Hydrocarbon provinces in the Swiss Southern Alps - A gas geochemistry and basin modelling study

Marine and Petroleum Geology

Volumn 14, Issue 1, 1997, Pages 3-25

  Greber, Emil ^a   Leu, Werner ^a   Bernoulli, Daniel ^b   Schumacher, Markus E ^c   Wyss, Roland ^d  

^a Geoform Geol Consult/Studs Ltd   (Switzerland)

^b GEOLOGICAL INSTITUTE   (Switzerland)

^c Geologisch Palaontologisches Institut Universitat Basel   (Switzerland)

^d NONE   (Switzerland)

Author keywords

Basin modelling; Gas geochemistry; Switzerland

Indexed keywords

GASES; GEOCHEMISTRY; GEOGRAPHICAL REGIONS; HYDROCARBONS; MATHEMATICAL MODELS;

GAS GEOCHEMISTRY; SWITZERLAND;

PETROLEUM GEOLOGY;

BASIN MODELLING; GAS GEOCHEMISTRY; HYDROCARBON POTENTIAL;

SWITZERLAND, ALPS;

EID: 0031077814     PISSN: 02648172     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0264-8172(96)00037-2     Document Type: Article

References (115)

1. Anelli, L., Mattavelli, L. and Pieri, M. (in press) Structural-stratigraphic evolution and petroleum systems of Italy. In: Structure and Prospects of Alpine Basins and Forelands (Ed. P. A. Ziegler and F. Horvàth), Musée National d'Histoire Naturelle, Paris
2. Arthaud, F. and Matte P. H. (1977) Late Paleozoic strike-slip faulting in southern Europe and northern Africa; results of a right-lateral shear zone between the Appalachians and the Urals Bull. geol. Soc. Am. 88, 1305-1320
3. Arthur, M. A. and Premoli Silva, I. (1982) Development of widespread organic carbon-rich strata in the Mediterranean Tethys. In: Nature and Origin of Cretaceous Carbon-Rich Facies (Eds S. O. Schlanger and M. B. Cita), Academic Press, London, 7-54
4. Barker, J. F. and Fritz, P. (1981) The occurrence and origin of methane in some groundwater flow systems Can. J. Earth Sci. 18, 1802-1816
5. Baum, M. G. and Schmitt, M. (1992) Stable isotope geochemistry sheds light on potential of basins in Southeast Turkey J. Oil & Gas Nov 2, 90-95
6. Baumgartner, P. O. (1987) Age and genesis of Tethyan Jurassic radiolarites Eclog. geol. Hev. 80, 831-879
7. Bernard, B. B., Brooks, J. M. and Sackett, W. M. (1976) Natural gas seepage in the Gulf of Mexico Earth Planet Sci. Lett. 31, 48-54
8. Bernasconi, S. M. (1991) Geochemical and microbial controls on dolomite formation and organic matter production/ preservation in anoxic environments: a case study from the Middle Triassic Grenzbitumenzone, Southern Alps (Ticino, Switzerland) Unpublished phD thesis, ETH Zurich 9432, 196 pp
9. Bernasconi, S. M. (1994) Geochemical and microbial controls on dolomite formation in anoxic environments: a case study from the Middle Triassic (Ticino, Switzerland). In: Contributions to Sedimentology 19 (Eds H. Füchtbauer, A. P. Lisitzyn, J. D. Milliman and E. Seibold), E. Schweizerbart'sche Verlagsbuchhandlung, Stuttgart, 109 pp
10. Bernasconi, S. and Riva, A. (1993) Organic geochemistry and depositional environment of a hydrocarbon source rock: the Middle Triassic Grenzbitumenzone Formation, Southern Alps, Italy/Switzerland. In: Generation, Accumulation and Production of Europe's Hydrocarbons III (Ed. A. M. Spencer), Spec. Publs. Europ. Assoc. Petrol. Geoscientists 3, 179-190
