rocky (same as 玤) fine stone which is little less valuable than jade (interchangeable 崩) to collapse; to fall
【午集下】【石字部】䂜 ·康熙筆画：9 ·部外筆画：4
《集韻》步項切，音棒。石貌。 又《正字通》同玤，石次玉。