G3030
λίβανος
frankincense
λίβανος, -ου, ὁ (rarely ἡ), (from the Semitic; cf. the Heb. equiv.), [in LXX for לְבוֹנָה Exo.30:34, Isa.60:6; Sir.24:15, al. ;] __1. in cl., the frankincense-tree. __2. (Occas. in cl.) frankincense (so Lev.2:1; cf. λιβανωτός): Mat.2:11, Rev.18:13.† (AS)
The KJV translates G3030 in the following manner:
frankincense (4x)
Full Thayer's lexicon entry
λίβανος — líbanos
λίβανος, λιβάνου, ὁ (more rarely ἡ (cf. Lob., as below));
1. the frankincense-tree (Pindar, Herodotus, Sophocles, Euripides, Theophrastus, others).
2. frankincense (Hebrew לְבֹנָה; Leviticus 2:1f, 16; Isa 60:6, etc.): Mat 2:11; Rev 18:13; (Sophocles, Theophrastus, others). Cf. Lob. ad Phryn., p. 187; (Vanicek, Fremdwörter, under the word. On frankincense see especially Birdwood in the Bible Educator, i., 328ff, 374ff.)
2 occurrences
Matthew (1), Revelation of John (1)