Front cover of Volcanica 4(2): Veniaminof from the air. Original image courtesy of University of Alaska Fairbanks.

Volume 4, Issue 2

Published: 2021-07-16

Articles

Conduit system, degassing, and flow dynamics of a rhyolite lava: A case study of the Shiroyama lava on Himeshima Island, Japan

Kuniyuki Furukawa, Koji Uno, Yu Horiuchi, Shintaro Murohashi, Motohiro Tsuboi

107 - 134

PDF
DOI: https://doi.org/10.30909/vol.04.02.107134

Permanent, seasonal, and episodic seismic sources around Vatnajökull, Iceland from the analysis of correlograms

Sylvain Nowé, Thomas Lecocq, Corentin Caudron , Kristín Jónsdóttir, Frank Pattyn

135 - 147

PDF
DOI: https://doi.org/10.30909/vol.04.02.135147

Insight into volcanic garnet: origin and significance of garnet as exemplified by a detailed petro-mineralogical study of the Breziny andesite (Central Slovakia Volcanic Field, Western Carpathians, Central Europe)

Jacky Bouloton

149 - 187

PDF
DOI: https://doi.org/10.30909/vol.04.02.149187

Segment tip geometry of sheet intrusions, I: Theory and numerical models for the role of tip shape in controlling propagation pathways

Richard Walker, Tara Stephens, Catherine Greenfield, Simon Gill, Dave Healy, Sam Poppe

189 - 201

PDF
DOI: https://doi.org/10.30909/vol.04.02.189201

Segment tip geometry of sheet intrusions, II: Field observations of tip geometries and a model for evolving emplacement mechanisms

Tara Stephens, Richard Walker, David Healy, Alodie Bubeck

203 - 225

PDF
DOI: https://doi.org/10.30909/vol.04.02.203225

Thick crust, hydrous magmas, and the paradox of voluminous cold magmatism

Cin-Ty Lee, Boda Liu

227 - 238

PDF
DOI: https://doi.org/10.30909/vol.04.02.227238

Tracking secondary lahar flow paths and characterizing pulses and surges using infrasound array networks at Volcán de Fuego, Guatemala

Ashley Bosa, Jeffrey B. Johnson, Silvio De Angelis, John J. Lyons, Amilcar Roca, Jacob F. Anderson, Armando Pineda

239-256

PDF
DOI: https://doi.org/10.30909/vol.04.02.239256

Hybrid rhyolitic eruption at Big Glass Mountain, CA, USA

Jonathan Castro, Sebastian C. Walter

257 - 277

PDF
DOI: https://doi.org/10.30909/vol.04.02.257277

Calculating the cohesion and internal friction angle of volcanic rocks and rock masses

Marlène C. Villeneuve, Michael J. Heap

279 - 293

PDF
DOI: https://doi.org/10.30909/vol.04.02.279293

Simultaneous effusive and explosive cinder cone eruptions at Veniaminof Volcano, Alaska

Christopher Waythomas

295 - 307

PDF
DOI: https://doi.org/10.30909/vol.04.02.295307

Reviewing volcano hazard and risk communications in Ecuador: experiences from a fast-format workshop

Juan Anzieta, Glyn Williams-Jones, Benjamin Bernard, Hugo Ortiz, Silvia Vallejo, Mario Ruiz

309 - 324

PDF
DOI: https://doi.org/10.30909/vol.04.02.309324

Modelling eruptive source parameters in distributed volcanic fields

Elisabeth Gallant, Lawrence Cole, Chuck Connor, Amy Donovan, Danielle Molisee, Julie Morin, Rory Walshe, Paul Wetmore

325 - 343

PDF
DOI: https://doi.org/10.30909/vol.04.02.325343

Agriculture and forestry impact assessment for tephra fall hazard

Fragility function development and New Zealand scenario application

Heather M. Craig, Thomas M. Wilson, Christina Magill, Carol Stewart, Alec J. Wild

345 - 367

PDF
DOI: https://doi.org/10.30909/vol.04.02.345367