Late-variscan magmatism revisited: New implications from Pb-evaporation zircon ages on the emplacement of redwitzites and granites in NE Bavaria

International Journal of Earth Sciences

Volumn 92, Issue 1, 2003, Pages 36-53

  Siebel, W ^a   Chen, F ^a   Satir, M ^a  

^a Institut für Geowissenschaften   (Germany)

Author keywords

Bohemian Massif; Geochronology; Granite; Pb evaporation; Titanite; Variscan orogen; Zircon

Indexed keywords

EMPLACEMENT; GEOCHRONOLOGY; GRANITOID; HERCYNIAN OROGENY; LEAD; MAGMATISM; PALEOZOIC; TITANITE;

BAVARIA; GERMANY; OBERPFALZ;

EID: 0037358271     PISSN: 14373254     EISSN: None     Source Type: Journal    
DOI: 10.1007/s00531-002-0305-8     Document Type: Article

References (69)

1. Abdullah N, Grauert B, Krohe A (1994) U-Pb- und Rb-Sr-Untersuchungen von Metagraniten der Mylonitzone von FloßAltenhammer und einer Probe des Leuchtenberger Granits. In: Abstr Vol 7th Coll German Continental Deep-Drilling Project (KTB), 2-3 June 1994, Giessen
2. Benisek A, Finger F (1993) Factors controlling the development of prism faces in granite zircons: a microprobe study. Contrib Mineral Petrol 114:441-451
3. Carl C, Wendt I (1993) Radiometrische Datierung der Fichtelgebirgsgranite. Z geol Wiss 21:49-72
4. Carl C, Wendt I, Wendt I (1989) U/Pb whole rock and mineral dating of the Falkenberg granite in northeast Bavaria. Earth Planet Sci Lett 94:236-244
5. Chen F, Hegner E, Todt W (2000) Zircon ages and Nd isotopic and chemical compositions of orthogneisses from the Black forest, Germany: evidence for a Cambrian magmatic arc. Int J Earth Sciences 88:791-802
6. Chen F, Siebel W, Satir M (2002a) Zircon U-Pb and Pb-isotope fractionation during stepwise HF-acid leaching and chronological implications. Chem Geol 191:155-164
7. Chen F, Siebel W, Satir M (2002b) Zircon geochronology and geochemistry of the Fürstenstein pluton, Bavarian Forest. Beih z Eur J Mineral 14:33
8. Chen F, Siebel W, Satir M. (2003) Geochemical and isotopic composition and inherited zircon ages as evidence for lower crustal origin of two Variscan S-type granites from the NW Bohemian Massif. Int J Earth Sci (in press) DO1 10.1007/s00531-003-0310-6
9. Cherniak DJ, Watson EB (2000) Pb diffusion in zircon. Chem Geol 172:5-24
10. Clarke DB (1992) Granitoid rocks. Chapman and Hall, London, Topics in Earth Sciences 7, pp 1-283
11. Cocherie A, Guerrot C, Rossi PH (1992) Single-zircon dating by step-wise Pb evaporation: comparison with other geochronological techniques applied to the Hercynian granites of Corsica, France. Chem Geol 101:131-141
12. Dougherty-Page JS, Bartlett JM (1999) New analytical procedures to increase the resolution of zircon geochronology by the evaporation technique. Chem Geol 153:227-240
13. Fischer G (1965) Über die modale Zusammensetzung der Eruptiva im ostbayerischen Kristallin. Geol Bavarica 55:7-33
14. Fischer G, Schreyer W, Troll G, Voll G, Hart SR (1968) Hornblendealter aus dem ostbayerischen Grundgebirge. N Jb Mineral Mh 1968:385-404
15. Freiberger R, Hecht L, Cuney M, Morteani G (2001) Secondary Ca-Al silicates in plutonic rocks: implications for their cooling history. Contrib Mineral Petrol 141:415-429
