Fig. 1. A: Location of the Shayan marble quarry in southern central Iran. B: Overview of the marble quarry dimensions. C: General orientation of the high-quality marble rock package. Faults run parallel to the valleys in roughly W-E direction. D: View down the eastern dump to the NE. E: Overview of the quarry structure: top benches (1) with bench heights of 12 m, lower benches with bench heights of 6 m (2). Top ten benches with a low ratio of production-to-extraction of < 4 % (above the dashed line), lower benches with a higher ratio of production-to-extraction of on av. 12 % (below the dashed line). The eastern dump is marked by the red arrow. Sources: A, B: Google Earth-Bilder (2024); C-E: B. Khoshabadi (2018)