这些石块有什么特殊的意义吗？
最常见的就是刻有佛教六字真言“唵嘛呢叭咪吽”的石块。[{'character': '最', 'pinyin': 'zuei4', 'highest pitch': 10.78, 'lowest pitch': 9.59, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '常', 'pinyin': 'chang2', 'highest pitch': 9.59, 'lowest pitch': 6.87, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '见', 'pinyin': 'jian4', 'highest pitch': 10.34, 'lowest pitch': 7.9, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 13.53, 'lowest pitch': 6.41, 'duration': 0.2, 'prosody hierarchy': '#2'}, {'character': '就', 'pinyin': 'jiou4', 'highest pitch': 8.31, 'lowest pitch': 7.28, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '是', 'pinyin': 'shiii4', 'highest pitch': 7.45, 'lowest pitch': 6.67, 'duration': 0.13, 'prosody hierarchy': '#1'}, {'character': '刻', 'pinyin': 'ke4', 'highest pitch': 8.77, 'lowest pitch': 6.87, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '有', 'pinyin': 'iou3', 'highest pitch': 13.16, 'lowest pitch': 4.79, 'duration': 0.25, 'prosody hierarchy': '#2'}, {'character': '佛', 'pinyin': 'fo2', 'highest pitch': 6.89, 'lowest pitch': 5.6, 'duration': 0.25, 'prosody hierarchy': 'null'}, {'character': '教', 'pinyin': 'jiao4', 'highest pitch': 9.48, 'lowest pitch': 6.89, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '六', 'pinyin': 'liou4', 'highest pitch': 9.95, 'lowest pitch': 8.61, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '字', 'pinyin': 'zii4', 'highest pitch': 8.61, 'lowest pitch': 6.49, 'duration': 0.15, 'prosody hierarchy': '#1'}, {'character': '真', 'pinyin': 'zhen1', 'highest pitch': 9.21, 'lowest pitch': 6.49, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '言', 'pinyin': 'ian2', 'highest pitch': 9.01, 'lowest pitch': 6.16, 'duration': 0.3, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.08}, {'character': '唵', 'pinyin': 'o1', 'highest pitch': 9.7, 'lowest pitch': 8.34, 'duration': 0.15, 'prosody hierarchy': 'null'}, {'character': '嘛', 'pinyin': 'ma1', 'highest pitch': 9.57, 'lowest pitch': 9.16, 'duration': 0.25, 'prosody hierarchy': 'null'}, {'character': '呢', 'pinyin': 'ni1', 'highest pitch': 9.43, 'lowest pitch': 8.55, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '叭', 'pinyin': 'ba1', 'highest pitch': 9.36, 'lowest pitch': 8.97, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '咪', 'pinyin': 'mei1', 'highest pitch': 9.43, 'lowest pitch': 8.89, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '吽', 'pinyin': 'hong1', 'highest pitch': 10.04, 'lowest pitch': 8.89, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 13.53, 'lowest pitch': 8.19, 'duration': 0.09, 'prosody hierarchy': '#1'}, {'character': '石', 'pinyin': 'shiii2', 'highest pitch': 8.19, 'lowest pitch': 5.11, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '块', 'pinyin': 'kuai4', 'highest pitch': 8.09, 'lowest pitch': 5.34, 'duration': 0.32, 'prosody hierarchy': '#4'}]