First, concave inkstone.
Confirmation and explanation:
Don? Du Xunhe? The poem "My Brother and Nephew's Book Hall" says: "The bamboo shadow on the window shakes the book case, and the spring sounds into the inkstone pool."
The bamboo shadow outside the window is still swaying on the desk, and the spring water gurgles in the distance and flows into the concave inkstone.
Second, Xiyan Lake.
Confirmation and explanation:
Yue? "Tea Room Three Notes Wang Yan": Yin Shanlan Pavilion? There is an exit in the inkstone pool. Every time the imperial court issued a letter, the water in the pool was all black and could be dyed. "
There is a Lanting in Shannan, and there is a Xiyan Lake in Lanting. Whenever the imperial court issued imperial edicts, the pool water would turn black, which could be used to dye clothes black.
Extended data:
Synonyms of inkstone:
I. Inkstone
Pinyin: yàn tai?
Basic definition: grinding ink stationery, using stones and tiles.
Second, Shi Yan?
Pinyin: shí yàn?
Basic explanation: Also called "Shi Yan". Stone inkstone.
Source: The Revelation of Wang Jianping's Xie Ci in Shi Yan by Liang Jiangyan in the Southern Dynasties.
Third, copper inkstone
Pinyin: tóng yàn?
Basic interpretation: The common materials of copper inkstone are stone, clay and so on. But copper inkstones are still rare.
References:
Baidu encyclopedia-Yanchi