The Panafrican and Cadomian orogenies in North Africa and Western Europe

We draw your attention to this upcoming virtual conference that is relevant to the goals of IGCP 683.
The Panafrican and Cadomian orogenies in North Africa and Western Europe
July 1, 2021, beginning at 15 h-Madrid-Berlin time.
Organized by J. Javier Álvaro (IGEO, Madrid), Martim Chichorro (Universidade Nova de Lisboa) and Gabriel Gutiérrez-Alonso (Universidad de Salamanca).

 

The final programme and other arrangements will be available at the end of May but the preliminary schedule is listed below for information. The organizers can be contacted directly for more information.
Talks (15 + 5 min. for questions) – July 1, 2021 (Madrid-Berlin time)
15.00-15.20 h. Linnemann et al. The Cadomian orogeny: where, when, and how?
15.20-15.40 h. Quesada. The Cadomian Orogen in Iberia
15.40-16.00 h. Chichorro et al. ~ 610 Ma: a critical age for the Iberian consolidation.
16.00-16.20 h. Gutiérrez-Alonso et al. Why is there not a Cadomian “true” basement in western Europe? (or where is it?)
16.20-16.40 h. Amaral. Inspecting zircon populations of the Iberian Pyrite Belt: tracking the Cadomian record of the South Portuguese Zone
16.40-17.00. Henriques et al. Evolution of a Neoproterozoic suture in the Iberian Massif, Central Portugal: igneous and metamorphic events at the Ossa Morena Zone/Central Iberian Zone boundary
17.00-17.20 h. Coffee break
17.20-17.40 h. Álvaro. Late Ediacaran tectono-sedimentary evolution of the Cadomian retro-arc basin preserved in the Central Iberian Zone, Iberian Massif.
17.40-18.00 h. Casas et al. Cadomian metabasites of the Pyrenees revisited: new geochemical and geochronological data
18.00-18.20 h. Jacques et al. Redefining the Central Iberian Zone (Iberian Massif): a tectonic subdivision traced by the Alcudian unconformity
18.20-18.40 h. Rojo et al. Geochemical and isotopic (Nd) correlation between SW Iberian and N Bohemian Late Ediacaran siliciclastic series.
18.40-19.00 h. López Carmona et al. The Panafrican basement in Morocco: age and P-T evolution of the Zenaga Inlier
19.00-19.20 h. Padel et al. Shifts in the Cadomian detrital zircon populations of the Cantabrian-Occitan-Pyrenean-Sardinian margin fringing West Gondwana
19.20-20.00 h. Choral discussion about:
Lack of Mesoproterozoic outcrops
So many suture segments: which is a real ophiolite?
Future topics
Forthcoming special volume in Geological Acta (https://revistes.ub.edu/index.php/geoacta)

 

AlvaroConferenceAnnouncement

The Geological Society of America : 56th Annual Meeting 2021 Northeastern Section Meeting Monday, March 15, 2021

IGCP683 section : Pre-Atlantic Geological Connections among Northwest Africa, Southern Europe, and Eastern North America

Advocates :

 

Yvette D. Kuiper ; Colorado School of Mines, US

Sandra M. Barr ; Acadia University, Canada

Faouziya Haissen, Hassan II University, Morocco

Pilar Montero ; University of Granada, Spain

Saïd Belkacim ; Ibn Zohr University, Morocco

 

Presentations :

 

BUILDING KINEMATIC MODELS FOR IAPETUS OCEAN CLOSURE

WALDRON, John, Department of Earth and Atmospheric Sciences, University of Alberta, Edmonton, AB T6G2E3, Canada, BARR, Sandra M., Department of Earth and Environmental Science, Acadia University, Wolfville, NS B4P 2R6, Canada, MCCAUSLAND, Phil, University of Western Ontario Dept Earth Sciences, 1151 Richmond St., London, ON N6A 5B7, CANADA, SCHOFIELD, David I., British Geological Survey, The Lyell Centre, Research Avenue South, Edinburgh, EH14 4AP, United Kingdom, WU, Lei, Department of Earth and Planetary Sciences, McGill University, 3450 Rue University, Montréal, QC H3A 0E8, Canada and REUSCH, Douglas, Dept. of Geology, University of Maine Farmington, Farmington, ME

