INTEGRATED ANALYSIS OF MINERALOGICAL AND TEXTURAL FACTORS ON STRESS-INDUCED FRACTAL ROCK DAMAGE: A MULTISCALE ANALYSIS

Göğüş Dinç Göğüş*, E. Avşar, K. Develi, A. Çalık

*Corresponding author for this work

Research output: Contribution to journalConference articlepeer-review

Abstract

This study explores the influence of textural properties and mineralogical composition on micro and mesoscale mechanical behaviors of three different rock types. Employing laboratory experiments, discrete element modeling (DEM), mineralogical examinations, and fractal analysis, we quantitatively assess rock damage evolution. Fractal dimension (DB) calculations on crack patterns, identified on thin sections prepared parallel and perpendicular to the uniaxial compressive loading direction at critical stress thresholds (σci, σcd, σpeak), provide insights. Our findings indicate that post-critical stress (σcd) highlights textural properties as primary factors determining rock damage extent, with mesoscale fractures aligning in response to mineralogical composition.

Original languageEnglish
Article number012094
JournalIOP Conference Series: Earth and Environmental Science
Volume1480
Issue number1
DOIs
Publication statusPublished - 2025
Event5th International Symposium on Geomechanics from Micro to Macro, IS-Grenoble 2024 - Grenoble, France
Duration: 23 Sept 202427 Sept 2024

Bibliographical note

Publisher Copyright:
© Published under licence by IOP Publishing Ltd.

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