This word represents two Hebrew words. The first may he a general term to denote any bright,sparkling gem , ( Isaiah 54:12 ) the second, ( Exodus 28:17 ; 39:10 ; Ezekiel 28:13 ) is supposed to be and smaragdus or emerald.
[N] indicates this entry was also found in Nave's Topical Bible
[E] indicates this entry was also found in Easton's Bible Dictionary
Bibliography InformationSmith, William, Dr. "Entry for 'Carbuncle'". "Smith's Bible Dictionary".