Origin of a unique impact-melt rock-the L-chondrite Ramsdorf

Meteoritics and Planetary Science

Volumn 34, Issue 1, 1999, Pages 49-59

  Yamaguchi, Akira ^a,b   Scott, Edward R D ^a   Keil, Klaus ^a  

^a UNIVERSITY OF HAWAII   (United States)

^b NATIONAL INSTITUTE FOR MATERIALS SCIENCE   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

CHONDRITE; IMPACTITE; MELT;

EID: 0032941916     PISSN: 10869379     EISSN: None     Source Type: Journal    
DOI: 10.1111/j.1945-5100.1999.tb01731.x     Document Type: Article

References (54)

1. ASHWORTH J. R. (1985) Transmission electron microscopy of L-group chondrites, I. Natural shock effects. Earth Planet. Sci. Lett. 73, 17-32.
2. BAUER J. F. (1979) Experimental shock metamorphism of mono- and polycrystalline olivine: A comparative study. Proc. Lunar Planet. Sci. Conf. 10th, 2573-2596.
3. BEGEMANN F. AND WLOTZKA. F. (1969) Shock induced thermal metamorphism and mechanical deformations in the Ramsdorf chondrite. Geochim. Cosmochim. Acta 33, 1351-1370.
4. BISCHOFF A. AND STÖFFLER D. (1984) Chemical and structural changes induced by thermal annealing of shocked feldspar inclusions in impact melt rocks from Lappajärvi Crater, Finland. Proc. Lunar Planet. Sci. Conf. 14th, J. Geophys. Res. 89, B645-B656.
5. BISCHOFF A., RUBIN A. E., KEIL K. AND STÖFFLER D. (1983) Lithification of gas-rich chondrite regolith breccias by grain boundary and localized shock melting. Earth Planet. Sci. Lett. 66, 1-10.
6. 39Ar dating of collisional events in chondrite parent bodies. J. Geophys. Res. 81, 5664-5678.
7. 39Ar age and petrology of Chico: Large-scale impact melting on the L chondrite parent body. Geochim. Cosmochim. Acta 59, 1383-1399.
8. BRITT D. T. AND PIETERS C. M. (1994) Darkening in black and gas-rich ordinary chondrites: The spectral effects of opaque morphology and distribution. Geochim. Cosmochim. Acta 58, 3905-3919.
9. CLAYTON R. N., MAYEDA T. K., GOSWAMI J. N. AND OLSEN E. J. (1991) Oxygen isotopic studies of ordinary chondrites Geochim. Cosmochim. Acta 55, 2317-2337.
10. CHEN M., SHARP T. G., EL GORESY A., WOPENKA B. AND XIE X. (1996) The majorite-pyrope + magnesiowüstite assemblage: Constraints on the history of shock veins in chondrites. Science 271, 1570-1573.
11. COLSON R. O., MCKAY G. A. AND TAYLOR L. A. (1988) Temperature and composition dependencies of trace element partitioning: Olivine/melt and low-Ca pyroxene/melt. Geochim. Cosmochim. Acta 52, 539-553.
12. DODD R. T. (1981) Meteorites: A Petrologic-Chemical Synthesis. Cambridge Univ. Press, New York, New York, USA. 368 pp.
13. GHIORSO M. S. AND SACK R. O. (1995) Chemical mass transfer in magmatic processes, IV. A revised and internally consistent thermodynamic model for the interpolation and extraplation of liquid-solid equilibria in magmatic systems at elevated temperatures. Contrib. Mineral. Petrol. 119, 197-212.
14. GOMES C. B. AND KEIL K. (1980) Brazilian Stone Meteorites. Univ. New Mexico Press, Albuquerque, New Mexico, USA. 161 pp.
15. GROSSMAN J. N., RUBIN A. E., NAGAHARA H. AND KING E. A. (1988) Properties of chondrules. In Meteorites and the Early Solar System (eds. J. F. Kerridge and M. S. Matthews), pp. 619-659. Univ. Arizona Press, Tucson, Arizona, USA.
