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Details of Award

NERC Reference : NER/I/S/2002/00609

Melt mixing and the length-scales of geochemical variation at spreading ridges.

Fellowship Award

Fellow:
Professor JC Maclennan, University of Edinburgh, Sch of Geosciences
Science Area:
Earth
Overall Classification:
Earth
ENRIs:
Natural Resource Management
Global Change
Environmental Risks and Hazards
Science Topics:
Volcanic Processes
Properties Of Earth Materials
Mantle & Core Processes
Abstract:
Recent observations of extreme small-scale geochemical variability in mid-ocean ridge basalts (MORB) show that melt mixing does not homogenise basalt before eruption. This variability presents problems for the interpretation of small-volume basalt samples in terms of the bulk properties of large volumes of mantle and requires a reappraisal of the role of melt mixing at mid-ocean ridges. The aim of this project is to use high density datasets to quantify the length-scales of geochemical variability present in MORB and to determine the extent and location of mixing of mantle melts. These indicators of mixing will be related to geophysical images of magma chambers at ridges and linked with physical models of mixing in convecting magma chambers.
Period of Award:
1 Nov 2003 - 31 Oct 2005
Value:
£110,558
Authorised funds only
NERC Reference:
NER/I/S/2002/00609
Grant Stage:
Completed
Scheme:
Postdoctoral Fellow
Grant Status:
Closed

This fellowship award has a total value of £110,558  

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FDAB - Financial Details (Award breakdown by headings)

Total - StaffTotal - Other Costs
£82,059£28,500

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