Samples were collected with a Sigma-2 sampler (Waza et al., 2019) on top of SAMUM-2 container installation 13 January 2008 and 10 February 2008 (Ansmann et al., 2011; Kandler et al., 2011). The geographical coordinates are N 14.9475° and W 23.4845°, height is approximately 100 m above sea level.Samples were subject to automated scanning electron microscopy with coupled X-ray analysis (Kandler et al., 2018). Each data file is one sample, an overview with meta data is given in the sample list file.Please refer to the description files for more details.