The nature of maskelynite in shocked meteorites : Not diaplectic glass but a glass quenched from shock-induced dense melt at high pressures

Earth and Planetary Science Letters

Volumn 179, Issue 3-4, 2000, Pages 489-502

  Chen, Ming ^a,b   Goresy, Ahmed El ^a  

^a GUANGZHOU INSTITUTE OF GEOCHEMISTRY   (China)

^b MAX PLANCK INSTITUTE FOR CHEMISTRY   (Germany)

Author keywords

Glasses; L chondrites; Maskelynite; Melts; SNC Meteorite

Indexed keywords

CHONDRITE; METEORITE; MINERALOGY; SHOCK METAMORPHISM;

EID: 0033916461     PISSN: 0012821X     EISSN: None     Source Type: Journal    
DOI: 10.1016/s0012-821x(00)00130-8     Document Type: Article

References (40)

1. D.J. Milton, P.S. DeCarli, Maskelynite formation by explosive shock, Science 140 (1963) 670-671.
2. R.A. Binns, Stony meteorites bearing maskelynite, Nature 18 (1967) 1111-1112.
3. E.C.T. Chao, Shock effects of certain rock-forming minerals, Science 156 (1967) 192-202.
4. W.v. Engelhardt, J. Arndt, D. Stöffler, W.F. Müller, H. Jeziorkowski, R.A. Gubser, Diapiektische Gläser in den Breccien des Ries von Nördlingen als Anzeichen für Stoß Wellenmetamorphose, Contrib. Miner. Petrol. 15 (1967) 91-100.
5. W.v. Engelhardt, D. Stöffler, Stages of shock metamorphism in crystalline rock of the Ries Basin, Germany, in : B.M. French, N.M. Short (Eds.), Shock Metamorphism of Natural Materials, Mono Book Corp., Baltimore, MD, 1968, pp. 159-169.
6. E.C.T. Chao, Pressure and temperature histories of impact metamorphosed rocks - based on petrographic observations, in: B.M. French, N.M. Short (Eds.), Shock Metamorphism of Natural Materials, Mono Book Corp., Baltimore, MD, 1968, pp. 135-158.
7. T.J. Ahrens, J.T. Rosenberg, Shock metamorphism : Experiments on quartz and plagioclase, in: B.M. French, N.M. Short (Eds.), Shock Metamorphism of Natural Materials, Mono Book Corp., Baltimore, MD, 1968, pp. 59-81.
8. W.R. Van Schmus, P.H. Ribbe, The composition and structural state of feldspar from chondritic meteorites, Geochim. Cosmochim. Acta 32 (1968) 1327-1342.
9. D. Stöffler, Stoßwellenmetamorphose, in: W.v. Engelhardt, D. Stöffler, W. Schneider (Eds.), Petrologische Untersuchungen im Ries, Geol. Bavarica 61 (1969) 232-252.
10. E.C.T. Chao, O.B. James, J.A. Minkin, J.A. Boreman, E.D. Jackson, C.B. Raleigh, Petrology of unshocked crystalline rocks and evidence of impact metamorphism in Apollo 11 returned lunar sample, in: Proc. Apollo 11 Lunar Sci. Conf, Geochim. Cosmochim. Acta Suppl. 1 (1970) 287-314.
11. W.v. Engelhardt, J. Arndt, W.F. Müller, D. Stöffler, Shock metamorphism of lunar rocks and origin of the regolith at the Apollo landing site, Geochim. Cosmochim. Acta 1 (1970) 363-384.
12. D. Stöffler, Deformation and transformation of rock-forming minerals by natural and experimental shock processes. I. Behavior of minerals under shock compression, Fortschr. Miner. 49 (1972) 50-113.
13. D. Stöffler, U. Hornemann, Quartz and feldspar glasses produced by natural and experimental shock, Meteoritics 7 (1972) 371-394.
14. R.V. Gibbons, T.J. Ahrens, Effects of shock pressures on calcic plagioclase, Phys. Chem. Miner. 1 (1977) 95-107.
15. R.T. Dodd, E. Jarosewich, Incipient melting in and shock classification of L-group chondrites, Earth Planet. Sci. Lett. 44 (1979) 335-340.
16. D. Stöffler, R. Ostertag, C. Jammes, G. Pfannschmidt, P.R. Sen Gupta, S.B. Simon, J.J. Papike, R.H. Beauchamp, Shock metamorphism and petrography of the Shergotty achondrite, Geochim. Cosmochim. Acta 50 (1986) 889-903.
