Example of an XRF map from Balder using the 7 element Ge detector. The sample was a cross-section of a seed fern on a microscopic glass slide (25 x75 mm). The yellow dashed rectangle marks the mapped area. Elemental maps of Ca, Fe and Zn.

Settings: Excitation 12 keV, Spot size 100×100 µm, Dwell time 1 sec, Time for full map 115 min.