory results to the meteorite parent body. spht The diffusion length a equals...2-0.3 cm and I = I week, and so if r for the meteorite parent body is IO’ yr. the diffusion length for...from published data for falls 1 week. If the meteorite parent body was truly an and finds (e.g. KEAYS...quantitatively largest 1s the most metamorphosed meteorite of its class, havdifference between CVs and COs |  | Udry, Arya, Wilbur, Zoë E., Rahib, Rachel R., McCubbin, Francis M., Vander Kaaden, Kathleen E., McCoy, Timothy J., Ziegler, Karen, Gross, Juliane, DeFelice, Christopher, Combs, Logan, Turrin, Brent D. (2019) Reclassification of four aubrites as enstatite chondrite impact melts: Potential geochemical analogs for Mercury. Meteoritics & Planetary Science, 54 (4) 785-810 doi:10.1111/maps.13252 | Journal (article/letter/editorial) | | History, Smithsonian Institution, Washington, District of Columbia 20560, USA 5 Department of Earth and...addition, investigation of members of the enstatite meteorite clan allow us to distinguish between the various...than aubrites based on prior studies of both meteorite groups (Keil 1968; Watters and Prinz 1979; Brett...and metal phases within the four investigated meteorite samples were measured using the JEOL JXA-8900...observing kamacite [Fe,Ni metal], niningerite [MgS], perryite [(Ni,Fe)5(Si,P)3], brezinaite [Cr3S4], and schreibersite |  | | Book (edition) | | grey); Himmelsfürst Mine, Brand-Erbisdorf, Freiberg District, Erzgebirge, Sachsen, Germany (sample: Seifert);...quartz (dark grey); New Bullfrog Mine, Bullfrog District, Nye Co., Nevada, USA (sample: Witzke); PPL If...placers Kaietur Falls, Potaro River, Kangaruma District, Potaro-Siparuni Region, Guyana Chalcopyrite,... Zone Breches N-S, 49-51 m, Bleida, Bou Azzer District, Tazenakht, Ouarzazate Province, Souss-Massa-Draâ...penninsula, Caspian Sea, Kobustan(Gobustan) Rayonu, Azerbaijan (sample: Witzke); PPL B Native aluminium (fine |  | | Journal (article/letter/editorial) | | the IMACNMNC, including 17 from the Allende CV3 meteorite (Ma, 2015a) and high-pressure phases such as bridgmanite...brownleeite gupeiite hapkeite linzhiite naquite perryite suessite xifengite sulfides and hydroxysulfides...(Continued) pentlandite periclase perovskite perrierite perryite PGE-dominated alloys phlogopite pigeonite plagioclase...associated with enstatite in the matrix of EH4 Indarch (Keil, 1968). Although Buchwald and Clarke (1989)...and Cl-bearing rims around the silica grains in Indarch (Fig. 3 of Keil, 1968) are unlikely to have formed |  | | Book (edition) | | unidentified mineral (same grey shade as taenite); Meteorite, locality unknown [d]; Nic. // B Kamacite (dark...unidentified mineral (brown internal reflections); Meteorite, locality unknown [d]; Nic. + 22 Kamacite A...goethite (slightly bluish grey in massive material); Meteorite, locality unknown [d]; Nic. // B Taenite (black)...grey), goethite (brown internal reflections); Meteorite, locality unknown [d]; Nic. + 24 Taenite A...grey) in kamacite (tinted white); Kenton County Meteorite, Kentucky, USA [h]; Nic. // 30 Carlsbergite |  | Hazen, Robert M., Grew, Edward S., Downs, Robert T., Golden, Joshua, Hystad, Grethe (2015) MINERAL ECOLOGY: CHANCE AND NECESSITY IN THE MINERAL DIVERSITY OF TERRESTRIAL PLANETS. The Canadian Mineralogist, 53 (2) 295-324 doi:10.3749/canmin.1400086 | Journal (article/letter/editorial) | | an ultra-refractory inclusion in the Allende meteorite (Ma et al. 2014). It also appears inappropriate...1978), hapkeite (Fe2Si), FeSi, and FeSi2 in lunar meteorite Dhofar 280 (Anand et al. 2004), the latter two...MgS NbC Ni6GeS2 CaS Panethite Panguite Paqueite Perryite (Na,Ca,K)1-x(Mg,Fe2+,Mn)PO4 (Ti,Al,Sc,Mg,Zr,Ca)1...Rationale Martian meteorite meteorites meteorite Allende meteorite Kaidun meteorite meteorites meteorites...meteorites Zaklodzie meteorite meteorites Allende meteorite Zaklodzie meteorite meteorites; crustal occurrence |  | | 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 fields. a l a n e . r u b i n is a meteorite researcher who recently retired from the University |  | | Book | | composition of stone meteorites. How to recognize a meteorite. Brazilian stone meteorites. 7.1. ACHONDRITES...chondrite . Parambu. Acknowledgments . References.^.. Meteorite index. Page 1 3 11 29 35 45 47 48 48 48 61 61...during the agglomeration of the meteorite parent bodies. When a meteorite is seen to fall and material is...is collected, the meteorite is referred to as a fall. On the other hand, a meteorite find is the by-chance...meteorites Figure 1 - The Bendego, Bahia, Brazil iron meteorite, weighing approximately 5,360 kg. Note the irregular |  | | Book | | minerals are quartz and aluminosilicates; the common meteorite minerals are anhydrous, whereas hydrated minerals...actual extraterrestrial abundances; irons dominate meteorite finds, since they are resistant to weathering...at least as very unusual objects). Over 80% of meteorite falls are chondrites, and over 90% of these belong...subject. Current ideas include volcanism on the meteorite parent bodies, splash droplets formed in collisions...for them and a derivate origin for the other meteorite groups. As a consequence, compositional data are |
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