[kahr-neel-yuh
n] 
| a red or reddish variety of chalcedony, used in jewelry. |
car·nel·ian (kär-nēl'yən)  (click for larger image in new window) n. A pale to deep red or reddish-brown variety of clear chalcedony, used in jewelry. [Middle English corneline, from Old French, from cornel, cornel, from Latin cornus.] |