端砚砚石自开采以来,已有1300多年历史了,砚坑众多,一般来说,坑口不同,材质会有较大差别;即便同一个坑口,砚石也不尽一样。在端砚的诸多坑口里,老坑是实至名归的第一名坑;麻子坑位于紫云谷较深处,石质极佳,位居第二;坑仔岩与老坑相隔不远,石质逊于老坑,排在第三。这三大名坑好比端砚里的贵族,砚石极具收藏价值。∣老坑(水岩)∣老坑,又称水岩、皇岩。现在人们将大西洞和水归洞所采的砚石均称老坑,大抵因为它开坑采石年代久远,故称之为老坑。又因老坑洞内长年累月受泉水浸渍,砚石质地纯净,故又称之为水岩。历来从老 Yan stone since the end of mining, has been more than 1300 years of history, Yan many pit, in general, Pithead different material will be a big difference; even with the same Hang Hau, Yanshi is not the same. Many ditches in Duan Yan, the old pit is deservedly the first pit; pock pit is located deep in the Ziyun Valley, excellent stone, ranked second; Pit Aberdeen pit rock and not far from the old pit, Stone inferior pit, ranked third. These three famous pillars like the nobles in Yan Duan, inkstone very collection value. Old pit (water rock) | Old pit, also known as water rock, rock king. Now people will Daeshitong and water return holes collected by the inkstone are known as the old pit, probably because it is open pit Quarry ages, it is called the old pit. Because of the old pit cave for many years by spring immersed, Yan stone texture pure, it is also known as water rock. Always from old