Slab in the wrong place: lower lithospheric mantle delamination in the last stage of the Eastern Carpathian subduction retreat

Geology

Volumn 26, Issue 7, 1998, Pages 611-614

  Gîrbacea, Radu ^a,b   Frisch, Wolfgang ^a  

^a Institut für Geologie   (Germany)

^b STANFORD UNIVERSITY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

CONTINENTAL COLLISIONS; DIFFERENTIATION PROCESS; LITHOSPHERIC DELAMINATIONS; LITHOSPHERIC MANTLE; SUBDUCTING SLABS; SUBDUCTION RETREAT; TECTONIC EVOLUTION; TRIGGERING MECHANISM; MAGMA GENERATION;

GEOLOGY;

DELAMINATION; MANTLE; SUBDUCTION; ASTHENOSPHERE; BASALT; LITHOSPHERE; OCEANIC CRUST; PLIOCENE; SUTURE ZONE; TECTONIC EVOLUTION;

CARPATHIANS; EUROPE;

EID: 0031755864     PISSN: 00917613     EISSN: None     Source Type: Journal    
DOI: 10.1130/0091-7613(1998)026<0611:SITWPL>2.3.CO;2     Document Type: Article

References (29)

1. Artyushkov, E. V., Baer, M. A., and Mörner, N.-A., 1996, The East Carpathians: Indications of phase transitions, lithospheric failure, and decoupled evolution of thrust belt and its foreland: Tectonophysics, v. 262, p. 101-132.
2. Bird, P., 1979, Continental delamination and the Colorado Plateau: Journal of Geophysical Research, v. 84, p. 7561-7571.
3. von Blanckenburg, F., and Davies, J. H., 1995, Slab breakoff; a model for syncollisional magmatism and tectonics in the Alps: Tectonics, v. 14, p. 120-131.
4. Casta, I., 1980, Les formation Quaternaires de la depression de Braşov: Université D'Aix Marseille, 256 p.
5. Cornea, I., Drǎgoescu, I., Popescu, M., and Visarion, M., 1979, Harta mişcǎrilor crustale verticale recente pe teritoriul R.S. România: Studii şi Cercetǎri de Geologie, Geofizicǎ, Geografie, Seria Geofizicǎ, v. 17, p. 3-17.
6. Csontos, L., 1995, Tertiary tectonic evolution of the Intra-Carpathian area: Acta Vulcanologica, v. 7, p. 1-13.
7. Downes, H., Seghedi, I., Szakács, A., Dobosi, G., James, D. E., Vaselli, O., Rigby, I. J., Ingram, G. A., Rex, D., and Pécskay, Z., 1995, Petrology and geochemistry of late Tertiary/Quaternary mafic alkaline volcanism in Romania: Lithos, v. 35, p. 65-81.
8. Downes, H., and Vaselli, O., 1995, The lithospheric mantle beneath the Carpathian-Pannonian Region; a review of trace element and isotopic evidence from ultramafic xenoliths: Acta Vulcanologica, v. 7, p. 219-230.
9. Dumitrescu, I., and Sǎndulescu, M., 1968, Problèmes structuraux fondamentaux des Carpathes roumaines et de leur Avant-pays: Anuarul Comitetului Geologic, v. 36, p. 195-218.
10. Embey-Isztin, A., and Dobosi, G., 1995, Mantle source characteristics for Miocene-Pleistocene alkali basalts, Carpathian-Pannonian Region: A review of trace elements and isotopic composition: Acta Vulcanologica, v. 7, p. 155-166.
11. Falloon, T. J., and Green, D. H., 1988, Anhydrous partial melting of peridotite from 8 to 35 kb and the petrogenesis of MORB: Journal of Petrology, v. 29, p. 379-414.
12. Gîrbacea, R., 1997, The Pliocene to recent tectonic evolution of the Eastern Carpathians: Tübinger Geowissenschaftliche Arbeiten, v. 35, 136 p.
13. Lǎzǎrescu, V., Cornea, I., Rǎdulescu, F., and Popescu, M., 1983, Moho surface and recent crustal movements in Romania; geodynamic connections: Anuarul Institutului de Geologie şi Geofizicǎ, v. 63, p. 83-91.
