Jürgen Gilg and Luque Manuel have collaborated to create the pst-marble package on CTAN.org which lets you create your own mathematical marblings using LaTeX. https://ctan.org/pkg/pst-marble
http://pstricks.blogspot.com/2018/09/the-marbled-paper-with-pstricks.html
show nice examples of marblings you can create with pst-marble.
You can now create pst-marble designs online! The first tutorial (about the nonpareil pattern) is https://voluntocracy.blogspot.com/2019/02/mathematical-marbling-how-to.html