16. Friese K (1990) Pb-Isotopengeochemische Untersuchungen an Gesteinen und Mineralen der Oberpfalz und des Harzes. Dissertation, Universität Göttingen
17. Geisler T, Pidgeon RT (2001) Significance of radiation damage on the integral SEM cathodoluminescence intensity of zircon: an experimental annealing study. N Jb Mineral Mh 2001:433-445
18. Gerdes A, Wörner G, Finger F (2000) Hybrids, magma mixing and enriched mantle melts in post-collisional Variscan granitoids: the Rastenberg pluton, Austria. In: Franke W, Haak V, Oneken O, Tanner D (eds) Orogenic processes: quantification and modelling in the Variscan belt of Central Europe. Geol Soc Lond Spec Publ 179:415-431
19. Grauert B, Abdullah N, Glodny J, Krohe A (1996) "Widersprüche" in der geochronologischen Information für Tiefbohrung und Umfeld-Konsequenzen für die Aussagen zur tektonometamorphen Entwicklung. Poster 9th Coll German Continental Deep-Drilling Project (KTB), 20-21 June 1996, Giessen
20. Hanchar JM, Miller CF (1993) Zircon zonation patterns as revealed by cathodo luminescence and backscattered electron images: implications for interpretation of complex crustal histories. Chem Geol 110:1-13
21. Hecht L, Vigneresse JL, Morteani G (1997) Constraints on the origin of zonation of the granite complexes in the Fichtelgebirge (Germany and Czech Republic): evidence from a gravity and geochemical study. Geol Rundsch 86:S93-S109
22. Holl KP (1988) Isotopengeochemische Untersuchungen basischer und intermediärer Magmatite - Genese und Altersstellung redwitzitischer Gesteine Nordostbayerns. Dissertation, Universität Munich
23. Holl KP, von Drach V, Müller-Sohnius D, Köhler H (1989) Caledonian ages in Variscan rocks: Rb-Sr and Sm-Nd isotope variations in dioritic intrusives from the northwestern Bohemian Massif, West Germany. Tectonophysics 157:179-194
24. Jaffey AH, Flynn KF, Glendenin LE, Bentley WC, Essling AM (1971) Precision measurement of half-lives and specific activities of 235U and 238U. Phys Rev 4:1889-1906
25. Janoušek V, Rogers G, Bowes DR (1995) Sr-Nd isotopic constraints on the petrogenesis of the Central Bohemian pluton, Czech Republic. Geol Rundsch 84:520-534
26. Kalt A, Corfu F, Wijbrans J (2000) Time calibration of a P-T path from a Variscan high-temperature low-pressure metamorphic complex (Bayerische Wald, Germany), and the detection of inherited monazite. Contrib Mineral Petrol 138: 143-163
27. Klötzli US (1997) Single zircon evaporation thermal ionisation mass spectrometry: methods and procedures. Analyst 122: 1239-1248
28. Kober B (1986) Whole-grain evaporation for 207Pb/206Pb age investigations on single zircons using a double-filament thermal ion source. Contrib Mineral Petrol 93:481-490
29. Kober B (1987) Single-zircon evaporation combined with Pb+ emitter-bedding for 207Pb/206Pb-age investigations using thermal ion mass spectrometry, and implications to zirconology. Contrib Mineral Petrol 96:63-71
30. Köhler H (1970) Die Änderung der Zirkonmorphologie mit dem Differentiationsgrad eines Granits. N Jb Mineral Mh 1970:405-420
31. Köhler H, Hölzl S (1996) The age of the Leuchtenberg granite (NE Bavaria, Germany): a revision on account of new U-Pb zircon ages. N Jb Mineral Mh 1996:212-222
