'Stone' in the Bible

“His [godless] roots are wrapped around a pile of rocks,And he gazes at a house of stones.

“Oh, that the words I now speak were written!Oh, that they were recorded in a scroll!

“Iron is taken out of the earth,And copper is smelted from the stone ore.

“Water becomes like stone [and hides itself],And the surface of the deep is frozen and imprisoned.

“His heart is as hard as a stone,Indeed, as solid as a lower millstone.