 

DETRITAL ZIRCON SOURCE EVOLUTION DURING THE DEVONIAN-CARBONIFEROUS COLLISION IN THE NORTHERN MOROCCAN VARISCIDES

ACCOTTO, Cristina, MARTÍNEZ POYATOS, David, AZOR, Antonio and JABALOY-SÁNCHEZ, Antonio, Geodynamics Department, University of Granada, Facultad de Ciencias, Campus Fuentenueva, Avenida Fuentenueva s/n, Granada, 18071, Spain

 

A COMPARISON OF THE CAMBRIAN PRE-RIFT, SYN-RIFT AND BREAK-UP PULSES THROUGHOUT THE ATLAS‒OSSA-MORENA‒NORTH ARMORICAN RIFT (NW AFRICA AND SW EUROPE) AND WESTERN AVALONIA (ATLANTIC CANADA)

ALVARO, Javier, Instituto de Geociencias, (CSIC-UCM),, Dr. Severo Ochoa 7, Madrid, 28040, Spain

 

LITHOSTRATIGRAPHY, PETROCHEMISTRY AND U-PB (ZIRCON) AGE CONSTRAINTS OF VOLCANIC ROCKS OF THE BONAVISTA PENINSULA: IMPLICATIONS FOR THE INTERPRETATION OF THE MUSGRAVETOWN GROUP

MILLS, Andrea, Geological Survey of Newfoundland and Labrador, Government of Newfoundland and Labrador, 50 Elizabeth Ave, St. John’s, NF A1B 4J6, Canada, SANDEMAN, Hamish, Department of Industry, Energy and Tec 50 Elizabeth Avenue, 50 Elizabeth AvenueTec, St. John’s, NL A1B 4J6, CANADA and DUNNING, Greg, Earth Science, Memorial University of Newfoundland (MUN), Alexander Murray Building, St. John’s, NS A1B 3X5, Canada

 

METAMORPHIC EVOLUTION OF THE SOUTHWESTERN PART OF THE MEGUMA TERRANE NOVA SCOTIA, CANADA

NAGURNEY, Alexandra1, CADDICK, Mark1 and WHITE, Chris E.2, (1)Department of Geosciences, Virginia Tech, Blacksburg, VA 24061, (2)Nova Scotia Department of Energy and Mines, Halifax, NS B3J 2T9, Canada

 

UPDATE ON DETRITAL ZIRCON U/PB GEOCHRONOLOGY FROM PROTEROZOIC AND EARLY PALEOZOIC ROCKS OF THE PENOBSCOT BAY INLIER, MAINE

REUSCH, Douglas, Dept. of Geology, University of Maine Farmington, Farmington, ME 04938-6821, STRAUSS, Justin V., Department of Earth Sciences, Dartmouth College, Hanover, NH 03755 and SMITH, Langhorne, Smith Stratigraphic LLC, 21 Ricks Road, Woodstock, NY 12498

Online – Portland

 

AFRICAN AFFINITY OF TONIAN DETRITAL ZIRCON IN AVALONIA OF SOUTHEASTERN-MOST NEW ENGLAND, USA?

