棕(zong)剛(gang)玉(yu),中(zhong)溫煅(duan)(duan)燒棕(zong)剛(gang)玉(yu),高溫煅(duan)(duan)燒棕(zong)剛(gang)玉(yu),鍍衣棕(zong)剛(gang)玉(yu)