玉竹石因质地玉细,颜色竹青而得名。该石自成板块,取材时如锯木一般方便,初出岩层时质地松韧,工匠雕花刻图凿字如在粉墙上作业,但随时间推延,风霜日月反使其质地日趋坚硬并富有弹力,以拳敲击如鸣大鼓,其特强的抗风化能力至今仍为未解之谜。 Yuzhu stone jade texture, color bamboo named. The stone from the plate, drawn as sawed wood general convenience, the beginning of the rock texture when the loose, carved stone carving figures such as working on the pink wall, but over time, the wind and the sun and the moon to reverse its texture increasingly hard and elastic to Punch percussion drums, its special ability to resist wind is still unsolved mysteries.