11. Berner, U. (1989) Entwicklung und Anwendung empirischer Modelle für die Kohlenstoffisotopenvariationen in Mischungen thermogener Erdgase Unpublished phD thesis, Technische Universität Clausthal, 160 pp
12. Bernoulli, D. (1964) Zur Geologie des Monte Generoso (Lombardische Alpen) Beitr. Geol. Karte Schweiz N.F. 118, 134 pp
13. Bernoulli, D. and Winkler, W. (1990) Heavy mineral assemblages from Upper Cretaceous South- and Austroalpine flysch sequences (Northern Italy and Southern Switzerland): source terrains and palaeotectonic implications Eclog. geol. Helv. 83, 287-310
14. Bernoulli, D., Govi, M., Graeter, P., Lehner, P., Reinhard, M. and Spicher, A. (1976) Geologischer Atlas der Schweiz 1:25.000, No. 1353 Lugano, Schweiz. Geol. Komm
15. Bernoulli, D., Bertotti, G. and Zingg, A. (1989) Northward thrusting of the Gonfolite Lombarda ('South-Alpine Molasse') onto the Mesozoic sequence of the Lombardian Alps: implications for the deformation history of the Southern Alps Eclog. geol. Helv. 82, 841-856
16. Bernoulli, D., Bertotti, G. and Froitzheim, N. (1990) Mesozoic faults and associated sediments in the Austroalpine-South Alpine passive continental margin Mem. geol. Soc. It. 45, 25-38
17. Bersezio, R., Fornaciari, M., Gelati, R., Napolitano, A. and Valdisturlo, A. (1993) The significance of the Upper Cretaceous to Miocene clastic wedges in the deformation history of the Lombardian Southern Alps Geol. Alpine 69, 3-20
18. Bertotti, G. (1991) Early Mesozoic extension and Alpine tectonics in the western Southern Alps: The geology of the area between Lugano and Menaggio (Lombardy, Northern Italy) Mem. Sci. Geol. (Padova) 43, 17-123
19. Bertotti, G. and ter Voorde, M. (1994) Thermal effects of normal faulting during rifted basin formation, 2. The Lugano-Val Grande normal fault and the role of pre-existing thermal anomalies Tectonophysics 240, 145-157
20. Bertotti, G., Picotti, V., Bernoulli, D. and Castellarin, A. (1993) From rifting to drifting: Tectonic evolution of the South-Alpine upper crust from the Triassic to the Early Cretaceous Sediment. Geol. 86, 53-76
21. Bichsel, M. and Häring M. O. (1981) Facies evolution of Late Cretaceous Flysch in Lombardy Eclog. geol. Helv. 74, 383-420
22. Bitterli, P. (1965) Bituminous intercalations in the Cretaceous of the Breggia River, S. Switzerland Bull. Ver. Schweiz. Petrol. Geol. u. Ing. 31, 179-185
23. Bitterli-Brunner, P. (1985) Die bituminösen 'Kohlen' der Trias von San Evasio bei Arogno (Kanton Tessin) Bull. Ver. Schweiz. Petrol. Geol. u. Ing. 51, 67-69
24. Bjøroy, M. and Løberg, R. (1993) Surface geochemical studies in the Norwegian Barents Sea: comparison with drilling results. In: Generation, Accumulation and Production of Europe's Hydrocarbons III (Ed. A. M. Spencer), Spec. Publ. Europ. Assoc. Petrol. Geoscientists 3, 99-109
25. Blundell, D., Freeman, R. and Mueller, S. (1992) A continent revealed. The European Geotraverse, Cambridge University Press, 275 pp
26. Brack, P. (1981) Structures in the southwestern border of the Adamello intrusion Schweiz. Mineral. Petrogr. Mitt. 61, 37-50
