Walker100
from
Wednesday, 30 September 2026 (08:00)
to
Friday, 2 October 2026 (18:00)
Monday, 28 September 2026
Tuesday, 29 September 2026
Wednesday, 30 September 2026
08:00
Field trips: Pre-Conference field trip through the northern fjords (north of Breiðdalsvík). The subaerial succession: the silicic volcanism of the central volcanoes versus the plateau basalt lava sequence from Reyðarfjörður to Breiðdalur.
Pre-Conference field trip through the northern fjords (north of Breiðdalsvík). The subaerial succession: the silicic volcanism of the central volcanoes versus the plateau basalt lava sequence from Reyðarfjörður to Breiðdalur.
08:00 - 17:00
18:00
Ice-Breaker
Ice-Breaker
18:00 - 19:30
Venue TBA
Thursday, 1 October 2026
07:50
Plenary lectures
07:50 - 09:40
Room: Hátíðarsalur
Welcome
-
Jóna Árný Þórðardóttir
(
Fjarðabyggð
)
Welcome
Jóna Árný Þórðardóttir
(
Fjarðabyggð
)
07:50 - 08:00
Room: Hátíðarsalur
08:00
The life and career of George Walker, volcanologist (1926 to 2006)
-
Steve Self
(
University of California
)
The life and career of George Walker, volcanologist (1926 to 2006)
Steve Self
(
University of California
)
08:00 - 08:50
Room: Hátíðarsalur
09:00
Volcanism, evolution and structure of Iceland - current problems and ways forward
-
Gillian Foulger
(
Durham University
)
Volcanism, evolution and structure of Iceland - current problems and ways forward
Gillian Foulger
(
Durham University
)
09:00 - 09:30
Room: Hátíðarsalur
09:40
Coffee break
Coffee break
09:40 - 10:00
Room: Hátíðarsalur
10:00
George Walker and the flood basalt stratigraphy of Eastern Iceland
-
Birgir Vilhelm Óskarsson
(
Natural Science Institute of Iceland
)
George Walker and the flood basalt stratigraphy of Eastern Iceland
Birgir Vilhelm Óskarsson
(
Natural Science Institute of Iceland
)
10:00 - 10:20
Room: Hátíðarsalur
Scientific Program: Iceland as a laboratory for physical volcanology studies
Iceland as a laboratory for physical volcanology studies
10:00 - 12:20
Room: Hátíðarsalur
10:20
Stratigraphic mapping in a pre-modelled field by the grand master - a word of warning.
-
Gudmundur Omar Fridleifsson
(
Geology and Geothermal Consultant
)
Stratigraphic mapping in a pre-modelled field by the grand master - a word of warning.
Gudmundur Omar Fridleifsson
(
Geology and Geothermal Consultant
)
10:20 - 10:40
Room: Hátíðarsalur
10:40
The SECRET volcanoes of South-East Iceland – mapping plutonic-volcanic connections between Slaufrudalur pluton and volcanic facies
-
Robert Alexander Askew
(
Icelandic Institute of Natural Science
)
The SECRET volcanoes of South-East Iceland – mapping plutonic-volcanic connections between Slaufrudalur pluton and volcanic facies
Robert Alexander Askew
(
Icelandic Institute of Natural Science
)
10:40 - 11:00
Room: Hátíðarsalur
11:00
Magma flow durations in flood basalt dikes, and machine learning inference of genetic chemical relationships between adjacent members of the Columbia River Flood Basalts, USA
-
Leif Karlstrom
(
University of Oregon
)
Magma flow durations in flood basalt dikes, and machine learning inference of genetic chemical relationships between adjacent members of the Columbia River Flood Basalts, USA
Leif Karlstrom
(
University of Oregon
)
11:00 - 11:20
Room: Hátíðarsalur
11:20
Lava flow architecture and vent distribution of the Dabbahu central volcano and Manda Hararo fissure swarm in Ethiopia
-
Charlotte Vye-Brown
(
British Geological Survey
)
Lava flow architecture and vent distribution of the Dabbahu central volcano and Manda Hararo fissure swarm in Ethiopia
Charlotte Vye-Brown
(
British Geological Survey
)
11:20 - 11:40
Room: Hátíðarsalur
11:40
