THE REMAINS OF ROCK GLACIERS IN BOTTELNEK, EAST CAPE DRAKENSBERG, SOUTH AFRICA

REFERENCES

• Barsch , D. 1977 . Nature and importance of mass-wasting by rock glaciers in alpine permafrost environments . Earth Surf. Process. , 2 : 231 – 245 .
   Web of Science ®Google Scholar
• Barsch , D. 1978 . Rock glaciers as indicators for discontinuous alpine permafrost: an example from the Swiss Alps . Proceedings of the Third International Conference on Permafrost , : 349 – 352 . Edmonton, 1
   Google Scholar
• Barsch , D. 1988 . “ Rock glaciers. ” . In Advances in Periglacial Geomorphology Edited by: Clark , M. J. 69 – 90 . Chichester : Wiley .
   Google Scholar
• Beukes , N. J. 1970 . “ Stratigraphy and sedimentology of Cave Sandstone Stage, Karoo System. ” . In Proceedings of the 2nd I.U.G.S. Symposium on Gondwana Stratigraphy and Palaeontology Edited by: Haughton , S. H. 321 – 341 . Pretoria : C.S.I.R. .
   Google Scholar
• Broecker , W. S. and Denton , G. H. 1989 . The role of ocean-atmospher re- organisations in glacial cycles . Geochim. Cosmochim. Acta , 53 : 2465 – 2501 .
   Web of Science ®Google Scholar
• Calkin , P. E. , Haworth , L. A. and Eilis , J. M. 1987 . “ Rock glaciers of central Brooks Range, Alaska, U.S.A. ” . In Rock glaciers Edited by: Giardino , J. R. , Shroder , J. F. Jr. and Vitek , J. D. 65 – 82 . Boston : Allen and Unwin .
   Google Scholar
• Capps , S. R. 1910 . Rock glaciers in Alaska . J. Geol. , 18 : 359 – 375 .
   Google Scholar
• Carter , P. L. and Vogel , J. C. 1977 . The dating of industrial assemblages from stratified sites in eastern Lesotho . Man (N.S.) , 9 : 557 – 570 .
   Google Scholar
• Chappell , J. 1991 . Late Quaternary environmental changes in Eastern and Central Australia, and their climatic interpretation . Quat. Sci. Rev. , 10 : 377 – 390 .
   Web of Science ®Google Scholar
• Coetzee , J. A. 1967 . Pollen analytical studies in East and Southern Africa . Palaeoecology of Africa , 3 : 146
   Google Scholar
• Colhoun , E. A. and Fitzsimmons , S. J. 1990 . Late Cainozoic glaciation in western Tasmania, Australia . Quat. Sci. Rev. , 9 : 199 – 216 .
   Web of Science ®Google Scholar
• Corte , A. E. 1976 . Rock glaciers . Biuletyn Peryglacjalny , 26 : 175 – 197 .
   Google Scholar
• Corte , A. E. 1987 . “ Rock glacier taxonomy. ” . In Rock glaciers Edited by: Giardino , J. R. , Shroder , J. F. Jr. and Vitek , J. D. 27 – 39 . Boston : Allen and Unwin .
   Google Scholar
• Corte , A. E. and Trombotto , D. 1984 . Quartz grain surface textures in laboratory experiments and in field conditions of rock glaciers . Microscopia Electronica y Biologia Celular , 8 : 71 – 80 .
   Google Scholar
• Culver , S. J. , Bull , P. A. , Campbell , S. , Shakesby , R. A. and Whalley , W. B. 1983 . Environmental discrimination based on quartz grain surface textures: a statistical investigation . Sedimentology , 30 : 129 – 136 .
   Web of Science ®Google Scholar
• De Jong , M. G. G. and Kwadijk , J. K. 1988 . Fossil rock glaciers in central Vorarlberg, Austria . Arc. Alp. Res. , 20 : 86 – 96 .
   Google Scholar
• Domaradzki , J. 1951 . Blockströme im Kanton Graubünden . Ergebnisse der wissenschaftlichen Untersuchungen im Schweizerland Nationalpark , 3 : 177 – 235 .
   Google Scholar
• Embleton , C. and King , C. A. M. 1975 . Periglacial geomorphology 121 – 124 . London : Arnold .
   Google Scholar
• Evin , M. 1987 . “ Lithology and fracturing control of rock glaciers in southwestern Alps of France and Italy. ” . In Rock glaciers Edited by: Giardino , J. R. , Schroder , J. F. Jr. and Vitek , J. D. 83 – 106 . Boston : Allen and Unwin. .