27. Brusca, C., Gaetani, M., Jadoul, F. and Viel, G. (1981) Paleogeografia ladinico-carnica e metallogenesi del Sudalpino Mem. geol. Soc. It. 22, 65-82
28. Burchell, M. T., Stefani, M. and Masetti, D. (1990) Cyclic sedimentation in the Southern Alpine Rhaetic: the importance of climate and eustasy in controlling platform-basin interactions Sedimentology 37, 795-815
29. Burke, R. A., Jr (1992) Factors responsible for variations in stable isotope ratios of microbial methane from shallow aquatic sediments. In: Bacterial Gas (Ed. R. Vially), Editions Technip, Paris, 47-62
30. Cassinis, G., Mattavelli, L. and Morelli, G. L. (1978) Studio petrografico e mineralogico della Formazione di Collio nel Permiano inferiore dell'alta Val Trompia Mem. Sci. Geol. (Padova) 32, 1-13
31. Ciarapica, G., Cirilli, S., D'Argenio, B., Marsella, E., Passeri, L. and Zaninetti, L. (1986) Late Triassic open and euxinic basins in Italy Rend. Soc. Geol. It. 9, 157-166
32. Coleman, D. D., Risatti, J. B. and Schoell, M. (1981) Fractionation of carbon and hydrogen isotopes by methane-oxidizing bacteria Geochim. cosmochim. Acta 45, 1033-1037
33. Costa, S. and Rey, P. (1995) Lower crustal rejuvenation and growth during post-thickening collapse: Insights from a crustal cross section through a Variscan metamorphic core complex Geology 23, 905-908
34. Crespi, R., Liborio, G. and Mottana, A. (1982) On a widespread occurrence of stilpnomelane to the South of the Insubric line, Central Alps, Italy Neues Jb. Miner. Mh. 1982, 265-271
35. Deconinck, J.-F. and Bernoulli, D. (1991) Clay mineral assemblages of Mesozoic pelagic and flysch sediments of the Lombardian Basin (Southern Alps): implications for palaeotectonics, palaeoclimate and diagenesis Geol. Rdsch. 80, 1-17
36. Del Moro, A., Pardini, G., Quercioli, C., Villa I. M. and Callegari, E. (1983) Rb/Sr and K/Ar chronology of Adamello granitoids. Southern Alps Mem. geol. Soc. It. 26, 285-299
37. Doglioni, C. (1987) Tectonics of the Dolomites (Southern Alps, Northern Italy) J. Struct. Geol. 9, 181-193
38. Doglioni, C. and Bosellini, A. (1987) Eoalpine and mesoalpine tectonics in the Southern Alps Geol. Rdsch. 76, 735-754
39. Dunoyer de Segonzac, G. and Bernoulli, D. (1976) Diagenèse et métamorphisme des argiles dans le Rhétien Sud-alpin et Austro-alpin (Lombardie et Grisons) Bull. Soc. geol. Fr., 7 Ser. 18, 1283-1293
40. El Tahlawi, M. R. (1965) Geologie und Petrographie des nordöstlichen Comerseegebietes (Provinz Como. Italien). Mitt. Geol. Inst. Eidg. Techn. Hochsch. Univ. Zürich N.F. 27, 199 pp
41. England, W. A. (1994) Secondary migration and accumulation of hydrocarbons. In: The Petroleum System - From Source to Trap (Eds L. B. Magoon and W. G. Dow), Am. Assoc. Petrol. Geol. Mem. 60, 211-217
42. Errico, G., Groppi, G., Savelli, S. and Vaghi, G. C. (1980) Malossa field: a deep discovery in the Po Valley, Italy. In: Giant Oil and Gas Fields of the Decade 1968-1978, (Ed. M. Halbouty), Am. Assoc. Petrol. Geol. Mem. 30, 525-538
43. Faber, E. (1987) Zur Isotopengeochemie gasförmiger Kohlenwasserstoffe Erdöl Erdgas Kohle 103, 210-218
44. Faber, E. and Stahl, W. (1984) Geochemical surface exploration for hydrocarbons in North Sea Bull. Am. Ass. Petrol. Geol. 68, 363-386
