Fourth set of structures for the GTK 3D structure library, intended to act as a database for geoinspired design projects. Samples are scanned only to add their structure to the library, with no other direct research interest. Preview of PAS dataset https://doi.org/10.23729/626b373e-c8fe-4e66-ad57-ca7fbd969516 Collective preview entry: https://doi.org/10.23729/a0df5931-b5da-49dd-8369-f54928bd23a7

2022