Siliciclastic biolaminites indicative of widespread microbial mats in the Neoproterozoic Nama Group of Namibia

Journal of African Earth Sciences

Volumn 48, Issue 1, 2007, Pages 38-48

  Bouougri, El Hafid ^a   Porada, Hubertus ^b  

^a FACULTÉ DES SCIENCES SEMLALIA   (Morocco)

^b UNIVERSITY OF GÖTTINGEN   (Germany)

Author keywords

Nama Group; Namibia; Neoproterozoic; Siliciclastic biolaminites

Indexed keywords

ACCRETION; ARGILLITE; INTERTIDAL ENVIRONMENT; MICROBIAL MAT; PROTEROZOIC; SANDSTONE; SILICICLASTIC DEPOSIT; SILTSTONE; TIDAL CHANNEL;

AFRICA; NAMIBIA; SOUTHERN AFRICA; SUB-SAHARAN AFRICA;

EID: 34248576271     PISSN: 08995362     EISSN: 1464343X     Source Type: Journal    
DOI: 10.1016/j.jafrearsci.2007.03.004     Document Type: Article

References (42)

1. Aigner T., and Reineck H.E. Proximality trends in modern storm sands from the Helgoland Bight (North Sea) and their implications for basin analysis. Senckenbergiana Maritima 14 (1982) 183-215
2. Berner R.A. Sedimentary pyrite formation: an update. Geochimica et Cosmochimica Acta 48 (1984) 605-615
3. Black, M., 1933. The algal sediments of Andros Islands, Bahamas, Royal Society of London Philosophical Transactions, Serial B, pp. 165-192.
4. Bouougri E., and Porada H. Mat-related sedimentary structures in Neoproterozoic peritidal passive margin deposits of the West African Craton (Anti-Atlas, Morocco). Sedimentary Geology 153 (2002) 85-106
5. Burne R.V., and Moore L.S. Microbialites: organosedimentary deposits of benthic microbial communities. Palaios 2 (1987) 241-254
6. Canfield, D.E., Raiswell, R., 1991. Pyrite formation and fossil preservation. In: Allison, P.A., Briggs, D.E.G. (Eds.), Taphonomy: Releasing the Data Locked in the Fossil Record, Topics in Geobiology 9, pp. 337-387.
7. Crimes T.P., and Germs G.J.B. Trace fossils from the Nama Group (Precambrian-Cambrian) of Southwest Africa (Namibia). Journal of Paleontology 56 (1982) 890-907
8. Draganits E., and Noffke N. Siliciclastic stromatolites and other microbially induced sedimentary structures in an Early Devonian barrier-island environment (Muth Formation, NW Himalayas). Journal of Sedimentary Research 74 (2004) 191-202
9. Gehling J.G. Microbial mats in Terminal Proterozoic siliciclastics: Ediacaran death masks. Palaios 14 (1999) 40-57
10. Gerdes G., and Krumbein W.E. Biolaminated Deposits. In: Bhattacharya G.M., Friedmann G.M., Neugebauer H.J., and Seilacher A. (Eds). Lecture Notes in Earth Sciences 9 (1987), Springer-Verlag, Berlin 1-183
11. Gerdes G., Klenke Th., and Noffke N. Microbial signatures in peritidal siliciclastic sediments: A catalogue. Sedimentology 47 (2000) 279-308
12. Germs, G.J.B., 1972. The stratigraphy and paleontology of the lower Nama Group, South West Africa. Bull. Precambrian Res. Unit, Univ. Cape Town, 12, 250 pp.
13. Germs G.J.B. Implications of a sedimentary facies and depositional environmental analysis of the Nama Group in South West Africa/Namibia. Geological Society of South Africa, Special Publication 11 (1983) 89-114
14. Germs G.J.B. The Neoproterozoic of southwestern Africa, with emphesis on platform stratigraphy and paleontology. Precambrian Research 73 (1995) 137-151
15. Germs G.J.B., Knoll A.H., and Vidal G. Latest Proterozoic microfossils from the Nama Group, Namibia (South West Africa). Precambrian Research 32 (1986) 45-62
16. Gresse P.G., and Germs G.J.B. The Nama foreland basin: sedimentation, major unconformity bounded sequences and multisided active margin advance. Precambrian Research 63 (1993) 247-272
17. Grotzinger J.P., Bowring S.A., Saylor B.Z., and Kaufman A.J. New biostratigraphic and geochronologic constraints on early animal evolution. Science 270 (1995) 598-604
18. Grotzinger J.P., Watters W.A., and Knoll A.H. Calcified metazoans in thrombolite-stromatolite reefs of the Terminal Proterozoic Nama Group, Namibia. Paleogeology 26 (2000) 334-359
19. Hagadorn J.W., and Bottjer D.J. Wrinkle structures: Microbially mediated sedimentary structures common in subtidal siliciclastic settings at the Proterozoic-Phanerozoic transition. Geology 25 (1997) 1047-1050
