宋至和年款歙石天砚尝读宋人高似孙的《观笺》一书,其录砚样有『天砚』一款,初不知所云,后又读《端溪砚谱》。其于『天研』注曰:『东坡尝得石不加斧凿以为研,后人寻岩石自然平整者效之。』复又翻阅《苏轼文集》,始知苏东坡在少时『与群儿凿地为戏,得异石,如鱼,肤温莹,作浅碧色……试以为砚,甚发墨。』其父苏洵把这方砚称为『天砚』。由此可知,天砚者,系指天然石中似砚可用来经人工雕琢砚也。 Song Zhi and year models Shi Yan Tian Yan tasted the Song Dynasty Sun grand “Guan Jian,” a book, the record-type sample “Tian Yan” a paragraph, initially unknown, then read “Duanxi Yan spectrum.” It wrote in “Tian Yan”: “Dongpo tasted stone without an ax and thought that the descendants would look for the natural formation of the rock. ”And then read“ Su Shiwenji ”, I began to know Su Dongpo in a small time“ and groups of children digging for the play, different stone, such as fish, skin temperature Ying, for the light blue color ... ... try that Yan, very ink. His father, Su Yuan, referred to this inkstone as ”Tian Yan." It can be seen, Tian-yan, refers to the natural stone can be used as artificial Yan Yan carved stone also.