14. Linzer, H.-G., 1996, Kinematics of retreating subduction along the Carpathian Arc, Romania: Geology, v. 24, p. 167-170.
15. Mǎldǎrescu, I., Atanasiu, M., and Şeclaman, M., 1983, Significations de la présence de certains nodules de péridotites dans les basaltes de Racoşul de Jos: Revue Roumaine de Géologie, Géophysique et Géographie, Serie de Géologie, v. 247, p. 9-14.
16. Mihǎilǎ, N., and Kreutzer, H., 1981, Contribuţii la cunoşterea cronologiei vulcanitelor bazaltice din Perşanii centrali si sudici: Terra, v. 4, p. 37-43.
17. Oncescu, M. C., 1984, Deep structure of the Vrancea region. Roumania, inferred from simultaneous inversion for hypocenters and 3-D velocity structure: Annales Geophysicae, v. 2, p. 23-27.
18. Peccerillo, A., and Taylor, S. R., 1976, Rare earth elements in the East Carpathian volcanic rocks: Earth and Planetary Science Letters, v. 32, p. 121-126.
19. Pécskay, Z., Edelstein, O., Seghedi, I., Szakács, A., Kovacs, M., Crihan, M., and Bernad, M., 1995, K-Ar datings of Neogene-Quaternary calc-alkaline volcanic rocks in Romania: Acta Vulcanologica, v. 7, p. 53-62.
20. Peltz, S., Vasiliu, C., and Bratosin, I., 1971, Petrologia rocilor bazaltice Plio-Cuaternare din România: Anuarul Institutului de Geologie şi Geofizicǎ, v. 39, p. 111-175.
21. Peltz, S., Seghedi, I., Grabari, G., and Popescu, G., 1987, Strontium isotope composition of the volcanic rocks from the Cǎlimani, Harghita, and Perşani Mountains: Dǎri de Seamǎ ale Şedinţelor Institutului de Geologie şi Geofizicǎ, v. 72-73, p. 309-321.
22. Rǎdulescu, D. P., Cornea, I., Sǎndulescu, M., Constantinescu, P., Rǎdulescu, F., and Pompilian, A., 1976, Structure de la croûte terrestre en Roumanie - essai d'interprétation des études seismiques profunds: Anuarul Institutului de Geologie şi Geofizicǎ, v. 50, p. 5-36.
23. Roure, F., Roca, E., and Sassi, W., 1993, The Neogene evolution of the outer Carpathian flysch units (Poland, Ukraine, and Romania); kinematics of a foreland/fold-and-thrust belt system: Sedimentary Geology, v. 86, p. 177-201.
24. Sanders, C., Huismans, R., and Bertotti, G., 1997, The East Carpathians: Deformation in a double vergent orogenic wedge: European Union of Geosciences EUG-9 Conference, Abstract Supplement No. 1: Terra Nova, v. 9, p. 154.
25. Seghedi, I., and Szakács, A., 1994, Upper Pliocene to Quaternary basaltic volcanism in the Perşani Mountains: Romanian Journal of Petrology, v. 76, p. 101-108.
26. Seghedi, I., Szakács, A., Udrescu, C., Stoian, M., and Grabari, G., 1986, Trace elements geochemistry of the South Harghita volcanics (East Carpathians): Calc-alkaline and shoshonitic associations: Dǎri de Seamǎ ale Institutului de Geologie şi Geofizicǎ, v. 72-73, p. 381-397.
27. Seghedi, I., Grabari, G., Ianc, R., Tǎnǎsescu, A., and Vâjdea, E., 1987, Rb, Sr, Th, U, K, distribution in the Neogene volcanics of the South Harghita Mountains: Dǎri de Seamǎ ale Institutului de Geologie şi Geofizicǎ, v. 70-71, p. 353-473.
28. Starostenko, V. I., and Kharitonov, O. M., 1996., East Carpathian-Pannonian connection according to geophysical data: Mitteilungen der Gesellscahft der Geologie und Bergbaustudenten in Österreich, v. 41, p. 134-135.
29. Ştefǎnescu, M., 1985, Geologic profile A-14: Bucharest, Geological Institute, scale 1:200 000.