45. Faber, E., Stahl, W. J., Whiticar, M. J., Lietz, J. and Brooks, J. M. (1990) Thermal hydrocarbons in Gulf coast sediments. In: Proceedings of the Ninth Annual Research Conference, Society of Economic Palaeontologists and Mineralogists Foundation, Gulf Coast Section, December 4-7
46. Faber, E., Stahl, W. J. and Whiticar, M. J. (1992) Distinction of bacterial and thermogenic hydrocarbon gases. In: Bacterial Gas (Ed. R. Vially), Editions Technip, Paris, 63-73
47. Farabegoli, E. and De Zanche, V. (1984) A revision of the Anisian stratigraphy in the Western Southern Alps west of Lake Como Mem. Sci. Geol. (Padova) 36, 391-401
48. Falvey, D. A. and Middleton, M. F. (1981) Passive continental margins: evidence for a pre-breakup deep crustal metamorphic subsidence mechanism Oceanol. Acta, Proceedings 26th International Geological Congress, Geology of continental margins symposium, Paris, 7-17 July, 1980, 103-114
49. Felber, M., Bini, A., Heitzmann, P. and Frei, W. (1994) Evidenze sismiche di valli sepolte nel Mendrisiotto e nel Piano di Magadino (Ticino, Svizzera). In: Proceedings of Symposium 'CROP - Alpi Centrali', Sondrio 20-22 October 1993 (Eds A. Montrasio and E. Sciesa), Quaderni di Geodinamica Alpina e Quaternaria 2, 103-133
50. Frauenfelder, A. (1916) Beiträge zur Geologie der Tessiner Kalkalpen Eclog. geol. Helv. 14, 241-367
51. Gebauer, D. (1993) The pre-Alpine evolution of the continental crust of the central Alps-an overview. In: Pre-Mesozoic Geology in the Alps (Eds J. F. Raumer and F. Neubauer), Springer-Verlag, Berlin, 567-583
52. Gelati, R., Napolitano, A. and Valdisturlo, A. (1988) La 'Gonfolite Lombarda'. Stratigrafia e significato nella evoluzione oligomiocenica del margine sudalpino Riv. It. Paleont. Stratigr. 94, 285-332
53. Gianotti, R. and Tannoia, G. (1988) Elements per una revisione stratigrafico-paleontologica del Trias medio superiore della regione compresa tra il Lario e il Ceresio Atti Tic Sci. Terra 31, 434-445
54. 2-rich palaeowaters in a seismically active zone (Kuzuluk/Adapazari, Northwestern Turkey) Geothermics 23, 151-174
55. Greber, E. and Wyss, R. (1994) Origin and evolution of the Lago Maggiore gas seeps revealed by geochemical techniques Bull. Swiss. Assoc. Petrol. Geol. Eng. 61, 21-47
56. Gübeli, O., Dorta-Schaeppi, Y. (1950) Die Neuanalyse schweizerischer Mineralwässer Mitteilungen aus dem Gebiete der Lebensmitteluntersuchung und Hygiene 41, 272-337
57. Gunzenhauser, B. A. (1985) Zur Sedimentologie und Paläogeographie der Oligo-Miocaenen Gonfolite Lombarda zwischen Lago Maggiore und der Brianza Beitr. Geol. Karte Schweiz, N.F. 159, 114 pp
58. Handy, M. R. and Zingg, A. (1991) The tectonic and rheological evolution of an attenuated cross section of the continental crust: Ivrea crustal section, southern Alps, northwestern Italy and southern Switzerland Bull. geol. Soc. Am. 103, 236-253
59. Haq, B. U., Hardenbol, J. and Vail, P. R. (1988) Mesozoic and Cenozoic chronostratigraphy and cycles of sea-level change. In: Sea-level Changes: A Integrated Approach (Eds Ch. K. Wilgus, B. S. Hastings, Ch. G. St. C. Kendall, H. W. Posamentier, Ch. A. Ross and J. C. Wagoner Van), Spec. Publ. Soc. econ. Palaeont. Miner. 42, 71-108
