The raw materials for traditional ceramics were taken directly from nature. On the other hand, fine ceramics has passed through an additional step of decomposition, refinement, and so forth before being mixed.
傳統陶瓷的原料是直接取自大自然，精密陶瓷則多經一道分解、提煉的手續，取出純度高、細顆粒的氧化鋁，氧化矽、氧化鎂等，再根據需要，加以調配。