lap·i·dar·y 
(lăpĭ-dĕr′ē)
(lăpĭ-dĕr′ē)n. pl. lap·i·dar·ies
1. One who cuts, polishes, or engraves gems.
2. A dealer in precious or semiprecious stones.
adj.
1. Of or relating to precious stones or the art of working with them.
2.
a. Engraved in stone.
b. Marked by conciseness, precision, or refinement of expression: lapidary prose.
c. Sharply or finely delineated: a face with lapidary features.
[Middle English lapidarie, from Old French lapidaire, from Latin lapidārius, from lapis, lapid-, stone.]