NORSK GEOLOGISK TIDSSKRIFT UTGITT AV NORSK GEOLOGISK FORENING THE JOURNAL OF THE NORWEGIAN GEOLOGICAL SOCIETY REDAKTØR: JOHANNES A. DONS BIND 45 Oslo 1965 UNIVERSITETSFORLAGET
Norges almenvitenskapelige forskningsråd 1965 D 48T-1 Printed by A.s John Griegs Boktrykkeri Bergen 1965
INNHO LD Contents A v h a n d l i n g e r Papers Side Page BANHAM, P. H. and ELLIOT, R. B.: Geology of the Hestbrepiggan area. Preliminary account...... 189 BARTH, T. F. W. and THORESEN, K.: The attitude of the rhombic section in triclinic feldspars (with a note on diclinic crystals)... 83 BJORLYKKE, K.: An autoradiographic technique for illustration of structures in sedimentary rocks...................... 357 - The Middle Ordovician of the Oslo Region, Norway. 20. The geochemistry and mineralogy of some shales from the Oslo Region.. 435 BowEs, D. R. and WRIGHT, A. E.: A comparison of the breccia-metagabbro-syenite complex at Fjone, South Central Norway, with some explosion-breccia-appinite complexes in the Caledonian orogenic belt of Scotland...... 463 BRUNFELT, A. O. (se JENSEN)............ 249 BRUTON, D. L.: The Middle Ordovician of the Oslo Region, Norway. 19. The trilobite family Odontopleuridae................ 339 BRYN, K.O. (se SVERDRUP)....................................... 177 BURRELL, D. C. : The geochemistry and origin of amphibolites from Bamble, South Norway. I. The determination of zinc in amphibolites by atomic absorption spectroscopy........................... 21 CARSTENS, H. : Contributions to the mineralogy of Norway. No. 32. Axinite in the Norwegian Caledonides................ 397 CHRIST, C. L.: Substitution of boron in silicate crystals... 423 CHRISTIE, O. H. J.: Substitutions in the olivine layer of norbergite... 429 CHRISTIE, 0. H. J., FALKUM, T., RAMBERG, l. B. and THORESEN, K.: Petrology of the Grimstad granite. I. Progress Report 1964.... 315 DoNs, J. A. : The Precambrian rocks of the Telemark area in South Central Norway. IV. Calcite syenite with marginal breccia at Fjone.... 57 ELLIOTT, R. B. and MoRTON, R. D.: The nodular metamorphic rocks from the environs of Kragero, south coast of Norway............... 1 ELLIOTT, R. D. (se BANHAM).......... 189 ERDTMANN, B.- D.: Eine spat-tremadocische Graptolithenfauna von Toyen in Oslo................................................... 97
Side P age ERDTMANN, B.-D. Outline stratigraphy of graptolite-bearing 3b (Lower Ordovician) strata in the Oslo Region, Norway............. 481 FALKUM, T. (se CHRISTIE}......................................... 315 GARUTT, V. E. (se HEINTz).................................. 13 HAFSTEN, U. (se KLOVNING)...... 333 HEIER, K. S.: A geochemical comparison of the Blue Mountain (Ontario, Canada) and Stjemoy (Finnmark, North Norway) nepheline syenites............................................... 41 Boron in pegmatite minerals................................ 53 HEINTZ, A.: A new mammoth-find from Norway and a determination of the age of the tusk from Toten by means of Cu... 227 HEINTZ, A. E. and GARUTT, V. E.: Determination of the absolute age of the fossil remains of mammoth and woolly rhinoceros from the permafrost in Siberia by the help of radio carbon (C1,) 73 JENSEN, B. B. and BRUNFELT, A. O.: Distribution pattems of rare earth elements in terrestrial rocks................................. 249 KLoVNING, I. and HAFSTEN, U.: An early Post-Glacial pollen profile from Flåmsdalen, a tributary valley to the Sognefjord, western Norway 333 KRAUSE, H.: Contributions to the mineralogy of Norway. No. 33. Idaite, Cu5FeS1, from Konnerud near Drammen............... 417 MANGERUD, J.: Dalfyllinger i noen sidedaler til Gudbrandsdalen, med bemerkninger om norske mammutfunn. Drift in some Tributary Valleys of Gudbrandsdalen (Central Norway), with remarks on the Norwegian mammoth finds...... 199 MERCY, E. L. P. and O'HARA, M. J.: Chemistry of some gamet-bearing rocks from south Norwegian peridotites... 323 - Olivines and orthopyroxenes from gametiferous peridotites and related rocks............................................... 457 MoRTON, R. D. (se ELLIOTT)...................................... l NIKOLAISEN, F.: The Middle Ordovician of the Oslo Region, Norway. 18. Rare trilobites of the families Olenidae, Harpidae, Ityophoridae and Cheiruridiae...... 