china stone | ไชนาสโตน [ธรณีวิทยา๑๔ ม.ค. ๒๕๔๖] |
china clay | (n) a fine usually white clay formed by the weathering of aluminous minerals (as feldspar); used in ceramics and as an absorbent and as a filler (e.g., in paper), Syn. terra alba, porcelain clay, kaoline, china stone, kaolin |