16. HAACK H., FARINELLA P., SCOTT E. R. D. AND KEIL K. (1996) Meteoritic, asteroidal, and theoretical constraints on the 500 Ma disruption of the L chondrite parent body. Icarus 119, 182-191.
17. JAROSEWICH E. (1990) Chemical analyses of meteorites: A compilation of stony and iron meteorite analyses. Meteoritics 25, 323-337.
18. JEANLOZ R., AHRENS T. J., LALLY J. S., NORD G. L., JR., CHRISTIE J. M. AND HEUR A. H. (1977) Shock produced olivine glass: First observation. Science 197, 457-459.
19. JONES R. H. (1990) FeO-nch, porphyritic pyroxene chondrules in the unequilibrated ordinary chondrites. Geochim. Cosmochim. Acta 60, 3115-3138.
20. JONES R. H. (1994) Petrology of FeO-poor, porphyritic pyroxene chondrules in the Semarkona chondrite. Geochim. Cosmochim. Acta 58, 5325-5340.
21. JONES R. H. (1996) Petrology and mineralogy of type II, FeO-rich chondrules in Semarkona (LL3.0): Origin by closed-system fractional crystallization, with evidence for supercooling. Geochim. Cosmochim. Acta 54, 1785-1802.
22. JONES R. H. AND SCOTT E. R. D. (1989) Petrology and thermal history of type IA chondrules in the Semarkona (LL3.0) chondrite. Proc. Lunar Planet. Sci. Conf. 19th, 523-536.
23. JUREWICZ A. J. G. AND WATSON E. B. (1988) Cations in olivine, Part 2: Diffusion in olivine xenocrysts, with applications to petrology and mineral physics. Contrib. Mineral. Petrol. 99, 186-201.
24. KALLEMEYN G. W., RUBIN A. E., WANG D. AND WASSON J. T. (1989) Ordinary chondrites: Bulk compositions, classification, lithophile-element fractionations and composition-petrographic type relationships. Geochim. Cosmochim. Acta 53, 2747-2767.
25. KEIL K., STÖFFLER D., LOVE S. G. AND SCOTT E. R. D. (1997) Constraints on the role of impact heating and melting in asteroids. Meteorit. Planet. Sci. 32, 349-363.
26. KRING D. A., SWINDLE T. D., BRITT D. T. AND GRIER J. A. (1996) Cat Mountain: A meteoritic sample of an impact-melted asteroid regolith. J. Geophys. Res. 101, 29 353-29 371.
27. LANGENHORST F. (1994) Shock experiments on preheated a- and b-quartz: II. X-ray and TEM investigations. Earth Planet. Sci. Lett. 128, 683-698.
28. LOFGREN G. E. (1977) Dynamic crystallization experiments bearing on the origin of textures in impact generated liquids. Proc. Lunar Sci. Conf. 8th, 2079-2095.
29. MCCOY T. J., SCOTT E. R. D., JONES R. H., KEIL K. AND TAYLOR G. J. (1991) Composition of chondrule silicates in LL3-5 chondrites and implications for their nebular history and parent body metamorphism. Geochim. Cosmochim. Acta 55, 601-619
30. MIYAMOTO M., TAKEDA H. AND ISHII T. (1984) Mineralogical comparison and cooling history of lunar and chondritic vesicular melt breccias. J. Geophys. Res. 89, 11 581-11 588.
31. MIYAMOTO M., MCKAY D. S., MCKAY G. A. AND DUKE M. B. (1986) Chemical zoning and homogenization of olivines in ordinary chondrites and implications for thermal histories of chondrites. J. Geophys. Res. 91, 12 804-12 816.
32. NAKAMURA T., TOMEOKA K., SEKINE T. AND TAKEDA H. (1993) Impact-induced chondrule flattening in the Allende CV3 carbonaceous chondrite: Shock experiments. Meteoritics 30, 344-347.
33. OKANO O., NAKAMURA N. AND NAGAO K. (1990) Thermal history of the shock-melted Antarctic LL-chondrites from the Yamato-79 collection. Geochim. Cosmochim. Acta 54, 3509-3523.
