Web Access Research Portal

Researcher: Allen, SR (Dr Sharon Allen)

Fields of Research

Volcanology
Sedimentology
Igneous and Metamorphic Petrology
Ore Deposit Petrology
Geochemistry
Fluidisation and Fluid Mechanics
Geology

Research Objectives

Expanding Knowledge in the Earth Sciences
Copper Ore Exploration
Mineral Resources (excl. Energy Resources)
Expanding Knowledge in Philosophy and Religious Studies
Precious (Noble) Metal Ore Exploration
Natural Hazards in Marine Environments
Marine Oceanic Processes (excl. climate related)

Career Best Publications

Reconstruction of a major caldera-forming eruption from pyroclastic deposit characteristics: Kos Plateau Tuff, Eastern Aegean Sea; Journal of Volcanology and Geothermal Research
Stratigraphy, distribution and geochemistry of widespread felsic volcanic units in the Mesoproterozoic Gawler Range Volcanics, South Australia; Australian Journal of Earth Sciences
The Eucarro Rhyolite, Gawler Range Volcanics, South Australia: A > 675 km3, compositionally zoned lava of Mesoproterozoic age; Bulletin of Geological Society of America
Transport of pyroclastic flows across the sea during the explosive, rhyolitic eruption of the Kos Plateau Tuff, Greece; Bulletin of Volcanology
Water-settling and resedimentation of submarine rhyolitic pumice at Yali, eastern Aegean, Greece; Journal of Volcanology and Geothermal Research

Research Publications

A facies model for a submarine volcaniclastic apron: The Miocene Manukau Subgroup, New Zealand; Geological Society of America Bulletin
Characteristics of submarine pumice-rich density current deposits sourced from turbulent mixing of subaerial pyroclastic flows at the shoreline: field and experimental assessment; Bulletin of Volcanology
Comments on: On magma fragmentation by conduit shear stress: Evidence from the Kos Plateau Tuff, Aegean Volcanic Arc, by Palladino, Simei and Kyriakopoulos (JVGR (2008) 178, 807-817); Journal of Volcanology and Geothermal Research: An International Journal on The Geophysical, Geochemical, Petrological and Economic Aspects of Geothermal and Volcanological Research
Complex spatter- and pumice-rich pyroclastic deposits from an andesitic caldera-forming eruption: The Siwi pyroclastic sequence, Tanna, Vanuatu; Bulletin of Volcanology
Effects of water depth on pumice formation in submarine domes at Sumisu, Izu-Bonin arc, western Pacific; Geology
Eruptive origins of a lacustrine pyroclastic succession: insights from the middle Huka Falls Formation, Taupo Volcanic Zone, New Zealand; New Zealand Journal of Geology and Geophysics
Evolution and architecture of a large felsic Igneous Province in western Laurentia: The 1.6 Ga Gawler Range Volcanics, South Australia; Journal of Volcanology and Geothermal Research
Explosive destruction of a Pliocene hot lava dome underwater: Dogashima (Japan); Journal of Volcanology and Geothermal Research
Extensive felsic lavas in intraplate volcanic provinces; 15th Australian Geological Convention
Extreme effusive eruptions: Palaeoflow data on an extensive felsic lava in the Mesoproterozoic Gawler Range Volcanics; Journal of Volcanology and Geothermal Research
Facies architecture of a continental, below-wave-base volcaniclastic basin: the Ohanapecosh Formation, Ancestral Cascades arc (Washington, USA); Geological Society of America Bulletin
Grain-size distribution of volcaniclastic rocks 1: a new technique based on functional stereology; Journal of Volcanology and Geothermal Research
Grain-size distribution of volcaniclastic rocks 2: characterizing grain size and hydraulic sorting; Journal of Volcanology and Geothermal Research
Phenocryst fragments in rhyolitic lavas and lava domes; Journal of Volcanology and Geothermal Research
Pillow lava and spasmodic submarine fire fountaining in the middle Miocene marginal basin, Sado Island, Japan; Island Arc
Products of Explosive Subaqueous Felsic Eruptions Based on Examples From the Hellenic Island Arc, Greece; Explosive Subaqueous Volcanism
Products of neptunian eruptions; Geology
Quenching of steam-charged pumice: Implications for submarine pyroclastic volcanism; Earth and Planetary Science Letters
Reconstruction of a major caldera-forming eruption from pyroclastic deposit characteristics: Kos Plateau Tuff, Eastern Aegean Sea; Journal of Volcanology and Geothermal Research
Resedimentation of cold pumiceous ignimbrite into water: facies transformations simulated in flume experiments; Sedimentology
Stratigraphy, distribution and geochemistry of widespread felsic volcanic units in the Mesoproterozoic Gawler Range Volcanics, South Australia; Australian Journal of Earth Sciences
Submarine eruption-fed and resedimented pumice-rich facies: the Dogashima Formation (Izu Peninsula, Japan); Bulletin of Volcanology
Surface and subsurface facies architecture of a small hydroexplosive, rhyolitic centre in the Mesoproterozoic Gawler Range Volcanics, South Australia; Journal of Volcanology and Geothermal Research
Syn-eruptive chaotic breccia on Kos, Greece, associated with an energetic pyroclastic flow; Bulletin of Volcanology
The Eucarro Rhyolite, Gawler Range Volcanics, South Australia: A > 675 km3, compositionally zoned lava of Mesoproterozoic age; Bulletin of Geological Society of America
The fluorine link between a supergiant ore deposit and a silicic large igneous province; Geology (Boulder)
The Parnell Grit beds revisited: are they all the products of sector collapse of western subaerial volcanoes of the Northland Volcanic Arc?; New Zealand Journal of Geology and Geophysics
Transport of pyroclastic flows across the sea during the explosive, rhyolitic eruption of the Kos Plateau Tuff, Greece; Bulletin of Volcanology
Water settling and resedimentation of submarine rhyolitic pumice at Yali, Greece; 15th Australian Geological Convention
Water-settling and resedimentation of submarine rhyolitic pumice at Yali, eastern Aegean, Greece; Journal of Volcanology and Geothermal Research

Research Projects

A Volcanological Study on Voluminous Submarine Pumiceous Mass-flow Deposits: Characteristics and Implications; Australian Academy of Science (AASc)
Experimental Simulations and Textural Analysis of Submarine Volcaniclastic Mass Flow Deposits that Result from Large-scale Eruption and Failure Events; Australian Research Council (ARC)
Flood Lavas - How do Hundreds of Cubic Kilometres of High-Silica Magma Originate?; University of Tasmania (UTAS)
May 2011: IUGG 2011 General Assembly; University of Tasmania (UTAS)
Plagioclase Ultra-phyric Basalts: Volcanic Precursors to Catastrophic Caldera Eruptions; University of Tasmania (UTAS)
Submarine Explosive Eruptions of Silicic Magma: Constraints on Products and Processes from Modern Sea-floor Examples, Ancient Successions and Experiments; Australian Research Council (ARC)

Research Candidate Supervision

Characteristics and Origin of Subaqueous Pumice-rich Pyroclastic Facies- Ohanapecosh Formation (USA) and Dogashima Formation (Japan)
Characteristics of Subaqueous Pyroclastic Facies in Arc Settings.
Magmatic and Volcanic Evolution of a Silicic Large Igneous Province (SLIP)- The Gawler Range Volcanics and Hiltaba Suite, South Australia
Origin and Significance of Mafic Igneous Units Associated with the Gawler Silicic Large Igneous Province
Understanding of Basaltic Eruption Dynamics and Mechanisms- Effusive and Explosive Eruptions in Hawaii