black geometric mug: angular geometry, delicate materials, bold structural

black geometric mug hard surface modeling angular geometry delicate materials lith printing dark gray crystalcore bold structural designs octahedron sandy finish model coffee cup design modern unique shape pattern art decor minimalist contemporary home kitchenware gift style tableware drinkware ceramic office lovers tea enthusiasts mug: handmade china showcases realistic hyper-detailed rendering captivating color scheme emphasizes use like printing features folded planes visually striking appearance generated