THOMPSON, Margaret, Geosciences Department, Wellesley College, Wellesley, MA 02481, WHITE, C.E., Geoscience and Mines Branch, Nova Scotia Department of Energy and Mines, PO Box 698, Halifax, NS B3J2T9, Canada and BARR, S.M., Earth and Environmental Science, Acadia University, Wolfville, NS B4P2R6, Canada

 

NEW DETRITAL ZIRCON DATA FROM WESTERN CONNECTICUT PROVIDE INSIGHT INTO TERRANE AFFINITIES AND MAP PATTERNS OF REGIONAL LITHOLOGIES

BURTON, William, Florence Bascom Geoscience Center, U.S. Geological Survey, MS 926A National Center, Reston, VA 20192, HOLM-DENOMA, Chris, U.S. Geological Survey, Geology, Geophysics, and Geochemistry Science Center, Denver Federal Center, Denver, CO 80225; USGS, 345 Middlefield Rd., MS 901, Menlo Park, CA 94025, WINTSCH, Robert P., Earth and Environmental Sciences, Wesleyan University, 265 Church St, Middletown, CT 06459, LEE, Shinae, Korea Basic Science Institute, Ochang, Chungbuk, 363-883, Korea, Republic of (South), DEVLIN, William, Rock Bottom Research, 787 Georges Hill Rd, Southbury, CT 06488-4623, WALSH, Gregory, United States Geological Survey, Montpelier, VT 05602 and RATCLIFFE, Nicholas M., MS926A, US Geological Survey, Reston, VA 20192

 

CHASING CAMERON’S LINE: DETRITAL ZIRCON RESULTS FROM THE MANHATTAN AND HARTLAND SCHIST IN NEW YORK CITY

JARET, Steven1, TAILBY, Nicholas D.1, HAMMOND, Keiji1, RASBURY, E. Troy2, WOOTON, Kathleen2, EBEL, Denton1, DIPADOVA, E.3, SMITH, Riley3, YUAN, Victoria3, JAFFE, Noa3, SMITH, Lisa M.1 and SPAETH, Lynsey3, (1)Department of Earth and Planetary Sciences, American Museum of Natural History, Central Park West at 79th Street, New York, NY 10024-5192, (2)Geosciences, SUNY Stony Brook, Stony Brook, NY 11794-2100, (3)New York City Board of Education, New York, NY 11201

 

THE NEOPROTEROZOIC BOU AZZER OPHIOLITE (MOROCCO): PETROLOGY, GEOCHEMISTRY AND GEODYNAMIC IMPLICATIONS

PUJOL-SOLÀ, Núria1, ESCALONA, Helena1, PROENZA, Joaquín A.1, HAISSEN, Faouziya2, IKENNE, Moha3, ARENAS, Ricardo4, SÁNCHEZ MARTÍNEZ, Sonia4, MAACHA, Lhou5 and GARCIA-CASCO, Antonio6, (1)Mineralogia, Petrologia i Geologia Aplicada, Facultat de Ciències de la Terra, Universitat de Barcelona, C/ Martí i Franquès s/n, Barcelona, 08028, Spain, (2)Hassan II University of Casablanca, Casablanca, Morocco, (3)Dept of Geology, Faculty of Sciences, Ibnou Zohr University, P.O. Box 28/S, Agadir, 80 000, Morocco, (4)Petrología y Geoquímica, Universidad Complutense, 28040 Madrid, Spain, (5)MANAGEM Group, 191, bd Mohamed Zerktouni, angle bd. Massira Alkhadra, Twin Center Tour, Casablanca, A-20100, Morocco, (6)Instituto Andaluz de Ciencia de la Tierra (IACT), Universidad de Granada-CSIC, Armilla (Granada), 18100, Spain; Departamento de Mineralogía y Petrología, Universidad de Granada, Granada, 18071, Spain

 

MAGMATISM OF THE MINING DISTRICT OF TIGHZA (MASSIF CENTRAL MOROCCO): DEPOSIT MODE AND PETROGRAPHIC AND GEOCHEMICAL CHARACTERIZATION

ABSTRACT WITHDRAWN

 

 

E-Posters :