   Google Scholar
• Evin , M. 1988 . Repartition, morphologie et structure interne des glaciers rockeux des Alpes du Sud en fonction de la lithologie et de la fracturation . Morphodynamique en haute montagne Alps-Andes, Bulletin du Centre de Geomorphologie du Cnrs , 34 : 137 – 158 .
   Google Scholar
• Fitzpatrick , R. W. 1978 . Periglacial soils with fossil permafrost horizons in southern Africa . Ann. Natl. Mus. , 23 : 475 – 484 .
   Google Scholar
• Francou , B. , Federmeyer , L. , Kuang-Yi , Liang and Yaning , Chen . 1990 . Explorations geomorphologiques dans l'ouest des Kun Lun (Xinjiang), Chine . Rapp. Sci. Tech. , 5 : 91 Caen
   Google Scholar
• Galehouse , J. S. 1971 . “ Sedimentation analysis. ” . In Procedures in sedimentary petrology Edited by: Carver , R. E. 69 – 88 . New York : Wiley-Interscience. .
   Google Scholar
• Gorbunov , A. P. 1979 . Kamennye gletchery Zailiiskogo Alatau . Kriogennye yavleniya Kazakhstanai Scrednei Azii. , : 5 – 34 .
   Google Scholar
• Gorbunov , A. P. 1988 . Kamennye ledniki 112 Novosibirsk : Nauka .
   Google Scholar
• Gorbunov , A. P. and Titkov , S. N. 1989 . Kamennye gletcheri gar Srednei Azii Yakutsk, Akademiya nauk SSSR Siberskoe otdelenie. 164
   Google Scholar
• Haeberli , W. 1973 . Die Basis Temperatur der winterlichen Schneedecke als möglicher Indikator für die Verbreitung von Permafrost in den Alpen . Zeitschrift für Gletscherkunde und Glazialgeologie , 9 : 221 – 227 .
   Google Scholar
• Haeberli , W. 1975 . Untersuchungen zur Verbreitung von Permafrost zwischen Flüelapass und Piz Grialetsch (Graubünden) . Mitteilungen der Versuchanstalt für Wasserbau, Hydrologie und Glaziologie , 17 : 221
   Google Scholar
• Haeberli , W. 1985 . Creep of mountain permafrost: internal structure and flow of Alpine rock glaciers . Mitteilungen der Versuchsanstalt für Wasserbau. Hydrologie und Glaziologie , 77 : 142
   Google Scholar
• Haeberli , W. , ed. 1990 . Pilot analyses of permafrost cores from the active rock glacier Murtel I, Piz Corratsch, eastern Swiss Alps Workshop Report 9, Zürich, ETH. 38
   Google Scholar
• Hanvey , P. M. 1990 . “ Stillorgan. ” . In Field guide to geocryological features in the Drakensberg , UNESCO/IGCP Project Number 297 Edited by: Hanvey , P. M. 39 – 40 . Grahamstown : Organizing Committee .
   Google Scholar
• Hanvey , P. M. and Lewis , C. A. 1990 . A preliminary report on the age and significance of Quaternary lacustrine deposits at Birnam, north-east Cape Province, South Africa . S. Afr. J. Sci. , 86 : 271 – 273 .
   Web of Science ®Google Scholar
• Hanvey , P. M. and Lewis , C. A. 1991 . Sedimentology and genesis of slope deposits at Sonskyn, Eastern Cape Drakensberg, South Africa . Permafrost and Periglacial Processes , 2 : 31 – 38 .
   Google Scholar
• Hanvey , P. M. , Lewis , C. A. and Lewis , G. E. 1986 . Periglacial slope deposits in Carlisle's Hoek, near Rhodes, eastern Cape Province . S. Afr. Geog. J. , 68 : 164 – 174 .
   Google Scholar
• Hassinger , J. M. and Mayewski , P. A. 1983 . Morphology and dynamics of the rock glaciers in Southern Victoria Land, Antarctica . Arc. Alp. Res. , 15 : 351 – 368 .
   Web of Science ®Google Scholar
• Higgs , R. 1979 . Quartz-grain surface features of Mesozoic-Cenozoic sands from the Labrador and western Greenland continental margins . J. Sediment. Petrol. , 49 : 599 – 610 .
   Google Scholar
• Ingram , R. L. 1971 . “ Sieve analysis. ” . In Procedures in sedimentary petrology Edited by: Carver , R. E. 49 – 67 . New York : Wiley-Interscience. .
