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. 2021 Oct 7;11:19994. doi: 10.1038/s41598-021-99511-6

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© The Author(s) 2021

Open Access This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article's Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article's Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/.

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Hydraulic and chemical behaviours, and X-ray CT images for Run 1. (a) Differential pressure between the inlet and outlet as a function of time and (b) concentrations of various elements in the effluent and effluent pH as functions of time during Run 1. X-ray CT images displaying (c) the sample before and after the trial and (d) distributions of significantly large pores and fracture apertures before and after the trial (Bt Biotite, Hb Hornblende, Frac Fracture).