FTIR IDENTIFICATION OF SERPENTINE POLYMORPHS IN POLISHED SECTIONS

SCHOONOVER, Erik, Hope College, 141 E. 12th street, Holland, MI 49423-3638; Hope College, 141 E. 12th street, Holland, MI 49423-3638, MARTIN, Celine, American Museum of Natural History, 200 Central Park West, New York, NY NY 10024-5102 and JARET, Steven, Department of Earth and Planetary Sciences, American Museum of Natural History, Central Park West at 79th Street, New York, NY 10024-5192

 

THE EDIACARAN OUARZAZATE GROUP, A METACRATONIC SILICIC LARGE IGNEOUS PROVINCE (SLIP): NEW U-PB ZIRCON AGES FROM OUZELLARH-SIROUA SALIENT (TIFNOUTE VALLEY)

BELKACIM, Saïd, Département de Géologie, Université Ibn Zohr, B.P 8106, Cité Dakhla, Agadir, QC 80 000, Morocco, PERROT, Morgann, Sciences de la Terre et de l’Atmosphère, Université du Québec à Montréal, C.P. 8888, Succursale Centre-Ville, Montréal, QC H3C 3P8, DAVIES, Joshua H.F.L., Sciences de la Terre et de l’Atmosphère, Université du Québec à Montréal, 201 President-Kennedy Av, PO Box 8888, Montreal, QC H3C3P8, Canada, LIÉGEOIS, Jean-Paul, Geodynamics and Mineral Resources, Royal Museum for Central Africa, Tervuren, B-3080, Belgium and IKENNE, Moha, Dept of Geology, Faculty of Sciences, Ibnou Zohr University, P.O. Box 28/S, Agadir, 80 000, Morocco

 

DETRITAL ZIRCON GEOCHRONOLOGY IN NORTHERN APPALACHIAN AVALONIAN TERRANES: INSIGHTS INTO BASIN DEVELOPMENT AND TERRANE JUXTAPOSITIONS

VAN ROOYEN, Deanne, Department of Mathematics, Physics, and Geology, Cape Breton University, Sydney, NS B1P 6L2, Canada, BARR, Sandra M., Department of Earth and Environmental Science, Acadia University, Wolfville, NS B4P 2R6, Canada and WHITE, Chris, Nova Scotia Department of Energy and Mines, 1701 Hollis Street, PO Box 698, Halifax, NS B3J 2T9, Canada

 

U-PB ZIRCON GEOCHRONOLOGY OF THE LAMOINE GRANITE, PENOBSCOT BAY INLIER, COASTAL MAINE, USA

POLLOCK, Jeff, Department of Earth Sciences, Mount Royal University, Calgary, AB T3E 6K6, Canada, REUSCH, Douglas, Dept. of Geology, University of Maine Farmington, Farmington, ME 04938-6821 and DUNNING, Greg R., Department of Earth Sciences, Memorial University of Newfoundland, St. John’s, NF A1B 3X5, Canada

 

U-PB DETRITAL ZIRCON ANALYSIS OF SEDIMENTARY ROCKS OF THE SOUTHEASTERN NEW ENGLAND AVALON TERRANE IN THE US APPALACHIANS: EVIDENCE FOR A SEPARATE CRUSTAL BLOCK

KUIPER, Yvette D.1, MURRAY, Daniel P.2, ELLISON, Sonia1 and CROWLEY, James L.3, (1)Department of Geology and Geological Engineering, Colorado School of Mines, 1516 Illinois Street, Golden, CO 80401, (2)Department of Geosciences, University of Rhode Island, 337 Woodward Hall, Kingston, RI 02881, (3)Department of Geosciences, Boise State University, Boise, ID 83725

 

PERI-GONDWANAN TERRANE ASSEMBLY AS REVEALED IN THE NEW BEDROCK GEOLOGIC MAP OF THE ESSEX QUADRANGLE, CONNECTICUT

WINTSCH, Robert, Dept Earth and Environmental Sciences, Wesleyan University, 265 Church St., Middletown, CT 06459 and DEASY, Ryan T., U.S. Geological Survey, 926A National Center, Reston, VA 20192

 

 

Word version of article : NEGSA meeting 2021