   Google Scholar
• King , L. 1976 . Permafrost-Untersuchungen in Tarfala (Schwedisch-Lappland) mit Hilfe der Hammer-schlagseismik . Zeitschrift für Gletscherkunde und Glazialgeologie , 12 : 187 – 204 .
   Google Scholar
• King , L. 1982 . Qualitative und quantitative Erfassung von Permafrost in Tarfala (Schwedisch-Lappland) und Jotunheim (Norwegen) mit Hilfe geoelektrischer Sondierungen . Zeitschrift für Geomorphologie , 43 : 139 – 160 .
   Google Scholar
• King , L. 1985 . Permafrost in Skandinavien . Heidelberger Geographische Arbeiten , 76
   Google Scholar
• King , L. , Gorbunov , A. P. and Evin , M. 1992 . Prospecting and mapping of mountain permafrost and associated phenomena . Permafrost and Periglacial Processes , 3 : 73 – 81 .
   Google Scholar
• Krinsley , D. H. and Doornkamp , J. C. 1973 . Atlas of Quartz Sand Surface Textures 91 Cambridge : Cambridge University Press .
   Google Scholar
• Krumbein , W. C. 1941 . Measurement and geological significance of shape and roundness of sedimentary particles . J. Sediment. Petrot. , 11 : 64 – 72 .
   Google Scholar
• Lewis , C. A. 1988a . Periglacial features in southern Africa: a review . Palaeoecology of Africa , 19 : 357 – 370 .
   Google Scholar
• Lewis , C. A. 1988b . “ Periglacial landforms. ” . In The geomorphology of Southern Africa Edited by: Moon , B. P. and Dardis , G. F. 103 – 119 . Johannesburg : Southern Book Publishers. .
   Google Scholar
• Lewis , C. A. 1990a . “ Introduction. ” . In Field guide to geocryological features in the Drakensberg , UNESCO/IGCP Project Number 297 Edited by: Hanvey , P. M. 1 – 7 . Grahamstown : Organizing Committee .
   Google Scholar
• Lewis , C. A. 1990b . “ Present day climatic statistics for Barkly East. ” . In Field guide to geocryological features in the Drakensberg , UNESCO/IGCP Project Number 297 Edited by: Hanvey , P. M. 19 Grahamstown : Organizing Committee .
   Google Scholar
• Lewis , C. A. and Dardis , G. F. 1985 . Periglacial ice-wedge casts and head deposits at Dynevor Park, Barkly Pass area, north-eastern Cape Province, South Africa. S . Afr. J. Sci. , 81 : 673 – 677 .
   Web of Science ®Google Scholar
• Lewis , C. A. and Hanvey , P. M. 1988 . “ Sedimentology of debris slope accumulations at Rhodes, eastern Cape Drakensberg, South Africa. ” . In Geomorphological Studies in Southern Africa Edited by: Dardis , G. F. and Moon , B. P. 365 – 381 . Rotterdam : Balkema .
   Google Scholar
• Lewis , C. A. and Hanvey , P. M. 1991 . Quaternary fan and river terrace deposits, Glen Orchy, East Cape Drakensberg, South Africa . Permafrost and Periglacial Processes , 2 : 39 – 48 .
   Google Scholar
• Mahaney , W. C. 1990 . Glacially-crushed quartz grains in late Quaternary deposits in the Virunga Mountains, Rwanda—indicators of wind transport from the north? . Boreas , 19 : 81 – 89 .
   Google Scholar
• Marker , M. E. 1990 . “ Amatola scree tongues. ” . In Field guide to geocryological features in the Drakensberg , UNESCO/IGCP Project Number 297. Edited by: Hanvey , P. M. 11 Grahamstown : Organizing Committee .
   Google Scholar
• Marker , M. E. 1992 . Periglacial landforms of southern Africa compared with those of Colorado and New Mexico, USA . S. Afr. Geog. J. , 74 : 8 – 12 .
   Google Scholar
• Morris , S. 1987 . “ Regional and topo-climatic implications of rock glacier stratigraphy: Blanca Massif, Colorado. ” . In Rock glaciers Edited by: Giardino , J. R. , Shroder , J. F. Jr. and Vitek , J. D. 107 – 125 . Boston : Allen and Unwin. .
   Google Scholar
• Opperman , H. and Heydenrych , B. 1990 . A 22 000 year-old Middle Stone Age camp site with plant food remains from the north-eastern Cape . S. Afr. Arch. Bull. , 45 : 93 – 99 .
