8mm水洗砂、幹砂,鈉7.0–9.0%,鋁14-17%,白度35–50,色調偏淡黃、白調
鈉11%,鋁20%
①鋁14%,鈉5.5%,白度30
②鋁14%,鈉4.8-5%,白度18
原礦,鈉>9%,鋁>16%