This shows both patterns and texture in it. They are repeating circles, but each one is a little different with the texture and lighting. Corealine - idea to have textured material for parts of repetitive pattern?
Abstract painting / Michael Chase / Black and white / Varying sizes of cardboard cut into strips and used as a mark making tool. Ink, powder paint and acrylic. Create surface texture with Calk or Pollyfiller and then rub in a glaze or wash.