https://falsfiction.itch.io/earthy-products-pixel-art-tiles (Rating: E for everyone but the stories on the account aren't.)

Free download. If you really want to pay something, there's Ko-fi.

A note about references for my own conscience: I missed a couple in the included About file.

For "Lover's Stones", a photograph downloaded for older project (from a site that afterward leaned into AI crap) helped me loosen up. The book 101 Textures in Colored Pencil by Denise J. Howard was my primary reference for the rusted steel.