Silicate melt properties and volcanic eruptions

Y Zhang, Z Xu, M Zhu, H Wang - Reviews of Geophysics, 2007 - Wiley Online Library
Knowledge about the properties of silicate melts is needed by volcanologists and
petrologists to evaluate the dynamics of volcanic eruptions and magmatic processes. These …

Transport properties of silicate melts

H Ni, H Hui, G Steinle‐Neumann - Reviews of Geophysics, 2015 - Wiley Online Library
A quantitative description of the transport properties, diffusivity, viscosity, electrical, and
thermal conductivity, of silicate melts is essential for understanding melting‐related …

Viscosity of magmatic liquids: a model

D Giordano, JK Russell, DB Dingwell - Earth and Planetary Science Letters, 2008 - Elsevier
The viscosity of silicate melts controls magma transport dynamics, eruption style and rates of
physicochemical processes (eg, degassing, crystallization) in natural magmas. Thus a …

Petrolog3: Integrated software for modeling crystallization processes

LV Danyushevsky, P Plechov - Geochemistry, Geophysics …, 2011 - Wiley Online Library
This paper introduces Petrolog3, software for modeling (1) fractional and equilibrium
crystallization,(2) reverse fractional crystallization at variable pressure, melt oxidation state …

How volcanoes work: A 25 year perspective

KV Cashman, RSJ Sparks - Bulletin, 2013 - pubs.geoscienceworld.org
Over the past 25 years, our understanding of the physical processes that drive volcanic
eruptions has increased enormously thanks to major advances in computational and …

Toward a general viscosity equation for natural anhydrous and hydrous silicate melts

H Hui, Y Zhang - Geochimica et Cosmochimica Acta, 2007 - Elsevier
A new and empirical viscosity equation for anhydrous and hydrous natural silicate melts has
been developed using the following formulation: where η is the viscosity, T is the …

Melt segregation in deep crustal hot zones: a mechanism for chemical differentiation, crustal assimilation and the formation of evolved magmas

JMS Solano, MD Jackson, RSJ Sparks… - Journal of …, 2012 - academic.oup.com
Mantle-derived basaltic sills emplaced in the lower crust provide a mechanism for the
generation of evolved magmas in deep crustal hot zones (DCHZ). This study uses numerical …

A computer simulation study of natural silicate melts. Part I: Low pressure properties

B Guillot, N Sator - Geochimica et Cosmochimica Acta, 2007 - Elsevier
In implementing into a molecular dynamics simulation code a simple interionic potential
developed to describe the nine component system K2O–Na2O–CaO–MgO–FeO–Fe2O3 …

The rheology of crystal-bearing basaltic magmas from Stromboli and Etna

A Vona, C Romano, DB Dingwell… - … et Cosmochimica Acta, 2011 - Elsevier
Our ability to forecast volcanic hazards at active volcanoes stems from our knowledge of
parameters affecting eruption dynamics. Persistent activity displayed by basaltic volcanic …

Glass transition temperatures of natural hydrous melts: a relationship with shear viscosity and implications for the welding process

D Giordano, ARL Nichols, DB Dingwell - Journal of Volcanology and …, 2005 - Elsevier
Glass transition temperatures (Tg) have been determined for natural multicomponent melts
using differential scanning calorimetry. Trachytic, dacitic, phonolitic and basaltic base …