I was experimenting with blur on a textured photo. These are smooth river stones of various colors. And here are more from this set.
This was taken on a camping trip several years ago. It is a close up of the deep wood grain on an old picnic table. And here is one more from a different angle:
This could be grunge or texture, but I’m filing it under texture since it’s just not that dirty. Still, it would make a cool background as a monochrome brush file in Gimp.
This was taken at a rest stop in Tennessee. Would make a nice background for certain graphic works.