There was only one thing written in stone - the 10 commandments.
Done away.
But if the ministration of death, written [and] engraven in stones, was glorious, so that the children of Israel could not stedfastly behold the face of Moses for the glory of his countenance; which was to be done away: How shall not the ministration of the spirit be rather glorious? 2 Corinthians 3:7-8