Vesicular Magma Rheology Study for Volcanic Flow Modeling

A project by the British Geological Survey aims to study the rheology and flow dynamics of vesicular magmas and lavas. The investigation focuses on bubble suspensions with gas volume fractions from 0 to 75%, analyzing shear viscosity, bulk viscosity, and viscoelastic properties. Experimental and numerical models will be applied to understand flow in dykes, conduits, and down slopes.

Use Cases

• Model shear viscosity and bulk viscosity as functions of bubble concentration and size-distribution for volcanic flow simulations.
• Apply experimental results on foam breakdown under shear to analyze lava flow dynamics down slopes.
• Use numerical models of flow along pipes to investigate magma ascent through volcanic conduits.
• Correlate gas volume fraction data (0-75%) with viscoelastic properties to predict magma behavior in confined geometries.

Strengths

• Project is conducted by the authoritative British Geological Survey (BGS).
• Study defines a specific experimental range for gas volume fraction from 0 to 75%.
• Research integrates both experimental methods and numerical modeling approaches.

Limitations

• The input describes a project proposal, not an available dataset with rows, columns, or sample data.
• Data collection and results are prospective, with a last updated date in the future (2026).
• Specific quantitative measurements, file formats, and data structure are currently unknown.

Provenance

Source

British Geological Survey (BGS)

Collection Method

Planned experimental studies and numerical modeling.

Time Range

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Freshness

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Geography

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