cobalt crust

12 LETTERS · STARTS WITH C

cobalt crust is a valid 12-letter word worth 17 points in Scrabble and 22 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

C3O1B3A1L1T1C3R1U1S1T1

3 + 1 + 3 + 1 + 1 + 1 + 0 + 3 + 1 + 1 + 1 + 1 =17 PTS

DOUBLE WORD → 34TRIPLE WORD → 51

MEANING

What does cobalt crust mean?