Strong’s Hebrew
H3958 — leshem
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
לֶשֶׁם
leshem — pronounced leh'-shem
from an unused root of uncertain meaning; a gem, perhaps the jacinth:--ligure.
2 occurrences in the KJV.
Exodus 28:19
And the third row a ligure, an agate, and an amethyst.
Exodus 39:12
And the third row, a ligure, an agate, and an amethyst.