The Sveinar Cone Rows Are Not a Single Eruption: New Tephrochronological Evidence Reveals a Multiphase Holocene History, NE Iceland
-
Diana Brum da Silveira
(
University of Iceland
)
The Sveinar Cone Rows Are Not a Single Eruption: New Tephrochronological Evidence Reveals a Multiphase Holocene History, NE Iceland
Diana Brum da Silveira
(
University of Iceland
)
11:40 - 12:00
Room: Hátíðarsalur
12:00
The Leiðólfsfell Rootless Cone Group Tephra: Insights into Sustained Rootless Eruptions
-
Glen L'Estrange
(
University of Iceland
)
The Leiðólfsfell Rootless Cone Group Tephra: Insights into Sustained Rootless Eruptions
Glen L'Estrange
(
University of Iceland
)
12:00 - 12:20
Room: Hátíðarsalur
12:20
Lunch and Posters
Lunch and Posters
12:20 - 13:00
Room: Hátíðarsalur
13:00
Petrology of Neogene intrusions and volcanoes in eastern Iceland
-
Christian Tegner
(
Aarhus University
)
Petrology of Neogene intrusions and volcanoes in eastern Iceland
Christian Tegner
(
Aarhus University
)
13:00 - 13:20
Room: Hátíðarsalur
Scientific Program: Iceland and similar regions as a laboratory for magmatic studies
Iceland and similar regions as a laboratory for magmatic studies
13:00 - 15:00
Room: Hátíðarsalur
13:20
Temporal and Structural Interactions Between Silicic Volcanic Centers and the Slaufrudalur Granitic Pluton, Southeast Iceland.
-
Catherine Gallagher
(
NordVulk, University of Iceland
)
Temporal and Structural Interactions Between Silicic Volcanic Centers and the Slaufrudalur Granitic Pluton, Southeast Iceland.
Catherine Gallagher
(
NordVulk, University of Iceland
)
13:20 - 13:40
Room: Hátíðarsalur
13:40
The petrological architecture of Ingólfshöfði and its relationship to Öræfajökull (Iceland)
-
Helga Torfadóttir
(
University of Iceland
)
The petrological architecture of Ingólfshöfði and its relationship to Öræfajökull (Iceland)
Helga Torfadóttir
(
University of Iceland
)
13:40 - 14:00
Room: Hátíðarsalur
14:00
Hydrothermally Altered Sheeted Dikes Recovered From IDDP-2 Drill Hole, Reykjanes, Iceland
-
Robert Zierenberg
(
University of California Davis
)
Hydrothermally Altered Sheeted Dikes Recovered From IDDP-2 Drill Hole, Reykjanes, Iceland
Robert Zierenberg
(
University of California Davis
)
14:00 - 14:20
Room: Hátíðarsalur
14:20
The Drill Core Library of the Natural Science Institute of Iceland
-
María Helga Guðmundsdóttir
(
Natural Science Institute of Iceland
)
The Drill Core Library of the Natural Science Institute of Iceland
María Helga Guðmundsdóttir
(
Natural Science Institute of Iceland
)
14:20 - 14:40
Room: Hátíðarsalur
14:40
The magmatism of 2021-23 Fagradalsfjall Fires, Reykjanes Volcanic Belt, Iceland
-
Thor Thordarson
(
University of Iceland
)
The magmatism of 2021-23 Fagradalsfjall Fires, Reykjanes Volcanic Belt, Iceland
Thor Thordarson
(
University of Iceland
)
14:40 - 15:00
Room: Hátíðarsalur
15:00
Coffee break
Coffee break
15:00 - 15:20
Room: Hátíðarsalur
15:20
Incremental assembly of Iceland’s largest granite pluton - new insights on structure and setting of the Slaufrudalur pluton
-
Steffi Burchardt
(
Uppsala University
)
Incremental assembly of Iceland’s largest granite pluton - new insights on structure and setting of the Slaufrudalur pluton
Steffi Burchardt
(
Uppsala University
)
15:20 - 15:40
Room: Hátíðarsalur
Scientific Program: Iceland and NAIP as a laboratory for structural studies
Iceland and NAIP as a laboratory for structural studies
15:20 - 17:20
Room: Hátíðarsalur
15:40
The enigmatic Deep Conductive Layer in the Icelandic Crust
-
Knútur Árnason
(
Reykjavík Academy
)
The enigmatic Deep Conductive Layer in the Icelandic Crust
Knútur Árnason
(
Reykjavík Academy
)
15:40 - 16:00
Room: Hátíðarsalur
16:00
