Blind Sidewalk - Material Breakdown - Ye Hang

https://gamesartist.co.uk/blind-sidewalk/
Texture Artist Ye Hang breaks down the creation of a realistic Blind Sidewalk brick. In this article, Hang discusses references, base shape creation in Substance Designer, color variation techniques, height shape refinement, and detailed polishing. He also covers previewing and rendering the material.
https://www.artstation.com/ye-hang
https://www.artstation.com/artwork/WBDPG2