231 NILSSEN, B. and SMITHSON, S. B.: Studies of the Herefoss Precambrian granite. I. K-Feldspar obliquity............................. 367 OFTEDAL, l.: Note on the apparent substitution of boron for beryllium in minerals................................................ 81 OFTEDAL, I. and SÆBO, P. CHR.: Contributions to the mineralogy of Norway. No. 30. Minerals from Nordmarkite druses... 171 O'HARA, M. J. (se MERcv)........................................ 457 - (se MERcv)...... 323 RAMBERG, l. B. (se CHRISTIE)...,..,.,.,.......,..,. 315 REIT AN, P. H.: Pegmatite veins and the surrounding rocks. V. Secondary recrystallization of aplite to form pegmatite.................. 31 RoSENQVIST, I. TH. : Electron-microscope investigations of larvikite and tonsbergite feldspars....................................... 69
Side P age SÆBO, P. CHR. (se OFTEDAL)..................................... 171 - (se SVERDRUP)............................................. 177 ScHUILING, R. D. : Residual cipolino : End-product of calcareous rocks in regional metamorphism..................................... 303 SMITHSON, S. B.: The nature of the 'Granitic' layer of the crust in the Southem Norwegian Precambrian............................ 113 - (se NILSSEN)............................................. 367 SVERDRUP, T. L., SÆBO, P. CHR. and BRYN, K. O.: Contributions to the mineralogy of Norway. No. 31. Tysonite (fluocerite), a new mineral for Norway...,....,... 177 THORESEN, K. (se BARTH)......................................... 83 (se CHRISTIE).............................................. 315 WRIGHT, A. E. (se BowEs)........................................ 463 WRIGHT, A. D.: The occurrence of Streptis (Brachiopoda) in the Ordovician of the inner Oslofjord...................................... 473 Minnetale Memorial address Professor Pentti Eskola. Minnetale holdt i NGF av T. W. F. Barth.... 297 Notiser Notes FLEISCHER, M.: New mineral names................................ 359 HAGEMANN, F.: Det fi:irste forsi:ik på å stifte Norsk Geologisk Forening. 285 Norsk Geologisk Forening. En orientering og takk ved foreningens formann i-ill Foredragsreferater Abstracts of papers Det VI Nordiske Geologiske Vintermote i Trondheim (Jan. 1964) 135 HEINTZ, A.: Om Devon på V estspitsbergen......................... 289 HJELLE, A. : Om gneiss og granitt på Svalbard...................... 296 NATERSTAD, J.: Cambro-silurian stratigraphy on the north west side of Hardangerfjord. A preliminary report........................ 365 Ny litteratur Reviews FREY, D. G.: Remains of animals in Quatemary lake and bog sediments and their interpretation. Anmeldt av R. W. Feyling-Hanssen.... 361 IMBRIE, J. and NEWELL, N. D.: Approaches to Paleoecology. Anmeldt av G. Henningsmoen.......................................... 169 KA Y, M. and CoLBERT, E. H.: Stratigraphy and Life History. Anmeldt av J. A. Dons............... 549
Side P age LINDSTROM, M.: Conodonts. Anmeldt av G. Hamar.................. 288 LovE, Å skell and DoRis: North Atlantic Biota and their History. Anmeldt av K. E. Henningsmoen.............................. 168 LozEK, V.: Quartarmollusken der Tschechoslowakei. Anmeldt av R. W. Feyling-Hanssen........................................... 362 MuLLER, G.: Sediment-Petrologie, Teil l: Metoden der Sedimentuntersuchung. Anmeldt av J. A. Dons............................ 167 PHILIPSBORN, H. VON: Erzkunde. Anmeldt av I. B. Ramberg......... 167 Norsk Geologi sk Forening Norwegian Geological Society Møtereferater : Nr. 414, 5-11-1964........................................... 289 t 415, 10-12-1964.......................................... 290 Generalforsamling 4-2-1965.................................... 295 Nr. 416, 4-2-1965............................................ 296 * 417, 4-3-1965............................................ 365 Årsmelding for 1964.............................................. 290 Regnskap for 1964............................................... 291 Bergens geologiske klubb, årsmelding for 1964....................... 292 Trondheims geologiske klubb, årsmelding for 1964................... 293 Mineralogisk Gruppe av N. G. F................................... 295 Stratigrafisk Gruppe av N. G. F................................... 294