Bright Green Precious Stone
This page is the CodyCross answer for the clue below from Underground Worlds, Group 2170, Puzzle 2 (Amethyst Clusters).
Question is: Bright Green Precious Stone
and the answer is: EMERALD
Word Meaning:
EMERALD — Any of various green gemstones, especially a green transparent form of beryl, highly valued as a precious stone.
Definitions from Wiktionary.