stone Synonyms

rock gemstone pit pebble gem lapidate boulder crystal gravel granite cobble jewel marble calculus limestone flint pip soapstone shingle sima rubblestone slab solitaire socle slate snakestone sparerib stonework stoning stepstone stele stela steen stinkstone steatite starstone stalactite spinel spherule sparkler tablet shale prism porphyry ponderation pitchstone pitting phonolite petrous petrographical