玉 (Ge̍k)抑 (ia̍h)玉 (gio̍k)氏 (sī)是 (sī)一 (chi̍t)款 (khoán)石頭 (chio̍h-thâu),有 (ū)裝飾品 (chong-sek-phín)作用 (chok-iōng)。照 (Chiàu)礦物 (khòng-bu̍t)的 (ê)分類 (hun-lūi)來 (lâi)講 (kóng),玉包括 (pau-koat)兩 (nn̄g)款變成岩 (piàn-sêng-gâm) (metamorphic rock),怹 (in)是無仝 (bô-kâng)的西里孔酸鹽 (si-lí-khóng-sng-iâm)礦物 (silicate mineral) 遭成 (cho-sêng); 其中 (kî-tiong)一款是軟玉 (nńg-ge̍k) (nephrite),另外 (lēng-gōa)一款是翡翠玉 (húi-chhùi-ge̍k) (jadeite)。