Metal __; Device for Tracking Down Buried Treasure

This page is the CodyCross answer for the clue below from Street Fair, Group 1315, Puzzle 3 (Candles and Crystals).

Question is: Metal __; Device for Tracking Down Buried Treasure

and the answer is: DETECTOR

Word Meaning:

DETECTOR — A device capable of registering a specific substance or physical phenomenon, and that optionally sounds an alarm or triggers a warning.

Definitions from Wiktionary.

Metal __; device for tracking down buried treasure — CodyCross Answer | CodyCross Solutions