Erosion in East Iceland and continental shelf formation
-
Ármann Höskuldsson
(
University of Iceland
)
Erosion in East Iceland and continental shelf formation
Ármann Höskuldsson
(
University of Iceland
)
16:00 - 16:20
Room: Hátíðarsalur
16:20
Iceland as a field laboratory for understanding Vøring volcanic margin seismic and borehole data
-
Sverre Planke et al
(
University of Oslo/Volcanic Basin Energy Research
)
Iceland as a field laboratory for understanding Vøring volcanic margin seismic and borehole data
Sverre Planke et al
(
University of Oslo/Volcanic Basin Energy Research
)
16:20 - 16:40
Room: Hátíðarsalur
16:40
Continental Crust under the Greenland-Iceland-Faroe Ridge
-
Gillian Foulger
(
Durham University
)
Continental Crust under the Greenland-Iceland-Faroe Ridge
Gillian Foulger
(
Durham University
)
16:40 - 17:00
Room: Hátíðarsalur
17:00
Expanding the Hengill Resource: Deep and Step-Out Exploration Beyond the Known Reservoir
-
Dario Ingi Di Rienzo
(
Orkuveitan
)
Expanding the Hengill Resource: Deep and Step-Out Exploration Beyond the Known Reservoir
Dario Ingi Di Rienzo
(
Orkuveitan
)
17:00 - 17:20
Room: Hátíðarsalur
17:20
Panel discussion
Panel discussion
17:20 - 18:00
Room: Hátíðarsalur
18:00
Iceland’s 250.000 geological maps: Digitisation and modernisation of a legacy dataset for a modern dataset
-
Robert Alexander Askew
(
Icelandic Institute of Natural Science
)
Iceland’s 250.000 geological maps: Digitisation and modernisation of a legacy dataset for a modern dataset
Robert Alexander Askew
(
Icelandic Institute of Natural Science
)
18:00 - 18:04
Room: Hátíðarsalur
Poster Session
Poster Session
18:00 - 19:00
Room: Hátíðarsalur
18:04
Beyond MFCI: Modelling Jet and Plume Dynamics in Wet Basaltic Eruptions
-
Raghavendra Kshirsagar
(
University of Iceland
)
Beyond MFCI: Modelling Jet and Plume Dynamics in Wet Basaltic Eruptions
Raghavendra Kshirsagar
(
University of Iceland
)
18:04 - 18:08
Room: Hátíðarsalur
18:08
Investigation of the origin of Unit 6 and associated lapilli train from the 937-940 CE Eldgjá eruption, Iceland
-
Weronika Mazur
(
University of Iceland
)
Investigation of the origin of Unit 6 and associated lapilli train from the 937-940 CE Eldgjá eruption, Iceland
Weronika Mazur
(
University of Iceland
)
18:08 - 18:12
Room: Hátíðarsalur
18:12
The 937-40 CE Eldgjá flood lava eruption, Iceland: Explosive activity and magma composition
-
Thor Thordarson
(
University of Iceland
)
The 937-40 CE Eldgjá flood lava eruption, Iceland: Explosive activity and magma composition
Thor Thordarson
(
University of Iceland
)
18:12 - 18:16
Room: Hátíðarsalur
18:16
Emplacement of mafic lava flow fields
-
Thor Thordarson
(
University of Iceland
)
Emplacement of mafic lava flow fields
Thor Thordarson
(
University of Iceland
)
18:16 - 18:20
Room: Hátíðarsalur
18:20
Should I stay or should I blow? Emplacement and eruption of a shallow-crustal granitic magma reservoir – the Reyđarártindur pluton, Southeast Iceland
-
Steffi Burchardt
(
Uppsala University
)
Should I stay or should I blow? Emplacement and eruption of a shallow-crustal granitic magma reservoir – the Reyđarártindur pluton, Southeast Iceland
Steffi Burchardt
(
Uppsala University
)
18:20 - 18:23
Room: Hátíðarsalur
18:24
New geochronological evidence of over 8 Myr of persistent silicic volcanism in Southeast Iceland
-
Catherine Gallagher
(
University of Iceland
)
New geochronological evidence of over 8 Myr of persistent silicic volcanism in Southeast Iceland
Catherine Gallagher
(
University of Iceland
)
18:24 - 18:27
Room: Hátíðarsalur
18:28
Torfufell Through Time: The Evolution of a Late Miocene Central Volcano in North Iceland
-
Sigurveig Árnadóttir
(
Norðurorka