   Google Scholar
• Parson , C. G. 1987 . “ Rock glaciers and site characteristics on the Blanca Massif, Colorado, U.S.A. ” . In Rock glaciers Edited by: Giardino , J. R. , Schroder , J. F. Jr. and Vitek , J. D. 127 – 143 . Boston : Allen and Unwin. .
   Google Scholar
• Powers , M. C. 1982 . “ Comparison chart for estimating roundness and sphericity. ” . In A.G.I. data sheets for Geology in the field, laboratory and office Edited by: Dietrich , R. V. , Dutro , J. T. and Foose , R. M. 18.1 (Compilers)
   Google Scholar
• Rabassa , J. and Clapperton , C. M. 1990 . Quaternary glaciations of the southern Andes . Quat. Sci. Rev. , 9 : 153 – 174 .
   Web of Science ®Google Scholar
• Rose , J. 1985 . The Dimlington Stadial/Dimlington Chronozone: a proposal for naming the main glacial episode of the Late Devensian in Britain . Boreas , 14 : 225 – 230 .
   Google Scholar
• Shakesby , R. R. , Dawson , A. G. and Matthews , J. A. 1987 . Rock glaciers, protulus ramparts and related phenomena, Rondane, Norway: a continuum of large-scale talus-derived landforms . Boreas , 16 : 305 – 317 .
   Web of Science ®Google Scholar
• South African Commiitee FOR Stratigraphy . 1980 . “ Stratigraphy of South Africa, Part 1. ” . In Handbook of the Geological Survey of South Africa 8 Pretoria : Government Printer . 690
   Google Scholar
• Suggate , R. P. 1990 . Late Pliocene and Quaternary glaciations of New Zealand . Quat. Sci. Rev. , 9 : 175 – 197 .
   Web of Science ®Google Scholar
• Titkov , S. N. 1988 . “ Rock glaciers and glaciation of the central Asia mountains. ” . In Proceedings of the Fgth International Conference on Permafrost, Trondheim 259 – 262 .
   Google Scholar
• Trewin , N. H. 1988 . “ Use of the Scanning Electron Microscope in sedimentology. ” . In Techniques in Sedimentology Edited by: Tucker , M. 229 – 273 . Oxford : Blackwell Scientific. .
   Google Scholar
• Van Zinderen Bakker , E. M. and Coetzee , J. A. 1988 . A review of Late Quaternary pollen studies in East, Central and Southern Africa . Rev. Palaeobot. Paly. , 55 : 155 – 174 .
   Web of Science ®Google Scholar
• Vitek , J. D. and Giardino , J. R. 1987 . “ Rock glaciers: a review of the knowledge base. ” . In Rock glaciers Edited by: Giardino , J. R. , Shroder , J. F. Jr. and Vitek , J. D. 1 – 26 . Boston : Allen and Unwin. .
   Google Scholar
• Wahrhaftig , C. and Cox , A. 1959 . Rock glaciers in the Alaska Range . Geol. Soc. Am. Bull. , 70 : 383 – 436 .
   Web of Science ®Google Scholar
• Whalley , W. B. and Martin , H. E. 1992 . Rock glaciers: II models and mechanisms . Prog. Phys. Geog. , 16 : 127 – 186 .
   Web of Science ®Google Scholar
• White , P. G. 1979 . Rock glacier morphometry, San Juan Mountains, Colorado . Geol. Soc. Am. Bull. , 90 : 515 – 518 . 924–952
   Web of Science ®Google Scholar
• White , S. E. 1976 . Rock glaciers and block fields, review and new data . Quat. Res. , 6 : 77 – 97 .
   Web of Science ®Google Scholar
• Wilson , P. 1990a . Characteristics and significance of protalus ramparts and fossil rock glaciers on Errigal Mountain, County Donegal . Proc. R. Ir. Acad. , 90B : 1 – 21 .
   Google Scholar
• Wilson , P. 1990b . Morphology, sedimentological characteristics and origin of a fossil rock glacier on Muckish Mountain, northwest Ireland . Geog. Ann. , 72A : 237 – 247 .
   Google Scholar
• Yarnal , B. M. 1982 . Surface sediment analysis of a rock glacier . J. Znt. Ass. Math. Geol. , 14 : 371 – 386 .
   Google Scholar
• Wang , Ying , Piper , D. J. W. and Vilks , G. 1982 . Surface textures of turbidite sand grains, Laurentian Fan and Sohm Abyssal Plain . Sedimentology , 29 : 727 – 736 .
   Google Scholar