《徐霞客游记·粤西游日记三十一》
于是向南下土山，一里，土山在南边到了头，又有石山如锥子一样挡在中央。
遂南下土山，一里，土山南尽、复有石山如锥当央。
So go south down the earth mountain, for one mile, the earth mountain came to an end in the south, and there is another stone mountain standing in the middle like a cone.