32. Köhler H, Müller-Sohnius D (1976) Ergänzende Rb-Sr-Altersbestimmungen an Mineral- und Gesamtgesteinsproben des Leuchtenberger Granits und des Flossenbürger Granits (NE-Bayern). N Jb Mineral Mh 1976:354-365
33. Köhler H, Müller-Sohnius D, Cammann K (1974) Rb-Sr-Altersbestimmungen an Mineral- und Gesamtgesteinsproben des Leuchtenberger und Flossenbürger Granits, NE Bayern. N Jb Mineral Abh 123:63-85
34. Köhler H, Propach G, Troll G (1989) Exkursion zur Geologie, Petrographie und Geochronologie des NE-bayerischen Grundgebirges. Ber Dt Mineral Ges 1(2):1-84
35. Kreuzer H, Seidel E, Schüssler U, Okrusch M, Lenz KL, Raschka H (1989) K-Ar geochronology of different tectonic units at the northwestern margin of the Bohemian Massif. Tectonophysics 157:149-178
36. Kreuzer H, Henjes-Kunst F, Seidel E, Schüssler U, Bühn B (1993) Ar-Ar spectra on minerals from KTB and related medium-pressure units. KTB Rep 93(2):133-136
37. Kröner A, Todt W (1988) Single zircon dating constraining the maximum age of the Barberton greenstone belt, southern Africa. J Geophys Res 93:15329-15337
38. Kröner A, Willner AP (1998) Time of formation and peak of Variscan HP-HT metamorphism of quartz-feldspar rocks in the central Erzgebirge, Saxony, Germany. Contrib Mineral Petrol 132:1-20
39. Ludwig K (1999) Isoplot/Ex, version 2.06: a geochronological tool-kit for Microsoft Excel. Berkeley Geochronol Center Spec Publ 1a:1-49
40. Madel J (1975) Geochemical structures in a multiple intrusion granite massif. N Jb Mineral Abh 124:103-127
41. Maier M, Stöckhert B (1992) Conditions of crystallization and deformation of the Falkenberg granite, eastern Bavaria, Germany. KTB Rep 92(4):277-286
42. Matthes S (1951) Die kontaktmetamorphe Überprägung basischer kristalliner Schiefer im Kontaktbereich des Steinwald-Granits nördlich von Erbendorf in der bayerischen Oberpfalz. N Jb Mineral Abh 82:1-92
43. Nasdala L, Wenzel M, Vavra G, Irmer G, Wenzel T, Kober B (2001) Metamictisation of natural zircon: accumulation versus thermal annealing of radioactivity-induced damage. Contrib Mineral Petrol 141:125-144
44. Pidgeon RT (1992) Recrystallization of oscillatory zoned zircon: some geochronological and petrological implications. Contrib Mineral Petrol 110:463-472
45. Poller U, Liebetrau V, Todt W (1997) U-Pb single-zircon dating under cathodoluminescence control (CLC-method): application to polymetamorphic orthogneisses. Chem Geol 139:287-297
46. Propach G, Baumann A, Schulz-Schmalschläger M, Grauert B (2000) Zircon and monazite U-Pb ages of Variscan granitoid rocks and gneisses in the Moldanubian zone of eastern Bavaria, Germany. N Jb Mineral Mh 2000:345-377
47. Pupin JP (1980) Zircon and granite petrology. Contrib Mineral Petrol 73:207-220
48. Richter P, Stettner G (1979) Geochemische und petrographische Untersuchungen der Fichtelgebirgsgranite. Geol Bavarica 18:1-127
49. Richter P, Stettner G (1987) Die Granite des Steinwaldes (Nordost-Bayern) - ihre petrographische und geochemische Differenzierung. Geol Jb D86:3-31
50. Scott DJ, St-Onge MR (1995) Constraints on Pb closure temperature in titanite based on rocks from the Ungava orogen, Canada: implications for U-Pb geochronology and P-T-t path determinations. Geology 23:1123-1125