60. IAEA International Atomic Energy Agency (1981) Stable isotope hydrology, deuterium and oxygen-18 in the water cycle Techn. Inform. Ser. 210, 339 pp
61. IAEA International Atomic Energy Agency (1983) Isotope techniques in the hydrogeological assessment of potential sites for the disposal of high-level radioactive wastes. Techn. Inform. Ser. 228, 102-119
62. Jäckli, H. (1970) Kriterien zur Klassifikation von Grundwasservorkommen Eclog. geol. Helv. 63, 389-434
63. Jadoul, F. (1985) Stratigrafia e paleogeografia del Norico superiore delle Prealpi bergamasche occidentali Riv. It. Paleont. Stratigr. 91, 479-512
64. Jadoul, F. and Rossi, P. M. (1982) Evoluzione paleogeografico-strutturale e vulcanismo triassico nella Lombardia centro-occidentale. In: Guida alla geologia del sudalpino centro-occidentale (Eds A. Castellarin and G.B. Vai), Guida Reg. Soc. Geol. It., Roma, 143-155
65. Jenkyns H. C. (1988) The Early Toarcian (Jurassic) event: stratigraphic, sedimentary and geochemical evidence Am. J. Sci. 288, 101-151
66. Jessop, A. M. (1990) Thermal geophysics. Developments in Solid Earth Geophysics 17, 306 pp
67. Jongmans, W. J. (1960) Die Karbonflora der Schweiz Beitr. Geol. Karte Schweiz N.F. 108, 97 pp
68. Kälin, O. and Trümpy D. M. (1977) Sedimentation und Paläotektonik in den westlichen Südalpen: Zur triasisch-jurassischen Geschichte des Monte Nudo-Beckens Eclog. geol. Helv. 70, 295-350
69. Kopp, J. (1953) Die Kohlenwasserstoff-Vorkommen des Sottoceneri Bull. Ver. Schweiz. Petrol. Geol. u. Ing. 20, 13-17
70. Kopp, J. (1955) Erdgas und Erdöl in der Schweiz, Räber Verlag, Luzern, 68 pp
71. Laubscher, H. P. (1985) Large-scale, thin skinned thrusting in the southern Alps: Kinematic models Bull. geol. Soc. Am. 96, 710-718
72. Laubscher, H. (1991) The arc of the Western Alps today Eclog. geol. Helv. 84, 631-659
73. Laubscher, H. (1994) Deep structure of the Central Alps in the light of recent seismic data Geol. Rdsch. 83, 237-248
74. Laubscher, H., Biella G. C., Cassinis, R., Lozej, A., Scarascia, S. and Tabacco, I. (1992) The collisional knot in Liguria Geol. Rdsch. 81, 275-289
75. Longo, V. (1968) Geologie und Stratigraphie des Gebietes zwischen Chiasso und Varese Unpublished phD thesis, Univ. Zurich, 181 pp
76. Masetti, D., Stefani, M. and Burchell, M. T. (1989) Asymmetric cycles in the Rhaetic facies of Southern Alps: platform-basin interactions governed by eustatic and climatic oscillations Riv. It. Paleont. Stratigr. 94, 401-424
77. Mattavelli, L. and Novelli, L (1987) Origin of Po Basin hydrocarbons Mém. geol. Soc. Fr. 151, 97-106
78. Mattavelli, L. and Novelli, L. (1990) Geochemistry and habitat of the oils in Italy Bull. Am. Ass. Petrol. Geol. 74, 1623-1639
79. Mattavelli, L., Ricchiuto, T., Grignani, D. and Schoell, M. (1983) Geochemistry and habitat of natural gases in Po basin, Northern Italy Bull. Am. Ass. Petrol. Geol. 67, 2239-2254
80. Mattavelli, L., Pieri, M. and Groppi, G. (1993) Petroleum exploration in Italy: a review Mar. Petrol. Geol. 10, 410-425
