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Acquisition of rock core samples during the well drilling process is a crucial step that yields substantial subsurface information, thereby enabling the comprehensive characterization of geological formations and the identification of potential petroleum system elements. Core samples are cylindrical sections of rock extracted from subsurface formations during drilling operations. Following the cutting, retrieval, measurement, and cleaning processes, core samples are typically marked to document their orientation and the depth interval from which they were extracted. Photographs of these core samples are taken at the core lab to maintain a digital record. An innovative workflow is proposed to address the challenge of extracting core data (core depth, well and plug number) from images, thereby enhancing the efficiency and accuracy of the process. This paper presents the workflow to employ the depth attribution and standardization of core sample images using segmentation and Large Vision Models (LVMs). It provides an effective way of labelling the images with the right depth and standardization of the images in a standard template.