20. Hagadorn J.W., and Bottjer D.J. Restriction of a late Neoproterozoic biotope: suspect-microbial structures and trace fossils at the Vendian-Cambrian transition. Palaios 14 (1999) 73-85
21. Häntzschel W., and Reineck H.-E. Fazies-Untersuchungen im Hettangium von Helmstedt (Niedersachsen). Mitteilungen des Geologischen Staatsinstituts Hamburg 37 (1968) 5-39
22. Häntzschel, W., 1975. Trace fossils and Problematica. In: Teichert, C. (Ed.). Treatise on Invertebrate Paleontology, Part W, 269 pp.
23. Kinsman, D.J.J. Park, R.K., 1976. Algal belt and coastal sabkha evolution, Trucial Coast, Persian Gulf. In: Walter, R.M. (Ed.), Stromatolites, Developments in Sedimentology 20, pp. 421-433.
24. Krumbein W.E., and Werner D. The microbial silica cycle. In: Krumbein W.E. (Ed). Microbial Geochemistry (1983), Blackwell, Oxford, U.K. 125-157
25. Martinsson A. Aspects of a Middle Cambrian thanatotope on Öland. Geologiska Föreningens i Stockholm Förhandlingar 87 (1965) 181-230
26. Noffke N., Gerdes G., Klenke T., and Krumbein W.E. Microbially induced sedimentary structures - a new category within the classification of primary sedimentary structures. Journal of Sedimentary Research 71 (2001) 649-656
27. Noffke N., Gerdes G., Klenke T., and Krumbein W. Microbially induced sedimentary structures indicating climatological, hydrological and depositional conditions within Recent and Pleistocene coastal facies zones (Southern Tunesia). Facies 44 (2001) 23-30
28. Noffke N., Knoll A.H., and Grotzinger J.P. Sedimentary controls on the formation and preservation of microbial mats in siliciclastic deposits: a case study from the Upper Neoproterozoic Nama Group, Namibia. Palaios 17 (2002) 533-544
29. Noffke N., Gerdes G., and Klenke T. Benthic cyanobacteria and their influence on the sedimentary dynamics of peritidal depositional systems (siliciclastic, evaporitic salty, and evaporitic carbonatic). Earth Sciences Review 62 (2003) 163-176
30. Noffke N., Hazen R., and Nhleko N. Earth's earliest microbial mats in a siliciclastic marine environment (2.9 Ga Mozaan Group, South Africa). Geology 31 (2003) 673-676
31. Park R.K. The preservation potential of some recent stromatolites. Sedimentology 24 (1977) 485-506
32. Pettijohn F.F., and Potter P.E. Atlas and Glossary of Primary Sedimentary Structures (1964), Springer-Verlag, Berlin
33. Pflüger F. Matground structures and redox facies. Palaios 14 (1999) 25-39
34. Porada H., and Löffler T. Microbial shrinkage cracks in siliciclastic rocks of the Neoproterozoic Nosib Group (Damara Supergroup) of central Namibia. Communications Geological Survey of Namibia 12 (2000) 63-72
35. Riding R. Classification of microbial carbonates. In: Riding R. (Ed). Calcareous Algae and Stromatolites (1991), Springer-Verlag, Berlin 21-51
36. Runnegar B., and Fedonkin M. Proterozoic metazoan body fossils. In: Schopf J., and Klein C. (Eds). The Proterozoic Biosphere, A Multidisciplinary Study (1992), Cambridge University Press 369-387
37. Saylor B.Z., Grotzinger J.P., and Germs G.J.B. Sequence stratigraphy and sedimentology of the Neoproterozoic Kuibis and Schwarzrand Subgroups (Nama Group), southwestern Namibia. Precambrian Research 73 (1995) 153-172
38. Saylor B.Z., Kaufman A.J., Grotzinger J.P., and Urban F. A composite reference section for Terminal Proterozoic strata of southern Namibia. Journal of Sedimentary Research 68 (1998) 1223-1235
39. Schieber J. Microbial mats in terrigenous clastics: The challenge of identification in the rock record. Palaios 14 (1999) 3-12
40. Schieber J. Microbial mats in the siliciclastic rock record: a summary of the diagnostic features. In: Eriksson P.G., Altermann W., Nelson D.R., Mueller W.U., and Catuneanu O. (Eds). The Precambrian Earth: Tempos and Events (2004), Elsevier, Amsterdam 663-673
41. Seilacher A. Biomat-related lifestyles in the Precambrian. Palaios 14 (1999) 86-93
42. Walcott C.D. Cambrian geology and palaeontology III No.2-Precambrian, Algonkian algal flora. Smithsonian Miscellaneous Collection 64 (1914) 77-156