17. D. Stöffler, A. BischofT, V. Buchwald, A.E. Rubin, Shock effects in meteorites, in: J.F. Kerridge, M.S. Mathews (Eds.), Meteorites and the Early Solar System, The University of Arizona Press, Tucson, AZ, 1988, pp. 165-202.
18. D. Stöffler, K. Keil, E.R.D. Scott, Shock metamorphism of ordinary chondrites, Geochim. Cosmochim. Acta 55 (1991) 3845-3867.
19. G. Tschermak, Die Meteoriten von Shergotty und Gopalpur, Sitzber. Akad. Wiss. Wien Math.-Naturwiss. Kl. Abt. I 65 (1872) 122-146.
20. G. Tschermak, Beitrag zur Klassifikation der Meteoriten, Sitzber. Akad. Wiss. Wien Math.-Naturwiss. Kl. Abt. I 88 (1883) 347-371.
21. A. Greshake, D. Stöffler, Shock metamorphic features in the SNC meteorite Dar al Gani 476, LPS XXX (1999) Abstract #1377 (CD-ROM).
22. P.S. DeCarli, J.C. Jamieson, Formation of an amorphous form of quartz under shock conditions, J. Chem. Phys. 31 (1959) 1675-1676.
23. O. Goltrant, H. Leroux, J.C. Doukan, P. Cordier, Formation mechanisms of planar deformation features in naturally shocked quartz, Phys. Earth Planet. Inter. 74 (1992) 219-240.
24. F. Langenhorst, Shock experiments on pre-heated α- and β-quartz: II. X-ray and TEM investigations, Earth Planet. Sci. Lett. 128 (1994) 683-698.
25. D. Stöffler, Maskelynite confirmed as diaplectic glass: Indication for peak shock pressures below 45 GPa in all Martian meteorites, LPS XXXI (2000) Abstract #1170 (CD-ROM).
26. A. El Goresy, B. Wopenka, M. Chen, S. Weinbruch, T. Sharp, Evidence for two different shock induced high-pressure events and alkali-vapor metasomatism in Peace River and Tenham (L6) chondrites, LPS XXVIII (1997) 329-330.
27. A. El Goresy, B. Wopenka, M. Chen, G. Kurat, The saga of maskelynite in Shergotty, Meteoritics 32 (1997) A38-A39.
28. M. Chen, A. El Goresy, The nature of maskelynite in shocked meteorites: not diaplectic glass but a glass quenched from shock-induced dense melt at high-pressures, Meteoritics 34 (1999) A24.
29. 8) glass, Phys. Chem. Miner. 26 (1999) 432-436.
30. M. Chen, A. El Goresy, Shock-induced phase transformations in the Sixiangkou chondrite (L6), Meteoritics 29 (1994) 456.
31. C.M. Lingemann, F. Langenhorst, D. Stöffler, TEM examination of shock veins in ordinary chondrites, Meteoritics 30 (1995) 537.
32. M. Chen, T.G. Sharp, A. El Goresy, B. Wopenka, X. Xie, The majorite-pyrope+magnesiowustite assemblage constraints on the history of shock veins in chondrites, Science 271 (1996) 1570-1573.
33. M. Chen, B. Wopenka, A. El Goresy, T.G. Sharp, The Peace River (L6) chondrite compositions and pressure-temperature history, Meteoritics 31 (1996) A27.
34. 8-hollandite in the shocked Sixiangkou, Science 287 (2000) 1633-1636.
35. N. Tomioka, K. Fujino, H. Mori, Shock-induced transformation of plagioclase into a hollandite structure found in chondrites, Eos 80 (1999) F1028.
36. F. Langenhorst, D. Stöffler, D. Klein, Shock metamorphism of the Zagami achondrite, LPS XXII (1991) 779-780.
37. 2 polymorph in the meteorite Shergotty: implications for impact event, Science 284 (1999) 1511-1513.
38. A. El Goresy, L. Dubrovinsky, T.G. Sharp, S. Saxena, M. Chen, A new monoclinic post-stishovite polymorph of silica in the SNC meteorite Shergotty, Science (1999) submitted.
39. S. Saxena, L. Dubrovinsky, Pressure-induced transformations of silica, Science (1999) submitted.
40. P.S. DeCarli, A.P. Jones, G.D. Price, Laboratory impact experiments and calculations vs. natural impact events, in: The International Conference on Catastrophic Events and Mass Extinctions: Impacts and Beyond, Vienna, Austria, 2000, submitted.