spinel group

12 LETTERS · STARTS WITH S

spinel group is a valid 12-letter word worth 16 points in Scrabble and 22 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

S1P3I1N1E1L1G2R1O1U1P3

1 + 3 + 1 + 1 + 1 + 1 + 0 + 2 + 1 + 1 + 1 + 3 =16 PTS

DOUBLE WORD → 32TRIPLE WORD → 48

MEANING

What does spinel group mean?