51. Siebel W (1993) Der Leuchtenberger Granit und seine assoziierten magmatischen Gesteine: zeitliche und stoffliche Entwicklungsprozesse im Verlauf der Entstehung des Nordoberpfalz Plutons. Dissertation, Universität Heidelberg
52. Siebel W (1994) Inferences about magma mixing and thermal events from isotopic variations in redwitzites near the KTB site. KTB Rep 94(3):157-164
53. Siebel W (1995a) Constraints on Variscan granite emplacement in north-east Bavaria, Germany: further clues from a petrogenetic study of the Mitterteich granite. Geol Rundsch 84:384-398
54. Siebel W (1995b) Anticorrelated Rb-Sr and K-Ar age discordances, Leuchtenberg granite, NE Bavaria, Germany. Contrib Mineral Petrol 120:197-211
55. Siebel W, Höhndorf A, Wendt I (1995) Origin of late Variscan granitoids from NE Bavaria, Germany, exemplified by REE and Nd isotope systematics. Chem Geol 125:249-270
56. Siebel W, Trzebski R, Stettner G, Hecht L, Casten U, Höhndorf A, Müller P (1997) Granitoid magmatism of the NW Bohemian Massif revealed: gravity data, composition, age relations and phase concept. Geol Rundsch 86:S45-S63
57. Siebel W, Henjes-Kunst F, Rhede D (1998) High-temperature memory in calcic amphiboles and constraints on compositional control of their 40Ar/39Ar ages. Geology 26:31-34
58. Stacey JS, Kramers JD (1975) Approximation of terrestrial lead isotope evolution by a two stage model. Earth Planet Sci Lett 26:207-221
59. Taubald H (2000) 207Pb/206Pb zircon ages, geochemical and isotope (Sr, Nd, O) data from redwitzites in the Fichtelgebirge, NE-Bavaria. Münchener Geol Hefte A28:53-59
60. Troll G (1968) Gliederung der redwitzitischen Gesteine Bayerns nach Stoff- und Gefügemerkmalen. Teil I. Die Typlokalität von Marktredwitz in Oberfranken. Bayerische Akad Wiss Abh 133:1-86
61. Vavra G (1990) On the kinematics of zircons growth and its petrogenetic significance: a cathodoluminescence study. Contrib Mineral Petrol 106:90-99
62. Voll G (1960) Stoff, Bau und Alter in der Grenzzone Moldanubikum/ Saxothuringikum in Bayern unter besonderer Berücksichtigung gabbroider, amphibolitischer und kalksilikatführender Gesteine. Beih Geol Jb 42:1-182
63. Watson EB, Harrison TM (1983) Zircon saturation revisited: temperature and composition effects in a variety of crustal magma types. Earth Planet Sci Lett 64:295-304
64. Wendt I, Kreuzer H, Müller P, Schmid H (1986) Gesamtgesteinsund Mineraldatierungen des Falkenberger Granits. Geol Jb E34:5-66
65. Wendt I, Höhndorf A, Kreuzer H, Müller P, Stettner G (1988) Gesamtgesteins- und Mineraldatierungen der Steinwaldgranite (NE-Bayern). Geol Jb E42:167-194
66. Wendt I, Carl C, Kreuzer H, Müller P, Stettner G (1992) Ergänzende Messungen zum Friedenfelser Granit (Steinwald) und radiometrische Datierung der Ganggranite im Falkenberger Granit. Geol Jb A137:3-24
67. Wendt I, Ackermann H, Carl C, Kreuzer H, Müller P, Stettner G (1994) Rb/Sr-Gesamtgesteins- und K/Ar-Glimmerdatierungen der Granite von Flossenbürg und Bärnau. Geol Jb E51:3-29
68. Wiedenbeck M, Allé P, Corfu F, Griffin WL, Meier M, Oberli F, von Quadt A, Roddick JC, Spiegel W (1995) Three natural zircon standards for U-Th-Pb, Lu-Hf, trace element and REE analyses. Geostand Newslett 19:1-23
69. Willmann K (1920) Die Redwitzite, eine neue Gruppe von granitischen Lamprophyren. Z Dt geol Ges 71:1-33