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Pore-Scale Dissolution by CO2 Saturated Brine in a Multi-Mineral Carbonate at Reservoir Conditions: Impact of Physical and Chemical Heterogeneity

Dataset title Pore-Scale Dissolution by CO2 Saturated Brine in a Multi-Mineral Carbonate at Reservoir Conditions: Impact of Physical and Chemical Heterogeneity
Dataset creators Al-Khulaifi, Y.; Imperial College London.
Lin, Q.; Imperial College London.
Blunt, M.J.; Imperial College London.
Bijeljic, B.; Imperial College London.
Dataset theme Geoscientific Information
Dataset abstract

The datasets contain 40 time-resolved segmented X-ray micro-tomographic images showing mineral dissolution of carbonate rock samples containing dolomite and calcite via CO2 acidified brine fluid flow at reservoir conditions. The tomographic images were acquired at a voxel-resolution of 5.2 µm and time-resolution of 33 minutes. The data were collected with lab based microCT, with an aim of investigating the influences of rock mineral and physical heterogeneity on dissolution patterns and changes to dynamic rock properties at the pore-scale. Further details of the experimental methodology can be found in Al-Khulaifi et al. (2019). These time-resolved tomographic images can be used to validate pore-scale multimineral reactive transport models.

Dataset content dates 1st August 2017 – 5th August 2017
Dataset spatial coverage Not applicable
Dataset supply format .raw
Dataset language English-United Kingdom
Dataset discovery metadata record Discovery Link to the dataset's BGS Discovery Metadata record
Dataset publisher British Geological Survey
Dataset publication date 12th January 2019
Dataset digital object identifier(DOI) 10.5285/52b08e7f-9fba-40a1-b0b5-dda9a3c83be2
Dataset citation text Al-Khulaifi, Y.; Lin, Q.; Blunt, M.J., and Bijeljic, B. (2019): Pore-Scale Dissolution by CO2 Saturated Brine in a Multi-Mineral Carbonate at Reservoir Conditions: Impact of Physical and Chemical Heterogeneity. British Geological Survey. (Dataset). http://dx.doi.org/10.5285/52b08e7f-9fba-40a1-b0b5-dda9a3c83be2
Constraints and terms of use This data set is delivered under the terms of the Open Government Licence, subject to the following acknowledgement accompanying any reproduced materials: "Imperial College London gratefully acknowledge permission to publish and funding from the Qatar Carbonates and Carbon Storage Research Centre (QCCSRC), provided jointly by Qatar Petroleum, Shell, and Qatar Science & Technology Park. Qatar Petroleum remain copyright owner."
Access the dataset https://www.bgs.ac.uk/services/ngdc/accessions/index.html#item125274