引言:端砚是中国第一名砚,也是世界第一名砚!它除了优越的实用功能外,也是文玩收藏的要角。尤其是今日,砚的功能已产生转换,成了收藏的艺术品,鉴赏自然成了首要课题。端砚的鉴赏分断坑口、评石质、论工艺等三个重点。砚辨之难,不难于辨精粗.而难于断坑口。断坑口与评石质是紧密相连的,石质、石色、石 Introduction: Duan Yan is China’s first inkstone, is also the world’s first inkstone! In addition to its superior practical functions, but also the cornerstone of Wenwan collection. Especially today, the function of Yan has been converted into a collection of works of art, appreciation of nature has become the primary issue. Appreciation of Duan Yan Hang Hau mouth, comment on the quality of stone, on the three key technologies. Difficult to distinguish inkstone, not difficult to distinguish fine thick. Broken hole and comment on the stone quality is closely linked to the stone, stone, stone