Carbon-silicate aggregates in the CH chondrite Pecora Escarpment 91467: A carrier of heavy nitrogen of interstellar origin

Meteoritics and Planetary Science

Volumn 36, Issue 4, 2001, Pages 515-524

  Sugiura, N ^a   Zashu, S ^a  

^a UNIVERSITY OF TOKYO   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

GEOCHEMISTRY; METEORITE; NITROGEN; PARENT BODY;

EID: 0035308919     PISSN: 10869379     EISSN: None     Source Type: Journal    
DOI: 10.1111/j.1945-5100.2001.tb01893.x     Document Type: Article

References (25)

1. AMARI S., ANDERS E., VIRAG A. AND ZINNER E. (1990) Interstellar graphite in meteorites. Nature 345, 238-240.
2. BISCHOFF A., PALME H., SCHULTZ L., WEBER D. AND SPETTEL B. (1993) Acfer 182 and paired samples, an iron-rich carbonaceous chondrite: Similarities with ALH 85085 and relationship to CR chondrites. Geochim. Cosmochim. Acta 57, 2631-2848.
3. DELOULE E., FRANCE-LANORD C. AND ALBAREDE F. (1991) D/H analysis of minerals by ion probe. In Stable Isotope Geochemistry: A Tribute to Samuel Epstein (eds. H. P. Taylor, Jr., J. R. O'Neil and I. R. Kaplan), pp. 53-62. Geochemical Society, San Antonio, Texas, USA.
4. EUGSTER O. AND NIEDERMANN S. (1990) Solar noble gases in the unique chondrite breccia Allan Hills 85085. Earth Planet. Sci. Lett. 101, 139-147.
5. GRADY M. M. AND PILLINGER C. T. (1990) ALH 85085: Nitrogen isotope analysis of a highly unusual primitive chondrite. Earth Planet. Sci. Lett. 97, 29-40.
6. 15N-enriched nitrogen in an unusual chondrite. Earth Planet. Sci. Lett. 116, 165-180.
7. GROSSMAN J. N., RUBIN A. E. AND MACPHERSON G. J. (1988) ALH 85085: A unique volatile-poor carbonaceous chondrite with possible implications for nebular fractionation processes. Earth Planet. Sci. Lett. 91, 33-54.
8. HASHIZUME K. AND SUGIURA N. (1995) Nitrogen isotopes in bulk ordinary chondrites. Geochim. Cosmochim. Acta 59, 4057-4069.
9. HOPPE P., AMARI S., ZINNER E. AND LEWIS R. S. (1995) Isotopic compositions of C, N, O, Mg and Si, trace element abundances and morphologies of single circumstellar graphite grains in four density fractions from the Murchison meteorite. Geochim. Cosmochim. Acta 59, 4029-4056.
10. LESLIE W. C. (1981) The Physical Metallurgy of Steels. McGraw-Hill, New York, New York, USA. 396 pp.
11. MESSENGER S. AND WALKER R. M. (1997) Evidence for molecular cloud material in meteorites and interplanatary dust. In Astrophysical Implications of the Laboratory Study of Presolar Materials (eds. T. J. Bernatowicz and E. Zinner), pp. 545-564. AIP Press, Woodbury, New York, USA.
12. MOSTEFAOUI S., ZINNER E., HOPPE P. AND EL GORESY A. (1997) In situ survey of graphite in unequilibrated chondrites: Morphologies, C, N, and H isotopes (abstract). Lunar Planet. Sci. 28, 989-990.
13. MOSTEFAOUI S., HOPPE P. AND EL GORESY A. (1998) In situ discovery of graphite with interstellar isotopic signature in a chondrule-free clast in an L3 chondrite. Science 280, 1418-1420.
14. MOSTEFAOUI S., PERRON C., ZINNER E. AND SAGAN G. (2000) Metal-associated carbon in primitive chondrites: Structure, isotopic composition, and origin. Geochim. Cosmochim. Acta 64, 1945-1964.
15. PROMBO C. A. AND CLAYTON R. N. (1985) A striking nitrogen isotope anomaly in the Bencubbin and Weatherford meteorites. Science 230, 935-937.
16. ROBERT G. J. AND EPSTEIN S. (1982) The concentration and isotopic composition of hydrogen, carbon and nitrogen in carbonaceous meteorites. Geochim. Cosmochim. Acta 46, 81-95.
17. SCOTT E. R. D. (1988) A new kind of primitive chondrite, Allan Hills 85085. Earth Planet. Sci. Lett. 91, 1-18.
18. SUGIURA N. (1998) Ion probe measurements of carbon and nitrogen in iron meteorites. Meteorit. Planet. Sci. 33, 393-409.
19. SUGIURA N. (2000) Petrographic evidence for in situ hydration of the CH chondrite PCA 91467 (abstract). Lunar Planet. Sci. 31, #1503, Lunar and Planetary Institute, Houston, Texas, USA (CD-ROM).
20. SUGIURA N. AND HOSHINO H. (2000) H isotopic compositions in ALH 84001 and the evolution of the martian atmosphere. Meteorit. Planet. Sci. 35, 373-380.
21. SUGIURA N. AND ZASHU S. (1995) Nitrogen, neon and argon in the PCA 91467, an ALH 85085-like chondrite (abstract). Lunar Planet. Sci. 26, 1371-1372.
22. SUGIURA N., KIYOTA K. AND HASHIZUME K. (1998) Nitrogen components in primitive ordinary chondrites. Meteorit. Planet. Sci. 33, 463-482.
23. SUGIURA N., ZASHU S., WEISBERG M. K. AND PRINZ M. (2000) A nitrogen isotope study of Bencubbinites. Meteorit. Planet. Sci. 35, 987-996.
24. WEISBERG M. K., PRINZ M. AND NEHRU C. E. (1988) Petrology of ALH 85085: A chondrite with unique characteristics. Earth Planet. Sci. Lett. 91, 19-32.
25. ZINNER E., AMARI S., WOPENKA B. AND LEWIS R. S. (1995) Interstellar graphite in meteorites: Isotopic compositions and structural properties of single graphite grains from Murchison. Meteoritics 30, 209-226.