SEM image dataset tephra from the 2021 Tajogaite eruption, La Palma, Canary Islands

The dataset contains 220 images of tephra from the 2021 Tajogaite eruption obtained by Scanning Electron Microscopy (SEM). The three-dimensional (3D) set contains 116 images, and the two-dimensional (2D) set comprises 104 images. The images are grouped in panels for each sample. These panels are ordered by the type (3D and 2D) and the eruption day.