)
Torfufell Through Time: The Evolution of a Late Miocene Central Volcano in North Iceland
Sigurveig Árnadóttir
(
Norðurorka
)
18:28 - 18:31
Room: Hátíðarsalur
18:32
Streitishvarf composite dyke: A field case study of mixing of mafic and silicic magmas in subvolcanic intrusions in Iceland
-
Robert Alexander Askew
(
Icelandic Institute of Natural Science
)
Streitishvarf composite dyke: A field case study of mixing of mafic and silicic magmas in subvolcanic intrusions in Iceland
Robert Alexander Askew
(
Icelandic Institute of Natural Science
)
18:32 - 18:35
Room: Hátíðarsalur
18:36
Mix or Mingle?: Investigating textural features of intrusive bimodal magmatic systems using case studies from the North Atlantic Igneous Province
-
Frankie Butler
(
University of Cambridge
)
Mix or Mingle?: Investigating textural features of intrusive bimodal magmatic systems using case studies from the North Atlantic Igneous Province
Frankie Butler
(
University of Cambridge
)
18:36 - 18:39
Room: Hátíðarsalur
18:40
Iron Partitioning During Garnet Fractionation of Basaltic Magmas
-
Jackie Li
(
University of Michigan
)
Iron Partitioning During Garnet Fractionation of Basaltic Magmas
Jackie Li
(
University of Michigan
)
18:40 - 18:43
Room: Hátíðarsalur
18:44
The timing of deformation associated with the emplacement of the Sandfell laccolith
-
Steffi Burchardt
(
Uppsala University
)
The timing of deformation associated with the emplacement of the Sandfell laccolith
Steffi Burchardt
(
Uppsala University
)
18:44 - 18:47
Room: Hátíðarsalur
18:48
Húsavík–Flatey Fault: Strike-Slip Stuck Between Rifts
-
Yaasameen Shalla
(
University of Iceland
)
Húsavík–Flatey Fault: Strike-Slip Stuck Between Rifts
Yaasameen Shalla
(
University of Iceland
)
18:48 - 18:51
Room: Hátíðarsalur
18:52
Deformation related to the emplacement of the Eystrahorn complex, East-Iceland
-
Raphaël Rougemont
(
Uppsala University
)
Deformation related to the emplacement of the Eystrahorn complex, East-Iceland
Raphaël Rougemont
(
Uppsala University
)
18:52 - 18:54
Room: Hátíðarsalur
18:54
Tectono-Volcanic Research in Iceland – the next 100 years framed by the last 5
-
Gregory Paul De Pascale
(
University of Iceland
)
Tectono-Volcanic Research in Iceland – the next 100 years framed by the last 5
Gregory Paul De Pascale
(
University of Iceland
)
18:54 - 18:56
Room: Hátíðarsalur
18:56
Modelling the progressive deformation of transfer zones, application to the Reykjanes Peninsula, Iceland
-
Barache Marieke
(
Institut de Physique du Globe de Paris
)
Modelling the progressive deformation of transfer zones, application to the Reykjanes Peninsula, Iceland
Barache Marieke
(
Institut de Physique du Globe de Paris
)
18:56 - 18:58
Room: Hátíðarsalur
18:58
Role of Inherited Structures on Incremental Emplacement of Midcrustal Lopolith-Like plutons: Insights from Mesozoic plutonism in South China
-
Bo Wang
(
Nanjing University
)
Role of Inherited Structures on Incremental Emplacement of Midcrustal Lopolith-Like plutons: Insights from Mesozoic plutonism in South China
Bo Wang
(
Nanjing University
)
18:58 - 19:00
Room: Hátíðarsalur
19:00
Break
Break
19:00 - 20:00
Room: Hátíðarsalur
20:00
Conference Dinner
Conference Dinner
20:00 - 22:00
Friday, 2 October 2026
08:00
Field trips: Post-Conference field trip through the southern fjords (south of Breiðdalsvík). The intrusion geology of the South fjords: The magma chambers, sills and dykes of the region from Lón to Breiðdalsvík
Post-Conference field trip through the southern fjords (south of Breiðdalsvík). The intrusion geology of the South fjords: The magma chambers, sills and dykes of the region from Lón to Breiðdalsvík
08:00 - 17:00