34. OSTERTAG R. AND STÖFFLER D. (1982). Thermal annealing of experimentally shocked feldspar crystals. Proc. Lunar Planet. Sci. Conf. 13th, J. Geophys. Res. 87, A457-A463.
35. PALME H. (1982) Identification of projectiles of large terrestrial impact craters and some implications for the interpretation of Ir-rich Cretaceous/Tertiary boundary layers. Geol. Soc. Am. Spec. Paper 190, 223-233
36. RUBIN A. E. (1992) A shock-metamorphic model for silicate darkening and compositionally variable plagioclase in CK and ordinary chondrites. Geochim. Cosmochim. Acta 56, 1705-1714.
37. RUBlN A. E. (1995) Petrologic evidence for collisional heating of chondritic asteroids. Icarus 113, 156-167.
38. RUBIN A. E. AND SCOTT E. R. D. (1997) Abee and related EH chondrite impact-melt breccias. Geochim. Cosmochim. Acta 61, 425-435.
39. SCOTT E. R. D. (1982) Origin of rapidly solidified metal-troilite grains in chondrites and iron meteorites. Geochim. Cosmochim. Acta 46, 813-823.
40. SCOTT E. R. D. (1984) Classification, metamorphism, and brecciation of type 3 chondrites from Antarctica. Smithsonian Contrib. Earth Sci. 26, 73-94.
41. SCOTT E. R. D. AND JONES R. H. (1990) Disentangling nebular and asteroidal features of CO3 carbonaceous chondrite meteorites. Geochim. Cosmochim. Acta 54, 2485-2502.
42. SCOTT E. R. D. AND TAYLOR G. J. (1988) Chondrule and other components in C, O, and E chondrites: Similarities in their properties and origins. Proc. Lunar Planet. Sci. Conf. 14th, J. Geophys. Res. 88, B275-B286.
43. SCOTT E. R. D., MAGGIORE P., TAYLOR G. J., KEIL K. AND SZUWALSKI D. (1986) Chondritic impact melt and cratering processes on asteroids (abstract). Lunar Planet. Sci 17, 785-786.
44. SCOTT E. R. D., KEIL K. AND STÖFFLER D. (1992) Shock metamorphism of carbonaceous chondrites. Geochim.. Cosmochim. Acta 56, 4281-4293.
45. SCOTT E. R. D., YAMAGUCHI A. AND KROT A. N. (1997) Petrological evidence for shock melting of carbonates in the martian meteorite ALH84001. Nature 387, 377-379.
46. 3-perovskite in a shocked L chondrite. Science 277, 352-355.
47. SHAW H. R. (1972) Viscosities of magmatic silicate liquids: An empirical method of prediction. Am. J. Sci. 272, 870-893.
48. SMITH B. A. AND GOLDSTEIN J. I. (1977) The metallic microstructures and thermal histories of severely reheated chondrites. Geochim.. Cosmochim. Acta 41, 1061-1072.
49. STÖFFLER D. AND LANGENHORST F. (1994) Shock metamorphism of quartz in nature and experiment: I. Basic observation and theory. Meteoritics 29, 155-181.
50. STÖFFLER D., KEIL K. AND SCOTT E. R. D. (1991) Shock metamorphism of ordinary chondrites. Geochim. Cosmochim. Acta 55, 3845-3867.
51. WHITE J. C. (1993) Shock induced amorphous textures in plagioclase, Manicouagan, Quebec, Canada. Contrib. Mineral. Petrol. 113, 524-532.
52. WLOTZKA F. (1969) On the formation of chondrules and metal particles by shock melting. In Meteorite Research (ed. P. M. Millman), pp. 174-184. D. Reidel, Dordrecht, The Netherlands.
53. YAMAGUCHI A., SCOTT E. R. D. AND KEIL K. (1996) Petrology of unique impact melt rock, Ramsdorf (L chondrite) (abstract). Lunar Planet. Sci. 27, 1467-1468.
54. YAMAGUCHI A., SCOTT E. R. D. AND KEIL K. (1998) Origin of unusual impact melt rocks, Yamato-790964 and 790143 (LL chondrites). Antarctic Meteorite Res. 11, 18-32.