81. Novelli, L., Chiaramonte, M. A., Mattavelli, L., Pizzi, G., Sartori, L. and Scotti, P. (1987) Oil habitat in the northwestern Po basin. In: Migration of Hydrocarbons in Sedimentary Basins (Ed. B. Doligez), Editions Technip, Paris, 27-57
82. Pieri, M. and Groppi, G. (1981) Subsurface geological structure of the Po Plain. Progetto Finalizzato Geodinamico/Sottoprogetto 'Modello Strutturale' Publ. Cons. Naz. Ric. 414, 1-13
83. Pieri, M. and Mattavelli, L. (1986) Geologic framework of Italian petroleum resources Bull. Am. Ass. Petrol. Geol. 70, 103-130
84. Reinhard, M. and Bernoulli, D. (1964) Erläuterungen zu Geol. Atlas der Schweiz: BI. 1333 Tesserete Schweiz. Geol. Komm., 53 pp
85. Repossi, E. (1914) I filoni pegmatitici di Olgiasca, Rinvenimento in essi di minerali di uranio Atti Soc. It. Sci. Nat. Mus. Civ. Milano 52, 487-513
86. Rickenbach, E. (1947) Vorkommen von bituminösen Schiefern. In: Erdölgeologische Untersuchungen in der Schweiz I. Teil, Beitr. Geol. Schweiz, Geotechn. Serie 26, 44-72
87. Riva, A., Salvatori, T., Cavaliere, R., Ricchiuto, T. and Novelli, L. (1986) Origin of oils in Po Basin, Northern Italy Org. Geochem. 10, 391-400
88. Sanders C. A. E., Bertotti, G., Tommasini, S., Davies, G. R. and Wijbrans, J. R. (1996) Triassic pegmatites in the Mesozoic middle crust of the Southern Alps (Italy): fluid inclusions, radiometric dating and tectonic implications Eclog. geol. Helv. 89, 505-525
89. Schmid S. M., Zingg, A. and Handy, M. (1987) The kinematics of movements along the Insubric line and the emplacement of the Ivrea zone Tectonophysics 135, 47-66
90. Schmid, S. (1993) Ivrea zone and adjacent Southern Alpine basement. In: Pre-Mesozoic Geology in the Alps (Eds J. F. von Raumer and F. Neubauer), Springer-Verlag, Berlin, 567-583
91. Schmid, S. M., Aebli, H. R., Heller, F. and Zingg, A. (1989) The role of the Periadriatic Line in the tectonic evolution of the Alps. In: Alpine Tectonics (Eds M. P. Coward, D. Dietrich and R. G. Park), Spec. Publ. geol. Soc. Lond. 45, 153-171
92. Schoell, M. (1980) The hydrogen and carbon isotopic composition of methane from natural gases of various origins Geochim. cosmochim. Acta 44, 649-661
93. Schönborn, G. (1992) Alpine tectonics and kinematic models of the central Southern Alps Mem. Sci. Geol. (Padova) 44, 229-293
94. Schumacher, M. E. (in press) Geological interpretation of the seismic profiles through the Southern Alps. In: Deep Structure of the Swiss Alps - Results from the National Research Program 20 (NRP 20) (Eds O. A. Pfiffner, P. Lehner, P. Heitzmann, St. Mueller and A. Steck), Birkhäuser, Basel
95. Schumacher, M. E. and Laubscher, H. P. (in press) 3D crustal architecture of the Alps-Apennines join - a new view on seismic data. Tectonophysics
96. Schumacher, M. E., Schönborn, G., Bernoulli, D. and Laubscher H. (in press) Rifting and collision in the Southern Alps. In: Deep Structure of the Swiss Alps - Results from the National Research Program 20 (NRP 20) (Eds O. A. Pfiffner, P. Lehner, P. Heitzmann, St. Mueller and A. Steck), Birkhäuser, Basel
97. Senn, A. (1924) Beiträge zur Geologie des Alpensüdrandes zwischen Mendrisio und Varese Eclog. geol. Helv. 18, 550-636
