Fig. 4

Light microscope image of a thin-section from limestone GUR and corresponding μ-XRF maps for Zn, Fe and Ca. The mapped area is 3,000 × 2,000 μm2 (20 × 20 μm2 resolution, 50 ms dwell time)
Light microscope image of a thin-section from limestone GUR and corresponding μ-XRF maps for Zn, Fe and Ca. The mapped area is 3,000 × 2,000 μm2 (20 × 20 μm2 resolution, 50 ms dwell time)