98. Stadler, G., Teichmüller, M. and Teichmüller, R. (1976) Zur geothermischen Geschichte des Karbons von Manno bei Lugano und des 'Karbons' von Falletti (Sesia-Zone der Westalpen) Neues Jb. Geol. Paläont. Abh. 152, 177-198
99. Stefani, M. and Burchell, M. (1990) Upper Triassic (Rhaetic) argillaceous sequences in Northern Italy: depositional dynamics and source potential. In: Deposition of Organic Facies (Ed. A. Y. Hue), Am. Ass. Petrol. Geol. Stud. Geol. 30, 93-106
100. Stefani, M. and Burchell, M. T. (1993) A review of the Upper Triassic source rocks of Italy. In: Generation, Accumulation and Production of Europe's Hydrocarbons III (Ed. A. M. Spencer), Spec. Publ. Europ. Assoc. Petrol. Geoscientists 3, 169-178
101. Théry, J.-M., Cros, P. and Bouroullec, J. (1989) Relations entre environnement et sédimentologie de la matière organique: le Trias du nord de l'Italie Bull. Centres Rech. Explor.-Prod. Elf-Aquitaine 13, 23-33
102. Thompson, K. F. M. (1979) Light hydrocarbons in subsurface sediments Geochim. cosmochim. Acta 43, 657-672
103. Tissot, B. P. and Weite, D. H. (1984) Petroleum Formation and Occurrence, 2nd edn, Springer, 699 pp
104. Toth, J. (1980) Cross-formational gravity-flow of groundwater: A mechanism of the transport and accumulation of petroleum (the generalized hydraulic theory of petroleum migration) In: Problems of Petroleum Migration (Ed. H. D. Hedberg), Am. Assoc. Petrol. Geol. Stud. Geol. 10, 121-167
105. Waples, D. W., Kamata, H. and Suizu, M. (1992) The art of maturity modeling. Part 1: finding a satisfactory geologic model Bull. Am. Ass. Petrol. Geol. 76, 31-46
106. Waples, D. W., Suizu, M. and Kamata, H. (1992) The art of maturity modeling. Part 2: alternative models and sensitivity analysis Bull. Am. Ass. Petrol. Geol. 76, 47-66
107. Weissert, H. J. and Bernoulli, D. (1985) A transform margin in the Mesozoic Tethys: evidence from the Swiss Alps Geol. Rdsch. 74, 665-679
108. Weissert, H., McKenzie, J. and Hochuli, P. (1978) Cyclic anoxic events in the Early Cretaceous Tethys ocean Geology 7, 147-151
109. Whiticar, M. J. (1994) Correlation of natural gases with their sources. In: The Petroleum System - From Source to Trap (Eds L. B. Magoon and W. G. Dow), Mem. Am. Assoc. Petrol. Geol. 60, 261-283
110. Whiticar, M. J. and Faber, E. (1986) Methane oxidation in sediment and water column environments - Isotope evidence Org. Geochem. 10, 759-768
111. 2 reduction vs. acetate fermentation - isotope evidence Geochim. cosmochim. Acta 50, 693-709
112. Wiedenmayer, F. (1963) Obere Trias bis mittlerer Lias zwischen Saltrio und Tremona (Lombardische Alpen). Die Wechselbeziehungen zwischen Stratigraphie, Sedimentologie und syngenetischer Tektonik Eclog. geol. Helv. 56, 529-640
113. Williamson, M. A. (1995) Overpressures and hydrocarbon generation in the Sable sub-basin, offshore Nova Scotia Basin Res. 7, 21-34
114. Winterer, E. L. and Bosellini, A. (1981) Subsidence and sedimentation on Jurassic passive continental margin. Southern Alps, Italy Bull. Am. Ass. Petrol. Geol. 65, 394-421
115. Zingg, A. (1983) The Ivrea and Strona-Ceneri zones (Southern Alps, Ticino and N-Italy) - a review Schweiz. miner. petrogr. Mitt. 63, 361-392